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Tables

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Common Stock Value		0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.28	0.28	0.28	0.28	0.28	0.28	0.28	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	NA	NA	NA
dei: Entity Common Stock Shares Outstanding		NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Earnings Per Share Basic		0.53	1.17	0.34	2.49	1.00	0.99	0.88	1.82	0.25	0.71	0.65	1.62	0.12	0.52	1.34	1.59	0.51	0.64	0.69	1.86	0.59	0.86	0.59	1.20	0.36	0.92	0.67	1.69	0.45	0.66	0.45	1.53	0.26	0.48	0.29	0.54	0.27	0.33	0.07	0.37	0.21	0.39	0.14	0.51	0.34	0.45	0.22	0.54	0.42	0.16	0.25	0.33	0.30	0.28	0.20	0.09
Earnings Per Share Diluted		0.53	1.16	0.33	2.45	0.98	0.98	0.87	1.80	0.24	0.70	0.65	1.59	0.11	0.51	1.33	1.58	0.51	0.63	0.69	1.85	0.59	0.86	0.58	1.18	0.36	0.91	0.66	1.69	0.45	0.66	0.45	1.53	0.26	0.48	0.29	0.54	0.27	0.33	0.07	0.37	0.21	0.39	0.14	0.51	0.34	0.45	0.22	0.54	0.42	0.16	0.25	0.33	0.30	0.28	0.20	0.09

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Revenue From Contract With Customer Excluding Assessed Tax		1580.20	1550.89	1585.13	1769.65	1489.71	1439.16	1432.11	1577.84	1291.24	1209.63	1185.37	1286.84	1056.34	1007.82	993.37	1229.48	1075.09	1043.39	1043.32	1153.01	966.76	925.13	922.29	1014.37	826.49	795.51	795.55	882.66	729.07	702.54	707.33	802.41	650.01	626.29	627.84	699.48	595.87	560.30	564.62	637.00	557.13	539.87	547.27	611.84	532.44	511.95	519.26	595.18	495.11	471.82	472.90	536.38	435.53	414.15	412.42	457.66
Revenues		1580.20	1550.89	1585.13	1769.65	1489.71	1439.16	1432.11	1577.84	1291.24	1209.63	1185.37	1286.84	1056.34	1007.82	993.37	1229.48	1075.09	1043.39	1043.32	1153.01	966.76	925.13	922.29	1014.37	826.49	795.51	795.55	882.66	729.07	702.54	707.33	802.41	650.01	626.29	627.84	699.48	595.87	560.30	564.62	637.00	557.13	539.87	547.27	611.84	532.44	511.95	519.26	595.18	495.11	471.82	472.90	536.38	435.53	414.15	412.42	457.66
Gross Profit		222.09	257.93	224.64	332.15	241.04	244.55	239.87	285.77	170.62	198.48	199.55	251.44	167.55	185.03	220.25	234.02	161.94	170.55	173.74	226.72	161.59	166.05	154.54	199.72	142.87	139.97	130.55	159.35	110.54	117.80	113.26	150.02	97.05	106.74	104.22	129.86	101.36	100.82	95.45	106.18	89.98	97.41	97.75	108.12	93.50	98.42	87.29	103.00	89.95	87.03	83.84	90.96	80.81	73.69	71.36	72.69
Operating Expenses		199.82	198.47	208.83	211.14	190.18	191.92	191.52	187.38	155.94	158.88	164.33	167.62	159.84	156.26	147.26	148.80	134.22	135.81	135.01	141.26	128.97	117.92	120.96	135.02	119.15	110.17	107.61	105.85	96.07	95.02	97.24	96.97	87.02	86.81	92.00	106.34	88.35	86.36	92.04	89.58	83.10	80.30	87.52	86.11	77.61	79.28	77.88	79.96	73.25	72.94	72.44	75.83	68.16	61.61	62.79	68.92
General And Administrative Expense		44.97	41.50	43.16	48.03	40.92	38.12	36.09	41.01	32.43	31.13	29.21	31.64	27.91	25.65	24.75	34.85	30.64	29.77	29.87	33.16	28.50	25.29	27.42	29.85	25.96	24.51	24.61	26.19	20.34	21.32	21.25	23.78	20.68	19.19	20.33	24.05	18.48	20.30	21.12	22.73	19.11	20.57	20.04	21.99	15.87	21.12	18.49	22.08	17.52	18.91	17.02	21.89	15.54	15.55	14.63	17.49
