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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
Common Stock Value		4.28	4.28	4.29	4.28	4.26	4.26	4.24	4.24	4.23	4.23	4.22	4.17	4.13	4.11	4.08	4.07	4.06	4.06	3.96	3.34	3.33	3.32	3.32	3.32	3.31	3.28	3.26	3.25	3.22	3.22	3.21	3.21	3.21	3.20	3.20	3.24	3.26	3.26	3.26	3.28	3.27	3.27	3.25	3.26	3.33	3.36	3.37	3.39	3.41	3.43	3.44	3.44	NA	NA	NA
Weighted Average Number Of Diluted Shares Outstanding		43.78	43.71	43.64	NA	42.34	42.29	42.38	NA	42.33	42.28	43.38	NA	41.21	41.91	0.04	NA	40.59	40.49	34.27	NA	33.30	33.24	33.20	NA	34.26	32.63	32.51	NA	32.20	32.12	32.05	NA	32.01	31.93	32.20	NA	32.57	32.59	32.66	NA	32.90	32.86	32.72	NA	33.64	33.77	33.86	NA	34.27	34.50	34.56	NA	34.33	34.38	34.69
Weighted Average Number Of Shares Outstanding Basic		42.94	42.74	42.57	NA	42.34	42.29	42.38	NA	42.33	42.28	41.88	NA	41.21	40.99	0.04	NA	40.59	40.49	34.27	NA	33.30	33.24	33.20	NA	32.88	32.63	32.51	NA	32.20	32.12	32.05	NA	32.01	31.93	32.20	NA	32.57	32.59	32.66	NA	32.73	32.63	32.52	NA	33.53	33.63	33.81	NA	34.22	34.43	34.37	NA	34.33	34.33	34.33
Earnings Per Share Basic		0.01	0.01	0.05	-0.01	-0.05	-0.17	-0.11	-0.07	-0.06	-0.05	0.02	-0.02	-0.01	0.01	0.25	0.01	-0.05	-0.05	-0.05	-0.07	-0.07	-0.04	-0.05	-0.07	0.01	-0.03	-0.02	-0.10	-0.04	0.00	0.00	-0.04	-0.33	-0.01	-0.01	-0.02	NA	-0.01	NA	0.00	0.01	0.02	0.01	0.00	0.03	0.02	0.02	0.01	0.02	0.04	0.00	NA	-0.20	0.02	0.02
Earnings Per Share Diluted		0.01	0.01	0.05	-0.01	-0.05	-0.17	-0.11	-0.07	-0.06	-0.05	0.01	-0.01	-0.01	0.01	0.25	0.01	-0.05	-0.05	-0.05	-0.07	-0.07	-0.04	-0.05	-0.07	0.01	-0.03	-0.02	-0.10	-0.04	0.00	0.00	-0.04	-0.33	-0.01	-0.01	-0.02	NA	-0.01	NA	0.00	0.01	0.02	0.01	0.00	0.03	0.02	0.02	0.01	0.02	0.04	0.00	NA	-0.20	0.02	0.02

		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
Revenue From Contract With Customer Excluding Assessed Tax		42.13	43.56	43.55	42.44	40.69	39.26	33.67	34.24	32.00	33.25	34.09	31.71	28.17	29.26	28.00	30.89	28.73	27.88	26.61	26.09	23.14	24.42	25.48	25.27	26.03	25.25	27.18	25.30	22.69	24.06	23.93	19.80	19.01	20.57	18.36	18.05	17.54	18.55	18.12	17.62	16.55	17.03	17.03	15.88	13.99	15.50	16.30	15.24	14.88	14.39	15.97	13.64	11.95	12.47	15.67
Revenues		42.13	43.56	43.55	42.44	40.69	39.26	33.67	34.24	32.00	33.25	34.09	31.71	28.17	29.26	28.00	30.89	28.73	27.88	26.61	26.09	23.14	24.42	25.48	25.27	26.03	25.25	27.18	25.30	22.69	24.06	23.93	19.80	19.01	20.57	18.36	18.05	17.54	18.55	18.12	17.62	16.55	17.03	17.03	15.88	13.99	15.50	16.30	15.24	14.88	14.39	15.97	13.64	11.95	12.47	15.67
Cost Of Revenue		26.58	27.30	26.74	28.95	28.87	32.71	23.51	23.16	20.91	22.12	19.99	18.73	16.52	17.90	17.13	16.86	16.80	16.50	16.20	16.23	14.25	14.76	15.28	15.26	16.08	15.28	17.28	15.39	14.07	14.61	14.52	11.86	11.80	12.69	10.73	10.83	10.68	11.25	11.31	11.48	10.36	10.12	10.30	10.11	8.84	9.43	10.04	9.51	9.42	8.39	8.02	NA	NA	NA	NA
Gross Profit		15.55	16.26	16.80	13.49	11.82	6.55	10.16	11.08	11.09	11.13	14.09	12.98	11.65	11.36	10.87	14.03	11.94	11.38	10.41	9.86	8.89	9.66	10.19	10.02	9.94	9.97	9.90	9.92	8.62	9.46	9.41	7.94	7.21	7.88	7.64	7.21	6.86	7.30	6.81	6.14	6.19	6.91	6.73	5.77	5.15	6.07	6.26	5.73	5.46	6.00	6.54	6.06	4.89	5.67	7.02
Operating Expenses		15.15	15.80	14.85	13.94	13.98	13.48	15.12	14.09	13.09	13.50	13.41	13.36	11.96	10.61	10.49	13.92	14.11	13.73	11.98	12.33	11.40	11.06	11.78	12.85	11.06	11.07	10.46	13.41	10.09	9.64	9.50	9.26	8.35	8.45	8.08	8.29	7.46	7.62	6.90	6.10	5.88	5.91	6.06	5.45	5.58	5.23	5.36	5.37	5.10	5.01	6.34	5.47	12.77	4.55	5.62
Research And Development Expense		2.86	2.56	2.11	1.97	2.05	2.17	2.14	1.91	1.85	1.83	1.76	1.65	1.44	1.13	0.91	2.34	2.43	1.99	1.84	1.93	1.89	1.91	2.09	2.39	1.95	1.88	1.73	1.59	1.98	1.70	1.61	1.50	1.85	2.07	1.50	1.41	1.62	1.29	1.08	1.21	1.08	0.95	0.78	0.70	0.90	0.83	0.63	0.71	0.87	0.85	1.08	0.61	0.66	0.58	0.94
General And Administrative Expense		5.23	6.34	5.80	5.18	5.50	4.98	6.41	6.70	5.94	6.11	6.39	6.69	6.28	5.87	5.37	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
Selling And Marketing Expense		6.42	6.24	6.29	6.15	5.78	5.67	5.20	4.81	4.64	4.89	4.59	4.36	3.87	3.37	3.35	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
Operating Income Loss		0.39	0.47	1.95	-0.46	-2.16	-6.92	-4.96	-3.01	-2.00	-2.37	0.68	-0.38	-0.31	0.75	0.38	0.12	-2.17	-2.35	-1.57	-2.46	-2.51	-1.40	-1.59	-2.83	-1.12	-1.10	-0.55	-3.49	-1.47	-0.18	-0.09	-1.32	-1.13	-0.57	-0.45	-1.07	-0.59	-0.32	-0.10	0.04	0.31	1.00	0.67	0.32	-0.43	0.84	0.90	0.36	0.36	0.99	0.20	0.59	-7.88	1.13	1.40
Interest Income Expense Nonoperating Net		0.04	0.00	0.07	0.00	0.00	-0.30	-0.03	-0.02	0.00	0.00	0.00	0.01	0.01	0.04	0.05	0.08	0.07	0.05	0.03	0.04	0.01	0.04	0.04	0.02	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.01	-0.01	0.00	NA	0.01	-0.00	-0.00	-0.00	0.01	-0.01	-0.01	-0.01	-0.01	-0.02	-0.03	-0.03	-0.04	-0.04	-0.04
Allocated Share Based Compensation Expense		0.82	0.87	0.53	0.91	0.44	0.70	0.85	1.00	0.77	0.83	0.79	0.83	0.74	0.67	0.61	0.74	0.65	0.79	0.60	0.60	0.53	0.50	0.52	0.46	0.45	0.43	0.45	0.26	0.23	0.26	0.22	0.23	0.23	0.11	0.08	0.12	0.09	0.09	0.10	0.05	0.09	0.10	0.07	0.06	0.08	0.08	0.07	0.09	0.06	0.09	0.09	NA	NA	NA	NA