Operating Income Loss		22.27	59.46	15.81	121.01	50.86	52.63	48.35	98.39	14.68	39.60	35.22	83.82	7.71	28.77	72.99	85.22	27.72	34.73	38.72	85.46	32.62	48.13	33.58	64.70	23.71	29.80	22.94	53.49	14.47	22.77	16.02	53.04	10.03	19.94	12.22	23.52	13.01	14.46	3.41	16.59	6.87	17.11	10.23	22.01	15.89	19.14	9.41	23.05	16.69	14.09	11.40	15.13	12.65	12.08	8.57	3.76
Interest Expense		7.20	7.05	6.69	6.21	5.51	4.08	2.69	1.93	1.92	1.96	1.98	1.60	1.70	1.73	2.22	2.36	2.21	2.12	1.64	1.68	1.32	1.17	1.11	1.07	0.89	0.89	0.80	0.62	0.48	0.63	0.65	0.64	0.11	0.13	0.12	0.10	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Allocated Share Based Compensation Expense		11.32	15.21	15.36	11.11	11.26	13.34	15.63	9.85	4.66	10.36	13.78	11.82	NA	20.86	10.69	6.55	NA	6.52	8.26	6.04	NA	5.77	5.75	3.13	NA	6.58	5.30	4.50	NA	4.19	4.76	3.58	3.17	3.71	4.04	2.42	2.71	2.70	3.25	2.40	2.75	2.75	3.29	2.31	2.43	2.43	2.80	2.15	2.15	2.11	2.56	1.79	1.98	1.97	2.41	1.77
Income Tax Expense Benefit		4.49	16.04	4.19	28.98	12.65	13.69	13.01	26.73	3.27	10.60	9.53	20.85	1.97	7.13	19.29	22.65	7.16	9.33	11.33	10.74	9.35	12.78	9.72	15.10	8.52	10.72	8.79	17.71	4.81	8.41	5.95	20.01	3.62	8.01	4.86	9.74	4.90	6.12	1.56	7.05	1.61	7.05	4.12	8.91	6.64	7.83	3.97	9.45	5.98	2.74	4.96	6.63	5.08	5.13	3.71	1.67
Net Income Loss		19.56	44.33	12.89	94.59	38.20	37.67	33.60	69.88	9.71	27.30	25.15	61.92	4.29	20.01	51.85	62.09	20.39	25.86	28.56	76.29	24.66	36.21	24.56	49.99	15.55	19.20	14.02	35.63	9.52	14.06	9.71	32.69	6.34	11.95	7.31	13.79	8.16	8.38	1.89	9.56	5.29	10.08	3.49	13.17	9.45	11.45	5.62	13.88	10.84	4.10	6.74	8.79	7.79	7.23	5.12	2.30

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Assets		2119.66	1996.47	1865.27	2039.97	2039.26	1781.51	1892.91	1940.08	1753.09	1734.05	1728.08	1769.08	1584.28	1523.28	1517.73	1522.41	1395.00	1292.12	1316.99	1350.98	1191.82	1136.68	1051.07	1091.47	1063.69	947.37	885.89	928.53	907.17	794.89	846.50	880.51	784.91	780.09	753.05	840.62	796.67	779.36	737.26	799.39	766.56	710.47	708.32	760.71	750.20	730.43	682.06	741.63	712.26	636.47	683.54	728.65	659.85	NA	NA	NA
Liabilities And Stockholders Equity		2119.66	1996.47	1865.27	2039.97	2039.26	1781.51	1892.91	1940.08	1753.09	1734.05	1728.08	1769.08	1584.28	1523.28	1517.73	1522.41	1395.00	1292.12	1316.99	1350.98	1191.82	1136.68	1051.07	1091.47	1063.69	947.37	885.89	928.53	907.17	794.89	846.50	880.51	784.91	780.09	753.05	840.62	796.67	779.36	737.26	799.39	766.56	710.47	708.32	760.71	750.20	730.43	682.06	741.63	712.26	636.47	683.54	728.65	659.85	NA	NA	NA