Income Tax Expense Benefit		0.22	-0.03	0.10	-0.01	0.03	0.29	-0.17	-0.03	0.38	-0.25	0.07	0.06	-0.01	0.03	0.03	0.12	0.01	0.00	0.02	0.01	-0.02	0.00	0.04	-0.41	-1.37	-0.03	-0.00	-0.03	-0.00	-0.01	0.00	0.02	9.37	-0.11	-0.20	-0.25	-0.44	-0.09	-0.03	0.04	0.09	0.35	0.23	0.24	-0.12	0.28	0.31	-0.07	-0.26	0.86	0.08	0.09	-0.84	0.46	0.56
Net Income Loss		0.35	0.55	2.12	-0.54	-2.05	-7.40	-4.87	-3.11	-2.43	-2.15	0.61	-0.41	-0.21	0.41	10.35	0.22	-2.07	-2.19	-1.57	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	NA	NA	NA	NA	NA	NA	NA
Net Income Loss Available To Common Stockholders Basic		0.35	0.55	2.12	-0.54	-2.05	-7.40	-4.87	-3.11	-2.43	-2.15	0.61	-0.41	-0.21	0.41	10.35	0.22	-2.07	-2.19	-1.57	-2.43	-2.46	-1.34	-1.58	-2.42	0.34	-0.98	-0.47	-3.37	-1.38	-0.04	-0.04	-1.29	-10.44	-0.40	-0.19	-0.77	-0.10	-0.19	-0.02	0.05	0.24	0.66	0.46	0.06	1.10	0.55	0.68	0.36	0.75	1.31	0.10	0.48	-7.03	0.54	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
Assets		117.60	116.61	118.38	111.79	111.73	113.42	122.03	126.38	125.24	125.44	131.26	126.87	121.07	115.09	114.75	101.96	102.10	103.24	96.95	57.95	57.82	59.35	63.92	62.89	63.67	62.40	65.71	62.34	61.81	60.82	59.83	60.02	59.46	69.72	68.64	70.63	70.31	70.90	70.20	70.61	68.97	69.04	69.00	69.51	69.49	68.57	68.67	69.74	71.10	70.54	70.69	70.61	NA	NA	NA
Liabilities		49.03	49.04	52.57	48.89	47.86	47.94	50.04	49.52	46.44	44.91	49.50	47.89	43.86	39.04	40.59	38.83	40.09	40.01	36.93	23.90	21.93	21.73	25.46	23.36	22.32	22.21	25.35	22.12	18.90	16.77	16.16	16.56	14.95	15.10	13.52	14.66	13.44	14.01	12.98	13.12	11.67	12.06	12.87	13.63	12.59	12.29	12.77	14.27	15.75	15.75	17.20	17.31	NA	NA	NA
Liabilities And Stockholders Equity		117.60	116.61	118.38	111.79	111.73	113.42	122.03	126.38	125.24	125.44	131.26	126.87	121.07	115.09	114.75	101.96	102.10	103.24	96.95	57.95	57.82	59.35	63.92	62.89	63.67	62.40	65.71	62.34	61.81	60.82	59.83	60.02	59.46	69.72	68.64	70.63	70.31	70.90	70.20	70.61	68.97	69.04	69.00	69.51	69.49	68.57	68.67	69.74	71.10	70.54	70.69	70.61	NA	NA	NA
Stockholders Equity		68.57	67.57	65.81	62.91	63.87	65.48	71.99	76.86	78.80	80.54	81.76	78.98	77.21	76.05	74.16	63.13	62.01	63.23	60.02	34.05	35.89	37.63	38.46	39.52	41.34	40.18	40.36	40.22	42.91	44.05	43.66	43.46	44.51	54.61	55.12	55.97	56.87	56.89	57.22	57.49	57.31	56.98	56.13	55.88	56.90	56.28	55.90	55.47	55.35	54.79	NA	53.30	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