Stockholders Equity		93.62	83.12	130.52	133.43	81.28	60.50	35.13	33.96	-1.77	97.01	87.26	73.64	44.13	40.64	44.64	-3.31	4.08	40.99	134.89	119.19	77.68	151.92	117.86	102.83	66.32	101.94	83.70	86.39	60.52	69.58	64.87	55.35	172.46	175.94	191.35	213.10	204.10	248.01	247.37	247.32	253.27	248.74	241.48	239.39	240.91	260.25	252.53	256.48	245.21	238.45	251.09	248.27	240.40	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Assets Current		1595.29	1477.68	1363.64	1518.07	1511.87	1289.01	1410.64	1431.91	1244.85	1206.47	1201.29	1251.51	1077.27	1048.86	1068.65	1079.28	974.75	893.74	919.18	980.08	866.54	846.16	749.79	801.01	778.93	671.04	599.03	650.48	640.32	548.66	611.48	636.39	542.05	568.46	551.59	633.59	569.51	573.65	534.27	598.04	565.32	509.42	510.30	561.16	551.47	535.91	487.92	549.37	522.79	459.34	514.56	553.27	498.09	NA	NA	NA
Cash		26.93	14.52	24.22	21.07	41.05	31.11	37.00	26.74	47.33	30.38	31.93	23.11	33.69	28.26	29.38	26.27	36.52	24.46	39.91	25.81	33.21	29.59	NA	NA	26.70	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Cash And Cash Equivalents At Carrying Value		692.87	678.59	580.09	696.59	732.83	562.14	510.87	576.65	575.81	467.92	455.39	494.78	554.85	372.36	459.40	404.73	367.34	243.44	324.93	398.94	326.77	328.30	308.71	354.64	354.26	285.93	241.89	303.85	286.03	223.55	271.57	318.85	269.54	201.09	167.73	228.59	276.46	179.46	168.89	213.52	225.75	161.84	178.49	227.43	264.54	202.22	180.59	234.55	211.21	169.91	265.19	277.81	234.83	207.93	169.38	212.47
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents		1035.66	957.15	843.00	997.48	1013.92	818.26	730.27	816.84	807.77	723.97	705.13	734.20	786.70	599.25	682.56	641.63	592.55	458.72	555.92	614.55	535.47	522.82	515.69	395.78	395.40	470.50	441.44	346.31	328.67	NA	NA	NA	443.42	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Short Term Investments		135.31	116.67	135.26	91.08	90.03	77.98	75.71	45.68	120.74	82.61	82.58	82.57	82.52	72.86	75.23	39.00	47.95	77.04	74.64	78.09	77.49	81.56	NA	NA	24.59	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Marketable Securities Current		15.90	13.84	36.00	35.53	33.07	34.49	30.78	32.61	31.79	32.70	34.60	34.29	34.53	33.99	31.95	19.51	34.73	60.88	61.13	53.60	60.78	37.58	7.21	1.93	1.96	1.95	1.93	1.84	1.85	1.82	1.88	1.89	9.88	9.75	21.65	28.84	28.63	45.95	43.43	46.90	46.34	47.40	52.69	51.40	16.90	51.70	57.18	56.98	56.99	55.39	37.60	42.27	43.37	NA	NA	NA
Accounts Receivable Net Current		15.77	NA	NA	NA	13.93	NA	NA	NA	10.52	NA	NA	NA	6.56	NA	NA	NA	12.73	NA	NA	NA	10.02	3.40	4.07	3.92	12.29	3.40	2.77	4.81	13.11	2.92	3.98	2.39	7.69	3.45	3.19	3.74	12.01	3.73	3.46	2.93	7.45	2.06	2.74	2.46	6.93	2.25	2.77	3.60	7.89	2.07	1.60	1.33	1.19	NA	NA	NA
Receivables Net Current		693.88	NA	NA	607.31	622.76	558.70	685.86	670.22	513.31	579.50	595.84	561.24	392.75	528.71	473.94	520.75	465.78	483.89	424.13	421.30	400.62	400.00	NA	NA	333.98	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Other Assets Current		128.22	56.04	60.14	79.86	61.73	51.47	71.19	80.28	53.31	53.29	47.07	53.72	39.46	33.77	34.65	40.42	43.49	26.44	29.79	36.62	27.72	24.27	22.64	28.39	26.99	19.26	17.99	23.09	19.53	18.43	18.55	28.45	17.14	15.28	15.52	21.08	17.65	12.85	13.08	19.23	12.05	10.10	9.38	13.76	9.65	8.13	8.13	11.53	11.49	10.97	9.74	11.94	8.53	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Property Plant And Equipment Gross		557.88	NA	NA	NA	530.61	NA	NA	NA	513.00	NA	NA	NA	495.08	NA	NA	NA	403.30	NA	NA	NA	350.81	NA	323.16	315.81	310.35	304.47	299.95	292.63	283.12	272.00	265.22	258.52	251.82	250.79	249.20	246.22	280.69	274.68	273.02	269.23	268.18	268.30	266.80	264.80	262.30	260.26	259.08	255.26	251.95	247.21	239.94	235.20	230.10	NA	NA	NA