Assets Current		70.05	68.96	70.35	62.85	61.52	62.28	68.69	72.36	70.58	68.91	73.82	69.64	62.47	73.40	72.65	59.03	58.04	58.92	62.72	36.70	35.38	36.78	41.15	39.90	42.05	42.09	46.15	43.31	41.12	39.95	38.85	39.18	39.23	43.49	42.33	44.51	43.05	44.29	43.60	43.83	42.72	42.52	41.94	42.11	42.21	40.32	40.42	40.92	41.91	42.71	34.26	33.87	NA	NA	NA
Cash And Cash Equivalents At Carrying Value		21.18	20.16	19.99	16.59	10.22	7.99	14.84	23.69	27.47	28.17	31.11	25.20	14.40	15.62	10.17	14.22	10.23	9.46	15.23	7.07	7.17	3.50	4.78	10.15	16.80	14.92	17.56	18.20	17.88	15.71	15.09	16.03	18.38	19.14	18.90	21.96	21.08	22.39	21.54	20.41	20.51	21.83	19.09	19.14	19.71	19.97	18.55	18.70	21.52	22.84	11.44	11.82	12.46	12.32	11.68
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents		21.52	20.61	20.27	16.73	10.49	8.13	15.09	23.81	27.67	28.41	31.37	25.47	14.66	15.77	10.36	14.36	10.23	9.46	15.23	7.07	7.17	3.50	4.78	10.15	16.80	14.92	17.56	18.20	NA	NA	NA	16.03	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Accounts Receivable Net Current		24.86	24.93	25.43	23.81	24.46	26.54	24.89	25.63	20.45	21.75	22.83	19.02	20.96	17.81	20.86	17.57	17.62	16.41	16.48	16.93	14.30	15.40	16.53	12.87	13.64	15.08	17.41	14.30	12.44	12.46	13.26	13.24	11.85	12.93	11.65	11.21	11.01	11.88	12.44	12.35	10.64	10.16	12.46	10.95	8.46	8.54	10.21	11.08	9.61	9.56	11.91	10.94	NA	NA	NA
Inventory Net		11.46	10.78	11.53	10.84	12.48	12.87	13.33	7.98	6.88	6.05	5.18	5.07	4.61	3.19	2.77	3.04	3.72	2.54	2.39	2.92	3.82	3.40	2.80	2.92	2.97	2.78	2.48	2.25	2.75	2.77	2.64	3.15	3.04	3.16	3.03	3.06	2.77	2.27	1.95	2.55	2.67	2.02	2.07	2.46	2.91	2.12	2.37	2.45	1.91	2.07	3.65	3.68	NA	NA	NA
Prepaid Expense And Other Assets Current		3.62	4.08	4.64	3.13	3.43	3.60	5.19	4.08	3.15	2.44	4.05	5.45	4.54	4.16	4.45	2.15	1.85	2.21	1.68	1.37	0.75	1.03	1.40	1.17	1.45	2.50	2.67	2.11	2.02	2.02	1.87	1.50	1.73	1.67	1.88	1.34	1.61	1.52	1.47	1.27	0.88	1.00	0.78	0.85	1.32	0.96	0.75	0.42	0.62	0.69	0.45	0.43	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
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment		6.27	6.13	6.03	5.89	5.73	6.09	8.71	8.55	8.49	8.35	8.15	7.93	7.91	7.72	7.54	8.20	7.99	7.82	7.59	7.42	7.22	7.04	6.84	6.60	NA	NA	NA	7.51	NA	NA	NA	6.85	NA	NA	NA	6.95	NA	NA	NA	6.97	NA	NA	NA	6.22	NA	NA	NA	5.54	NA	NA	NA	NA	NA	NA	NA
Amortization Of Intangible Assets		0.65	0.80	0.78	0.78	0.80	0.80	0.82	0.81	0.80	0.80	0.80	0.80	0.51	0.36	0.36	0.43	0.42	0.39	0.25	0.30	0.27	0.28	0.27	0.20	0.20	0.18	0.14	0.11	0.16	0.19	0.17	0.13	0.13	0.13	0.13	0.13	0.14	0.16	0.16	0.20	0.21	0.16	0.16	0.16	0.16	0.16	0.16	0.16	0.14	0.10	0.11	0.10	0.02	0.03	0.04