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment		360.46	NA	NA	NA	330.62	NA	NA	NA	302.27	NA	NA	NA	278.82	NA	NA	NA	255.59	NA	NA	NA	233.59	NA	224.13	218.75	214.69	210.73	207.29	204.95	202.85	199.26	197.54	194.20	190.06	192.77	191.06	187.10	196.34	191.91	189.77	185.30	181.76	179.25	175.59	172.65	168.36	167.34	165.59	162.66	159.01	158.76	158.74	155.74	154.07	NA	NA	NA
Property Plant And Equipment Net		197.42	190.67	192.83	196.38	199.99	196.60	199.32	205.06	210.72	212.32	219.61	220.26	216.26	196.21	177.76	160.30	147.71	134.96	120.83	116.13	117.21	100.68	99.03	97.06	95.66	93.74	92.66	87.67	80.26	72.74	67.67	64.31	61.76	58.02	58.14	59.12	84.34	82.77	83.25	83.93	86.42	89.04	91.21	92.15	93.94	92.93	93.49	92.60	92.94	88.45	81.21	79.47	76.03	NA	NA	NA
Intangible Assets Net Including Goodwill		12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.71	12.72	12.72	NA	12.73	NA	NA	NA	NA	NA	NA	NA	13.09	NA	NA	NA	13.59	NA	NA	NA	14.46	14.81	15.15	NA	18.43	NA	NA	NA	23.77	NA	NA	NA	28.43	NA	NA	NA	NA	NA	NA	NA
Other Assets Noncurrent		21.38	37.03	35.21	31.38	29.35	29.90	28.11	21.11	15.16	12.09	7.06	6.96	4.55	6.29	6.15	6.01	5.97	6.73	6.20	5.53	4.85	5.66	5.53	5.51	3.54	4.48	3.65	2.98	1.84	2.21	2.01	1.77	1.38	1.49	1.77	1.75	1.73	1.75	1.84	1.81	1.82	1.92	2.08	4.60	4.82	4.88	4.87	4.16	4.13	1.44	1.13	1.01	1.11	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Liabilities Current		1436.29	1321.36	1135.68	1302.96	1353.37	1121.25	1246.60	1286.60	1128.57	1004.18	1002.69	1044.35	904.92	841.07	840.56	888.46	869.04	761.21	769.85	850.39	772.33	697.26	654.79	709.63	726.48	579.34	543.37	590.95	600.96	484.87	541.55	590.43	487.71	492.06	462.76	531.75	496.45	454.54	412.63	474.89	436.69	386.68	391.79	447.46	435.76	395.96	354.45	413.45	396.23	330.25	362.32	412.43	353.61	NA	NA	NA
Accounts Payable Current		10.69	7.21	6.81	9.49	7.73	5.47	6.03	7.83	6.41	4.25	4.06	5.84	6.20	6.02	2.88	6.24	4.57	5.37	6.55	7.85	10.62	5.32	4.12	5.52	6.45	3.07	3.13	4.54	4.19	4.03	3.55	5.21	5.38	2.61	2.38	3.06	4.67	3.25	1.82	2.59	2.68	3.31	2.60	2.20	3.66	3.09	2.87	3.44	5.08	2.66	2.42	2.63	3.31	NA	NA	NA
Accrued Liabilities Current		128.81	64.88	68.52	79.79	80.12	65.05	83.60	86.63	69.30	70.82	62.96	61.10	60.78	46.40	60.74	51.73	58.71	42.19	39.76	49.24	28.89	24.60	24.09	27.70	27.74	20.86	22.66	25.55	22.44	23.17	24.82	30.69	20.25	23.14	24.80	25.35	22.44	23.01	19.46	25.68	14.96	15.56	14.41	15.35	12.48	13.97	14.01	14.09	13.81	19.78	15.49	17.66	14.26	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Liabilities Noncurrent		589.75	591.99	599.06	603.58	604.62	599.75	611.17	619.52	626.29	632.87	638.13	651.09	635.22	641.57	632.53	637.26	521.87	489.92	412.26	381.39	341.81	287.50	278.42	279.01	270.89	266.09	258.81	251.19	245.69	240.44	240.08	234.73	124.75	112.09	98.94	95.78	96.12	76.81	77.26	77.18	76.60	75.05	75.05	73.86	73.54	74.23	75.08	71.71	70.83	67.77	70.13	67.95	65.84	NA	NA	NA
Long Term Debt Noncurrent		369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	369.40	269.40	239.40	169.40	144.40	144.40	104.40	104.40	104.40	104.40	104.40	104.40	104.40	104.40	104.40	104.40	104.40	0.00	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Operating Lease Liability Noncurrent		57.49	51.98	50.09	51.62	55.59	55.69	58.92	62.12	64.19	65.98	69.74	71.72	64.29	64.44	60.81	61.62	58.86	60.13	54.62	50.37	0.00	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Stockholders Equity		93.62	83.12	130.52	133.43	81.28	60.50	35.13	33.96	-1.77	97.01	87.26	73.64	44.13	40.64	44.64	-3.31	4.08	40.99	134.89	119.19	77.68	151.92	117.86	102.83	66.32	101.94	83.70	86.39	60.52	69.58	64.87	55.35	172.46	175.94	191.35	213.10	204.10	248.01	247.37	247.32	253.27	248.74	241.48	239.39	240.91	260.25	252.53	256.48	245.21	238.45	251.09	248.27	240.40	NA	NA	NA
Common Stock Value		0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.56	0.28	0.28	0.28	0.28	0.28	0.28	0.28	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	0.31	NA	NA	NA
Additional Paid In Capital Common Stock		185.03	173.31	157.53	142.00	151.14	139.37	125.62	110.05	109.18	104.59	94.40	81.33	95.53	74.60	54.78	46.33	48.14	46.40	41.01	33.83	36.75	32.05	27.36	22.65	25.34	20.44	15.46	11.82	9.24	7.05	4.43	2.06	144.70	143.95	142.68	140.96	137.77	136.97	136.50	135.84	135.65	134.78	134.35	133.90	133.21	136.69	136.76	136.67	135.87	136.11	136.19	136.22	135.61	NA	NA	NA
Retained Earnings Accumulated Deficit		738.55	740.25	717.23	726.09	655.19	636.62	618.76	604.98	553.59	637.86	627.94	620.15	575.03	586.12	581.61	545.29	499.47	490.95	477.15	460.90	397.95	381.50	353.71	337.53	296.80	329.18	316.23	308.52	278.16	273.92	265.18	260.81	232.77	231.72	225.18	223.42	214.48	261.80	258.22	261.18	255.97	255.03	249.29	250.15	241.32	261.96	254.87	253.63	243.65	236.68	236.50	233.74	228.92	NA	NA	NA
Accumulated Other Comprehensive Income Loss Net Of Tax		0.01	NA	NA	NA	-0.08	NA	NA	NA	-0.01	NA	NA	NA	0.01	NA	NA	NA	0.01	NA	NA	NA	-0.01	NA	NA	NA	-0.01	NA	NA	NA	-0.00	NA	NA	NA	0.00	0.01	0.00	0.01	0.00	0.02	0.04	0.03	0.03	0.02	-0.00	0.03	0.02	0.07	0.06	0.06	0.02	0.05	0.06	0.04	0.02	NA	NA	NA
Treasury Stock Value		830.52	830.99	744.79	735.22	725.53	716.05	709.81	681.62	665.09	645.99	635.63	628.39	626.98	620.64	592.31	595.49	544.10	496.92	383.83	376.10	357.57	262.19	263.76	257.90	256.36	247.96	248.27	234.22	227.15	211.66	205.02	207.80	205.32	200.04	176.82	151.60	148.47	151.09	147.71	150.04	138.69	141.40	142.47	145.00	133.95	138.78	139.47	134.20	134.65	134.70	121.96	122.03	124.46	NA	NA	NA
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value		11.32	15.21	15.36	11.11	11.26	13.34	15.63	9.85	4.66	10.36	13.78	11.82	22.04	20.86	10.69	6.55	3.18	6.52	8.26	6.04	5.77	5.77	5.75	3.13	7.96	6.58	5.30	4.50	4.12	4.19	4.76	3.58	3.17	3.71	4.04	2.42	2.71	2.70	3.25	2.40	2.75	2.75	3.29	2.31	2.43	2.43	2.80	2.15	2.15	2.11	2.56	1.79	NA	NA	NA	NA