Property Plant And Equipment Net		1.29	1.32	1.31	1.30	1.44	1.46	1.42	1.39	1.51	1.83	1.75	1.92	1.90	1.74	1.90	1.94	2.05	2.18	1.88	1.97	2.28	2.26	2.30	2.33	2.44	2.47	2.42	2.06	2.08	2.17	2.24	2.14	2.12	2.10	2.16	1.99	2.01	1.64	1.53	1.55	1.63	1.71	1.80	1.86	1.73	1.87	1.84	1.95	2.10	2.15	2.40	2.61	NA	NA	NA
Goodwill		28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.34	28.35	20.59	20.59	20.59	20.59	20.59	15.15	15.15	15.15	15.15	15.15	15.15	15.15	15.15	15.15	15.15	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	17.32	16.52	21.27	21.27	NA	NA	NA
Finite Lived Intangible Assets Net		10.02	9.97	9.99	10.19	10.38	10.82	11.29	11.78	12.30	13.04	14.57	14.30	14.92	5.76	5.91	6.14	6.49	6.88	3.25	3.29	3.25	3.41	3.57	3.75	3.03	2.32	1.67	1.50	1.01	1.06	1.04	0.95	0.59	0.72	0.85	0.99	1.12	1.26	1.42	1.58	1.89	1.97	2.07	2.12	2.25	2.38	2.47	2.58	2.60	1.64	1.74	1.85	NA	NA	NA
Other Assets Noncurrent		0.57	0.50	0.43	0.77	1.23	1.10	1.33	1.12	0.56	1.52	1.37	1.24	1.58	1.45	1.33	1.22	1.85	1.11	0.95	0.85	1.76	1.76	1.76	1.76	0.34	0.36	0.32	0.32	0.28	0.33	0.38	0.43	0.20	0.20	0.20	0.21	0.21	0.21	0.22	0.22	0.22	0.22	0.23	0.21	0.22	0.21	0.21	0.21	0.21	0.20	0.20	0.20	NA	NA	NA
Held To Maturity Securities Accumulated Unrecognized Holding Loss		0.54	0.48	0.43	0.44	0.33	0.28	0.14	0.11	0.05	NA	NA	NA	NA	0.00	0.00	0.02	0.00	0.00	0.01	0.00	0.00	0.01	0.01	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
Held To Maturity Securities Fair Value		1.69	1.54	1.26	1.31	1.38	1.16	4.71	16.33	16.29	16.23	15.53	15.46	15.36	26.35	26.34	22.13	22.05	24.44	24.30	5.27	5.74	8.20	8.68	9.01	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
Held To Maturity Securities		1.62	1.60	1.34	1.43	1.40	1.31	4.78	16.37	16.30	16.20	15.53	15.45	15.36	26.35	26.33	22.14	22.05	24.44	24.31	5.27	5.74	8.21	8.66	9.02	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
Held To Maturity Securities Accumulated Unrecognized Holding Gain		0.61	0.43	0.35	0.32	0.31	0.13	0.07	0.07	0.05	0.03	0.00	0.01	NA	0.00	0.01	0.02	0.00	NA	NA	NA	NA	NA	0.03	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
Held To Maturity Securities Accumulated Unrecognized Holding Loss		0.54	0.48	0.43	0.44	0.33	0.28	0.14	0.11	0.05	NA	NA	NA	NA	0.00	0.00	0.02	0.00	0.00	0.01	0.00	0.00	0.01	0.01	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

		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
Liabilities Current		39.05	38.76	42.04	38.04	36.55	36.18	36.75	35.69	31.75	30.31	34.37	33.03	29.87	27.42	28.66	26.52	27.81	27.24	24.57	23.23	21.21	20.97	24.63	22.49	21.48	20.63	23.83	20.58	17.32	15.18	14.55	14.93	13.19	14.12	12.52	13.65	12.34	12.90	12.00	12.92	11.47	11.41	12.06	12.72	11.53	10.91	11.84	12.56	13.91	13.21	14.42	14.00	NA	NA	NA
Accrued Liabilities Current		5.30	5.65	6.45	5.45	5.66	5.45	5.05	5.62	4.96	4.82	4.13	4.92	5.45	4.11	3.83	3.76	3.50	3.61	3.54	2.37	2.38	2.19	2.08	2.36	1.88	2.25	1.98	2.20	1.72	1.45	1.47	1.45	1.17	1.16	1.38	1.32	1.10	1.69	2.04	1.64	1.76	1.72	1.84	1.98	2.84	2.52	3.35	2.94	4.23	3.32	3.11	3.39	NA	NA	NA
Contract With Customer Liability Current		8.62	7.32	7.36	6.72	5.02	5.38	6.15	6.57	7.32	6.61	7.16	7.35	7.02	5.00	5.73	5.96	5.39	5.39	4.49	4.88	NA	NA	NA	4.90	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
Deferred Income Tax Liabilities Net		0.48	0.46	0.44	0.42	0.40	0.38	0.36	0.34	0.30	0.47	0.64	0.81	0.21	0.21	0.20	0.19	0.07	0.07	0.07	0.07	NA	NA	NA	0.07	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 Liabilities Noncurrent		3.16	3.22	2.88	2.71	2.61	2.59	2.41	2.46	2.72	2.56	3.59	3.52	2.85	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	0.32	0.31	0.31	0.31	0.54	NA	0.66	0.64	1.07	1.05	1.03	NA	NA	NA
Operating Lease Liability Noncurrent		6.30	6.56	7.12	7.64	8.23	8.72	10.41	10.94	11.58	11.47	10.79	10.41	10.82	11.30	11.26	11.99	12.07	12.58	12.14	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

		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
Stockholders Equity		68.57	67.57	65.81	62.91	63.87	65.48	71.99	76.86	78.80	80.54	81.76	78.98	77.21	76.05	74.16	63.13	62.01	63.23	60.02	34.05	35.89	37.63	38.46	39.52	41.34	40.18	40.36	40.22	42.91	44.05	43.66	43.46	44.51	54.61	55.12	55.97	56.87	56.89	57.22	57.49	57.31	56.98	56.13	55.88	56.90	56.28	55.90	55.47	55.35	54.79	NA	53.30	NA	NA	NA
Common Stock Value		4.28	4.28	4.29	4.28	4.26	4.26	4.24	4.24	4.23	4.23	4.22	4.17	4.13	4.11	4.08	4.07	4.06	4.06	3.96	3.34	3.33	3.32	3.32	3.32	3.31	3.28	3.26	3.25	3.22	3.22	3.21	3.21	3.21	3.20	3.20	3.24	3.26	3.26	3.26	3.28	3.27	3.27	3.25	3.26	3.33	3.36	3.37	3.39	3.41	3.43	3.44	3.44	NA	NA	NA
Additional Paid In Capital Common Stock		192.88	192.04	190.85	190.08	188.90	188.46	187.59	186.72	185.55	184.86	183.95	181.83	179.68	178.33	176.89	176.21	175.32	174.47	169.18	142.26	141.67	140.95	140.44	139.72	139.14	138.35	137.57	136.97	136.31	136.08	135.66	135.42	135.18	134.85	134.96	135.57	135.69	135.61	135.75	135.99	135.86	135.77	135.61	135.80	136.81	137.26	137.42	137.65	137.87	138.03	138.03	137.94	NA	NA	NA
Retained Earnings Accumulated Deficit		-128.57	-128.75	-128.44	-130.57	-128.41	-126.36	-118.96	-114.10	-110.98	-108.56	-106.41	-107.02	-106.60	-106.39	-106.81	-117.15	-117.37	-115.30	-113.11	-111.54	-109.11	-106.65	-105.31	-103.52	-101.10	-101.45	-100.46	-99.99	-96.62	-95.25	-95.20	-95.17	-93.88	-83.43	-83.04	-82.85	-82.08	-81.98	-81.80	-81.78	-81.83	-82.06	-82.72	-83.19	-83.24	-84.34	-84.89	-85.56	-85.92	-86.67	-87.98	-88.08	NA	NA	NA
Treasury Stock Value		0.01	0.01	0.89	0.89	0.88	0.88	0.88	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
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value		0.82	0.87	0.53	NA	0.44	0.70	0.85	NA	0.77	0.83	0.79	NA	0.74	0.67	0.61	NA	0.65	0.79	0.60	NA	0.53	0.50	0.52	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
Net Cash Provided By Used In Operating Activities		1.95	0.69	4.05	6.31	2.82	-6.62	-7.34	-3.61	-0.64	-2.59	1.12	4.76	-0.46	2.49	-0.30	-1.47	-2.20	0.03	-0.19	-1.68	1.13	-3.25	-2.03	-0.38	2.64	-2.44	-0.09	0.53	2.10	0.75	-0.47	-1.78	-0.86	0.54	-2.01	1.23	-0.45	1.31	1.49	0.40	-0.83	3.23	0.48	1.34	-0.67	2.02	0.96	-1.18	0.84	0.61	0.39	1.03	1.15	1.25	1.92
Net Cash Provided By Used In Investing Activities		-0.87	-0.68	-0.76	-0.37	-0.46	-0.53	-0.52	-0.43	-0.01	-0.47	3.41	4.69	-1.28	2.10	-3.77	5.44	2.77	-5.87	-18.59	1.59	2.35	1.97	-3.55	-6.40	-1.13	-0.58	-0.72	-0.64	0.07	-0.28	-0.49	-0.59	0.00	-0.07	-0.32	-0.09	-0.51	-0.23	-0.02	-0.12	-0.23	-0.17	-0.25	-0.09	0.97	-0.35	-0.17	-0.17	-0.96	11.34	-0.20	-1.23	-0.05	-0.15	-0.10
Net Cash Provided By Used In Financing Activities		-0.17	0.34	0.25	0.30	-0.00	0.19	-0.86	0.17	-0.08	0.09	1.38	1.35	0.64	0.81	0.07	0.16	0.20	0.07	26.94	-0.01	0.20	0.01	0.21	0.14	0.37	0.38	0.16	0.43	0.00	0.17	0.01	0.01	0.10	-0.23	-0.73	-0.26	-0.35	-0.23	-0.35	0.09	-0.25	-0.32	-0.28	-1.83	-0.56	-0.24	-0.95	-1.47	-1.20	-0.55	-0.57	-0.44	-0.96	-0.46	-0.54

		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
Net Cash Provided By Used In Operating Activities		1.95	0.69	4.05	6.31	2.82	-6.62	-7.34	-3.61	-0.64	-2.59	1.12	4.76	-0.46	2.49	-0.30	-1.47	-2.20	0.03	-0.19	-1.68	1.13	-3.25	-2.03	-0.38	2.64	-2.44	-0.09	0.53	2.10	0.75	-0.47	-1.78	-0.86	0.54	-2.01	1.23	-0.45	1.31	1.49	0.40	-0.83	3.23	0.48	1.34	-0.67	2.02	0.96	-1.18	0.84	0.61	0.39	1.03	1.15	1.25	1.92
Net Income Loss		0.35	0.55	2.12	-0.54	-2.05	-7.40	-4.87	-3.11	-2.43	-2.15	0.61	-0.41	-0.21	0.41	10.35	0.22	-2.07	-2.19	-1.57	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	NA	NA	NA	NA	NA	NA	NA