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Net Cash Provided By Used In Operating Activities		58.22	209.91	-108.99	39.35	225.66	99.25	-36.06	58.85	205.31	47.85	5.02	1.97	239.78	-8.29	91.07	23.79	158.08	-25.35	-45.27	117.70	114.15	53.04	-6.28	23.57	134.03	57.35	-30.61	43.66	97.87	-25.87	-34.54	95.21	90.76	45.80	-33.53	-37.95	142.69	28.39	-38.27	8.89	69.04	-13.24	-38.61	17.47	65.76	27.78	-36.00	33.26	60.68	-41.08	-4.78	59.09	31.19	57.86	-18.64	8.43
Net Cash Provided By Used In Investing Activities		-19.45	14.01	-7.35	-8.95	-12.27	-11.21	-2.76	-5.89	-8.60	-1.19	-9.15	-12.08	-30.19	-31.64	-36.48	-0.31	5.87	-18.39	-18.92	1.71	-36.82	-38.01	-12.74	-6.57	-6.58	-5.76	-9.34	-11.57	-12.70	-8.62	-7.77	3.08	-7.88	19.75	3.44	-2.94	8.90	-7.40	-1.26	-3.45	-1.67	2.12	-5.73	-37.75	27.52	1.29	-5.72	-5.23	-11.66	-35.03	-1.49	-13.51	-3.21	-11.79	-21.94	-21.65
Net Cash Provided By Used In Financing Activities		39.74	-109.77	-38.14	-46.85	-17.73	-31.78	-47.75	-43.89	-112.92	-27.82	-24.94	-42.40	-22.15	-43.38	-13.66	25.60	-30.12	-123.00	-5.57	40.34	-144.27	71.70	-15.29	-16.62	-59.12	-7.55	-22.01	-14.27	-22.69	-13.54	-4.96	-48.97	-14.43	-32.20	-30.77	-6.97	-54.60	-10.43	-5.10	-17.68	-3.46	-5.54	-4.59	-16.83	-30.96	-7.43	-12.24	-4.69	-7.72	-19.17	-6.34	-2.60	-1.08	-7.53	-2.51	-1.40

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Net Cash Provided By Used In Operating Activities		58.22	209.91	-108.99	39.35	225.66	99.25	-36.06	58.85	205.31	47.85	5.02	1.97	239.78	-8.29	91.07	23.79	158.08	-25.35	-45.27	117.70	114.15	53.04	-6.28	23.57	134.03	57.35	-30.61	43.66	97.87	-25.87	-34.54	95.21	90.76	45.80	-33.53	-37.95	142.69	28.39	-38.27	8.89	69.04	-13.24	-38.61	17.47	65.76	27.78	-36.00	33.26	60.68	-41.08	-4.78	59.09	31.19	57.86	-18.64	8.43
Net Income Loss		19.56	44.33	12.89	94.59	38.20	37.67	33.60	69.88	9.71	27.30	25.15	61.92	4.29	20.01	51.85	62.09	20.39	25.86	28.56	76.29	24.66	36.21	24.56	49.99	15.55	19.20	14.02	35.63	9.52	14.06	9.71	32.69	6.34	11.95	7.31	13.79	8.16	8.38	1.89	9.56	5.29	10.08	3.49	13.17	9.45	11.45	5.62	13.88	10.84	4.10	6.74	8.79	7.79	7.23	5.12	2.30
Depreciation Depletion And Amortization		10.80	NA	NA	NA	10.29	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	5.56	5.29	5.28	5.26	5.34	5.32	5.24	5.13	4.85	4.68	4.44	4.21	3.88	3.79	3.60	3.95	3.68	3.70	3.74	3.83
Increase Decrease In Accounts Receivable		37.18	51.63	-2.25	-15.45	64.06	-127.16	15.63	156.92	-66.20	-16.80	35.06	168.50	-135.97	54.78	-46.81	54.97	-18.11	59.76	2.84	20.67	0.62	48.25	15.21	2.57	31.69	40.72	-2.57	-6.15	28.88	-3.60	9.64	34.70	-72.76	7.79	5.85	84.66	-69.70	21.92	0.50	12.39	-8.95	18.56	-0.80	10.81	-12.72	26.68	0.47	5.03	8.60	27.25	-20.97	13.96	-9.79	-25.79	5.06	49.39
Deferred Income Tax Expense Benefit		-10.28	0.77	-12.03	16.73	-14.79	-9.92	4.06	10.01	-3.24	-1.21	-13.79	22.95	-12.40	2.09	-7.89	12.56	-3.80	0.40	-0.41	8.67	-3.94	-0.34	-7.37	7.12	3.92	-2.65	4.74	3.73	-4.25	-2.21	4.44	4.98	-6.83	-2.65	-10.84	5.59	-6.03	-0.48	-1.61	6.39	-5.44	0.87	-0.97	3.25	-8.00	1.26	-4.34	5.34	0.05	-1.48	-0.63	2.01	-0.51	-2.88	2.02	2.56
Share Based Compensation		11.32	NA	NA	NA	11.26	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	2.42	2.71	2.70	3.25	2.40	2.75	2.75	3.29	2.31	2.43	2.43	2.80	2.15	2.15	2.11	2.56	1.79	1.98	1.97	2.41	1.77

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Net Cash Provided By Used In Investing Activities		-19.45	14.01	-7.35	-8.95	-12.27	-11.21	-2.76	-5.89	-8.60	-1.19	-9.15	-12.08	-30.19	-31.64	-36.48	-0.31	5.87	-18.39	-18.92	1.71	-36.82	-38.01	-12.74	-6.57	-6.58	-5.76	-9.34	-11.57	-12.70	-8.62	-7.77	3.08	-7.88	19.75	3.44	-2.94	8.90	-7.40	-1.26	-3.45	-1.67	2.12	-5.73	-37.75	27.52	1.29	-5.72	-5.23	-11.66	-35.03	-1.49	-13.51	-3.21	-11.79	-21.94	-21.65
Payments To Acquire Property Plant And Equipment		17.59	8.51	7.17	6.85	13.88	7.41	4.36	4.69	9.30	2.90	8.64	12.07	29.39	29.30	23.84	15.62	20.34	18.76	11.60	5.61	13.81	7.49	7.44	6.58	6.82	5.72	9.23	11.57	12.69	8.65	7.77	4.88	7.80	4.19	3.43	2.42	8.09	4.40	4.25	2.38	2.28	2.64	3.80	2.84	5.63	3.67	4.90	3.44	8.04	15.00	5.08	3.33	2.42	1.92	1.62	0.81

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Net Cash Provided By Used In Financing Activities		39.74	-109.77	-38.14	-46.85	-17.73	-31.78	-47.75	-43.89	-112.92	-27.82	-24.94	-42.40	-22.15	-43.38	-13.66	25.60	-30.12	-123.00	-5.57	40.34	-144.27	71.70	-15.29	-16.62	-59.12	-7.55	-22.01	-14.27	-22.69	-13.54	-4.96	-48.97	-14.43	-32.20	-30.77	-6.97	-54.60	-10.43	-5.10	-17.68	-3.46	-5.54	-4.59	-16.83	-30.96	-7.43	-12.24	-4.69	-7.72	-19.17	-6.34	-2.60	-1.08	-7.53	-2.51	-1.40
Payments Of Dividends Common Stock		21.25	21.34	21.73	19.90	19.73	19.77	19.85	17.24	93.98	17.37	17.37	15.46	15.35	15.45	15.52	15.56	11.85	61.52	-12.35	-12.39	58.58	-41.96	8.38	8.40	47.94	6.25	6.31	5.27	5.28	5.33	5.34	4.65	5.34	5.41	5.56	4.84	55.48	4.81	4.85	4.35	4.35	4.34	4.34	4.35	30.09	4.36	4.39	3.90	3.87	3.92	3.98	3.97	3.38	3.37	3.40	3.37
Payments For Repurchase Of Common Stock		0.05	NA	NA	NA	9.87	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0.00	0.00	0.00	0.00	0.00	0.00	0.00	144.26	0.00	0.00	0.00	0.00	NA	NA	NA	NA	NA	NA	NA	NA	-10.61	2.03	8.49	3.25	2.62	15.82	3.55	3.09	0.00	5.46	0.51	1.88

		2023-12-31	2023-09-30	2023-06-30	2023-03-31	2022-12-31	2022-09-30	2022-06-30	2022-03-31	2021-12-31	2021-09-30	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Revenues		1580.20	1550.89	1585.13	1769.65	1489.71	1439.16	1432.11	1577.84	1291.24	1209.63	1185.37	1286.84	1056.34	1007.82	993.37	1229.48	1075.09	1043.39	1043.32	1153.01	966.76	925.13	922.29	1014.37	826.49	795.51	795.55	882.66	729.07	702.54	707.33	802.41	650.01	626.29	627.84	699.48	595.87	560.30	564.62	637.00	557.13	539.87	547.27	611.84	532.44	511.95	519.26	595.18	495.11	471.82	472.90	536.38	435.53	414.15	412.42	457.66