Increase Decrease In Accounts Receivable		-0.07	-0.50	1.62	-0.65	-2.08	1.65	-0.73	5.18	-1.30	-1.08	3.81	-1.94	1.06	-3.05	4.16	-0.06	1.21	-0.97	-0.45	2.62	-1.10	-1.13	3.66	-0.78	-1.43	-2.33	3.11	1.86	-0.02	-0.80	0.02	1.39	-1.07	1.27	0.45	0.20	-0.87	-0.56	0.09	1.71	0.48	-2.30	1.51	2.49	-0.08	-1.68	-0.87	1.47	-0.12	-0.50	0.97	0.07	-0.89	-0.52	0.29
Increase Decrease In Inventories		0.68	-0.75	0.69	-1.64	-0.39	-0.50	5.35	1.10	0.83	0.87	0.12	0.41	0.52	0.42	-0.27	-0.68	1.18	0.15	-0.53	-0.91	0.42	0.61	-0.12	-0.05	0.19	0.30	0.23	-0.50	-0.02	0.13	-0.51	0.11	-0.11	0.13	-0.04	0.29	0.51	0.32	-0.60	-0.12	0.65	-0.05	-0.39	-0.44	0.79	-0.25	-0.08	0.55	-0.16	-0.44	-0.03	0.21	0.25	0.18	0.32
Deferred Income Tax Expense Benefit		0.02	-0.02	0.02	0.02	0.02	-0.01	0.02	0.04	-0.17	-0.19	-0.17	0.60	0.01	-0.01	0.01	0.12	0.01	-0.02	0.00	0.00	0.00	-0.03	0.00	0.72	-1.35	-0.03	0.01	-0.01	0.01	0.01	0.01	-0.01	9.20	-0.12	-0.20	-0.27	-0.42	-0.07	0.01	0.01	0.10	0.36	0.23	0.41	0.38	0.27	0.36	0.06	-0.11	0.28	0.06	0.15	-0.68	0.33	0.47
Share Based Compensation		0.82	0.87	0.53	0.91	0.44	0.70	0.85	1.00	0.77	0.83	0.79	0.83	0.74	0.67	0.66	0.74	0.65	0.79	0.60	0.60	0.53	0.50	0.52	0.46	0.45	0.43	0.45	0.26	0.23	0.26	0.22	0.23	0.23	0.11	0.08	0.12	0.09	0.09	0.10	0.05	0.09	0.10	0.07	0.06	0.08	0.08	0.07	0.09	0.06	0.09	0.09	0.10	0.10	0.10	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
Net Cash Provided By Used In Investing Activities		-0.87	-0.68	-0.76	-0.37	-0.46	-0.53	-0.52	-0.43	-0.01	-0.47	3.41	4.69	-1.28	2.10	-3.77	5.44	2.77	-5.87	-18.59	1.59	2.35	1.97	-3.55	-6.40	-1.13	-0.58	-0.72	-0.64	0.07	-0.28	-0.49	-0.59	0.00	-0.07	-0.32	-0.09	-0.51	-0.23	-0.02	-0.12	-0.23	-0.17	-0.25	-0.09	0.97	-0.35	-0.17	-0.17	-0.96	11.34	-0.20	-1.23	-0.05	-0.15	-0.10
Payments To Acquire Property Plant And Equipment		0.10	0.15	0.17	0.02	0.13	0.19	0.19	0.13	0.00	0.27	0.07	0.21	0.11	0.04	0.25	0.10	0.09	0.16	0.12	-0.12	0.22	0.16	0.23	0.09	0.18	0.26	0.55	0.17	0.10	0.11	0.29	0.18	0.19	0.16	0.32	0.13	0.52	0.23	0.12	0.10	0.10	0.11	0.14	0.34	0.09	0.28	0.11	0.04	0.12	0.11	0.07	0.12	0.05	0.15	0.10

		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
Net Cash Provided By Used In Financing Activities		-0.17	0.34	0.25	0.30	-0.00	0.19	-0.86	0.17	-0.08	0.09	1.38	1.35	0.64	0.81	0.07	0.16	0.20	0.07	26.94	-0.01	0.20	0.01	0.21	0.14	0.37	0.38	0.16	0.43	0.00	0.17	0.01	0.01	0.10	-0.23	-0.73	-0.26	-0.35	-0.23	-0.35	0.09	-0.25	-0.32	-0.28	-1.83	-0.56	-0.24	-0.95	-1.47	-1.20	-0.55	-0.57	-0.44	-0.96	-0.46	-0.54