Central		284.53	282.25	284.92	318.79	265.54	256.15	252.04	271.31	224.81	211.31	206.08	225.70	NA	182.25	177.02	211.30	NA	180.60	179.44	195.75	NA	155.18	153.03	168.07	NA	131.98	131.10	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Northeast		423.43	415.32	425.85	492.29	400.41	385.54	388.68	449.93	354.92	332.59	329.02	373.63	NA	278.71	273.54	344.09	NA	271.84	270.48	310.94	NA	237.08	239.28	272.36	NA	204.32	204.28	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Other Revenues		16.78	15.68	15.54	16.57	15.07	14.57	14.29	14.79	14.96	15.14	13.91	12.91	NA	12.48	10.74	14.43	NA	13.14	13.15	13.37	NA	13.36	12.82	13.27	NA	12.68	12.57	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Southeast		224.85	221.93	221.33	238.61	204.10	197.13	192.78	202.20	167.72	155.56	150.81	156.26	NA	121.44	117.01	140.68	NA	122.99	120.15	129.91	NA	109.55	108.26	115.19	NA	92.65	92.05	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Southwest		306.99	295.14	307.38	340.41	294.01	280.30	279.94	308.84	256.93	241.47	238.37	256.98	NA	217.53	222.73	272.13	NA	242.20	244.46	269.83	NA	217.95	213.92	232.87	NA	184.57	185.09	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
West		323.62	320.57	330.12	362.98	310.57	305.46	304.38	330.77	271.90	253.56	247.18	261.35	NA	195.41	192.31	246.85	NA	212.62	215.64	233.20	NA	192.01	194.99	212.62	NA	169.32	170.45	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Revenue From Contract With Customer Excluding Assessed Tax		1580.20	1550.89	1585.13	1769.65	1489.71	1439.16	1432.11	1577.84	1291.24	1209.63	1185.37	1286.84	1056.34	1007.82	993.37	1229.48	1075.09	1043.39	1043.32	1153.01	966.76	925.13	922.29	1014.37	826.49	795.51	795.55	882.66	729.07	702.54	707.33	802.41	650.01	626.29	627.84	699.48	595.87	560.30	564.62	637.00	557.13	539.87	547.27	611.84	532.44	511.95	519.26	595.18	495.11	471.82	472.90	536.38	435.53	414.15	412.42	457.66
Central		284.53	282.25	284.92	318.79	265.54	256.15	252.04	271.31	224.81	211.31	206.08	225.70	NA	182.25	177.02	211.30	NA	180.60	179.44	195.75	NA	155.18	153.03	168.07	NA	131.98	131.10	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Northeast		423.43	415.32	425.85	492.29	400.41	385.54	388.68	449.93	354.92	332.59	329.02	373.63	NA	278.71	273.54	344.09	NA	271.84	270.48	310.94	NA	237.08	239.28	272.36	NA	204.32	204.28	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Other Revenues		16.78	15.68	15.54	16.57	15.07	14.57	14.29	14.79	14.96	15.14	13.91	12.91	NA	12.48	10.74	14.43	NA	13.14	13.15	13.37	NA	13.36	12.82	13.27	NA	12.68	12.57	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Southeast		224.85	221.93	221.33	238.61	204.10	197.13	192.78	202.20	167.72	155.56	150.81	156.26	NA	121.44	117.01	140.68	NA	122.99	120.15	129.91	NA	109.55	108.26	115.19	NA	92.65	92.05	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Southwest		306.99	295.14	307.38	340.41	294.01	280.30	279.94	308.84	256.93	241.47	238.37	256.98	NA	217.53	222.73	272.13	NA	242.20	244.46	269.83	NA	217.95	213.92	232.87	NA	184.57	185.09	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
West		323.62	320.57	330.12	362.98	310.57	305.46	304.38	330.77	271.90	253.56	247.18	261.35	NA	195.41	192.31	246.85	NA	212.62	215.64	233.20	NA	192.01	194.99	212.62	NA	169.32	170.45	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA