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Tables

		2024-03-31	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
Common Stock Value		0.04	0.04	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.01	0.01	0.01	0.01	0.01	0.01	0.01	1.22	NA	NA	1.07	NA	NA	NA
Weighted Average Number Of Diluted Shares Outstanding		38.36	NA	32.77	29.49	28.87	NA	27.84	27.61	27.46	NA	27.10	26.85	26.44	NA	22.74	20.86	20.21	NA	20.02	19.93	19.86	NA	19.71	20.08	19.99	NA	20.42	20.37	19.70	NA	18.36	17.45	16.93	NA	16.69	15.87	14.84	NA	15.59	15.64	13.79	12.63	9.15	0.27	0.27	0.70	0.27	0.27	0.27
Weighted Average Number Of Shares Outstanding Basic		38.36	NA	32.77	29.49	28.87	NA	27.84	27.61	27.46	NA	27.10	26.85	26.44	NA	22.74	20.86	20.21	NA	20.02	19.93	19.86	NA	19.71	19.59	19.49	NA	19.29	19.08	18.60	NA	17.15	17.09	16.93	NA	15.87	14.94	14.84	NA	14.81	14.79	12.79	12.63	8.99	0.27	0.27	0.27	0.27	0.27	0.27

		2024-03-31	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
Revenue From Contract With Customer Excluding Assessed Tax		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51
Revenue From Contract With Customer Including Assessed Tax		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51
Revenues		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51
Cost Of Goods And Services Sold		33.08	38.85	42.37	33.72	43.79	55.36	46.94	43.67	43.22	46.31	45.14	43.41	38.98	41.05	57.42	51.49	34.13	37.32	34.11	32.87	40.37	47.48	38.85	53.96	39.40	47.70	49.51	64.09	54.75	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Gross Profit		7.59	21.60	20.17	7.90	9.24	6.23	9.75	8.63	9.03	8.10	8.12	10.78	10.72	11.28	19.19	13.74	6.34	11.34	11.98	10.54	12.35	10.54	17.54	33.86	25.84	32.15	39.37	53.28	41.47	32.24	23.16	17.30	14.25	15.62	18.05	16.73	10.05	12.26	12.15	11.19	8.65	6.68	6.32	5.45	4.58	5.44	4.67	4.70	4.11
Operating Expenses		29.24	26.14	26.86	23.86	23.41	24.59	23.25	21.53	23.26	21.72	23.58	24.43	24.76	24.44	25.97	24.84	24.13	23.39	22.97	24.37	24.22	22.81	27.14	24.92	23.67	21.83	21.32	19.02	17.16	16.39	16.40	15.33	15.81	12.86	11.93	10.84	11.37	10.94	10.27	9.46	8.43	6.97	5.68	5.40	5.29	5.11	4.83	4.46	4.35
Research And Development Expense		11.71	9.34	9.46	8.64	8.54	9.22	9.21	8.33	9.49	9.23	10.15	10.91	10.93	10.83	11.21	10.80	10.56	10.60	10.47	11.15	11.19	11.34	14.18	12.64	11.74	10.67	9.19	8.07	7.43	7.21	8.36	7.81	8.40	5.96	5.39	4.70	4.80	4.22	4.19	4.01	3.55	2.40	2.21	1.90	2.00	2.14	2.10	1.71	1.57
General And Administrative Expense		13.73	13.36	14.37	12.95	12.55	12.75	11.65	11.04	11.22	10.17	10.64	10.68	10.87	10.38	10.27	10.61	10.64	10.18	9.99	10.88	10.44	9.55	10.59	9.90	9.46	9.07	9.58	8.79	7.82	7.44	6.45	5.91	5.73	5.27	4.96	4.53	5.00	5.13	4.46	3.95	3.55	3.38	2.44	2.45	2.37	2.21	1.98	1.95	1.96
Selling And Marketing Expense		3.80	3.44	3.04	2.27	2.33	2.62	2.38	2.16	2.56	2.32	2.78	2.83	2.96	3.23	4.49	3.43	2.94	2.62	2.52	2.33	2.60	1.92	2.37	2.38	2.47	2.09	2.55	2.16	1.90	1.74	1.59	1.61	1.68	1.63	1.58	1.61	1.56	1.59	1.62	1.50	1.33	1.20	1.03	1.05	0.91	0.76	0.76	0.81	0.81
Operating Income Loss		-21.65	-4.53	-6.69	-15.96	-14.17	-18.36	-13.50	-12.90	-14.24	-13.62	-15.45	-13.65	-14.04	-13.16	-6.78	-11.11	-17.79	-12.05	-11.00	-13.83	-11.87	-12.28	-9.60	8.94	2.17	10.32	18.05	34.27	24.32	15.84	6.76	1.97	-1.56	2.75	6.12	5.89	-1.32	1.32	1.87	1.73	0.22	-0.30	0.64	0.05	-0.70	0.33	-0.16	0.24	-0.24
Interest Expense		NA	3.13	1.99	2.17	2.14	1.89	1.62	1.41	1.40	1.46	1.36	1.37	1.43	1.21	1.48	1.49	1.46	1.40	1.52	1.49	1.00	0.48	0.27	0.28	0.07	0.07	0.25	0.24	0.30	0.40	0.46	0.45	0.40	0.24	0.35	0.30	0.12	0.05	0.06	0.06	-0.16	0.20	0.32	0.30	-0.31	0.31	0.35	NA	NA
Interest Paid Net		0.06	2.04	2.44	1.31	2.30	0.28	2.25	0.21	2.41	0.21	2.30	0.17	2.22	0.23	2.26	0.24	2.24	0.24	2.44	0.08	0.42	0.32	0.27	0.20	0.06	0.14	0.19	0.31	0.23	0.41	0.83	0.06	0.39	0.23	0.38	0.33	0.14	0.02	0.05	0.09	0.16	0.17	0.38	0.29	0.29	0.35	NA	NA	NA
Allocated Share Based Compensation Expense		2.84	3.30	3.23	3.06	2.29	2.36	2.63	2.14	2.47	3.20	3.13	3.27	2.52	3.24	3.27	3.30	3.24	2.87	2.98	3.02	2.94	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	0.57	0.49	0.52	0.49	0.69	0.14	0.13	0.11	0.11	0.01	NA	NA
Income Tax Expense Benefit		NA	0.00	0.00	0.01	NA	NA	NA	NA	NA	NA	NA	NA	NA	0.00	2.25	7.02	-2.05	22.27	-1.94	-3.19	-2.47	-3.64	-5.29	2.30	-1.00	3.70	-1.86	5.08	3.65	1.24	-11.33	0.05	-0.19	0.17	0.41	0.14	0.00	-0.01	0.08	0.09	0.03	0.00	0.00	NA	0.00	0.00	0.00	NA	NA
Income Taxes Paid Net		NA	-0.00	NA	NA	NA	NA	NA	NA	NA	0.00	0.00	NA	NA	-0.17	0.00	-0.17	-0.02	-0.56	-0.55	0.00	0.22	0.04	0.65	NA	NA	0.84	2.77	NA	NA	0.00	-0.01	0.00	0.00	0.53	0.00	0.04	0.07	0.00	0.08	0.04	0.03	-0.00	0.00	0.00	0.00	0.00	NA	NA	NA
Net Income Loss		-23.17	-13.86	-8.95	-16.94	-16.29	-20.25	-15.63	-14.46	-16.06	-14.54	-15.80	-8.20	-15.62	-13.44	-9.62	-18.60	-16.80	-35.43	-8.78	-11.37	-10.47	-8.57	-3.73	8.03	2.12	5.72	19.38	29.07	19.79	14.22	17.74	0.60	-1.33	2.68	2.70	6.09	-0.68	0.70	1.58	1.92	0.09	-0.52	0.39	-0.28	-0.99	0.05	-0.38	-0.09	-0.52
Comprehensive Income Net Of Tax		-24.84	-10.70	-9.67	-22.24	-14.65	-17.08	-23.84	-22.04	-17.32	-12.33	-16.22	-4.57	-16.66	-6.93	-3.92	-17.15	-19.20	-31.17	-12.23	-14.70	-8.13	-8.80	-8.53	-2.41	8.46	9.06	21.41	29.87	24.25	11.23	19.06	-0.35	-0.41	1.96	1.69	6.21	-0.70	0.52	1.46	2.06	-0.19	-0.48	0.46	-0.11	-0.93	0.16	-0.43	NA	NA

		2024-03-31	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
Assets		350.92	389.19	373.79	356.88	383.55	408.26	414.34	434.75	446.75	454.46	462.52	473.14	476.36	480.81	497.79	478.09	453.54	466.82	483.88	495.12	491.20	466.84	481.08	472.20	475.62	452.98	438.70	406.99	367.63	322.32	326.79	301.37	295.86	273.48	256.95	222.75	186.22	183.67	168.15	153.52	154.65	111.06	75.93	NA	NA	65.75	NA	NA	NA
Liabilities		155.19	174.32	195.44	193.62	210.91	223.59	215.81	215.16	207.18	199.89	198.56	195.85	197.89	202.91	232.62	220.64	196.04	193.03	181.59	183.41	167.59	137.75	145.60	129.57	132.32	119.71	114.26	99.48	91.45	94.93	139.25	134.19	129.98	108.08	94.05	100.85	71.31	68.66	54.33	41.74	45.51	47.98	44.59	NA	NA	34.74	NA	NA	NA
Liabilities And Stockholders Equity		350.92	389.19	373.79	356.88	383.55	408.26	414.34	434.75	446.75	454.46	462.52	473.14	476.36	480.81	497.79	478.09	453.54	466.82	483.88	495.12	491.20	466.84	481.08	472.20	475.62	452.98	438.70	406.99	367.63	322.32	326.79	301.37	295.86	273.48	256.95	222.75	186.22	183.67	168.15	153.52	154.65	111.06	75.93	NA	NA	65.75	NA	NA	NA
Stockholders Equity		195.73	214.87	178.35	163.26	172.64	184.67	198.54	219.59	239.58	254.57	263.97	277.29	278.47	277.89	265.17	257.45	257.50	273.79	302.29	311.71	323.62	329.09	335.49	342.63	343.29	333.28	324.44	307.50	276.17	227.38	187.54	167.17	165.88	165.40	162.90	121.90	114.91	115.01	113.82	111.78	109.15	63.08	31.34	NA	NA	31.01	NA	NA	NA

		2024-03-31	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
Assets Current		133.63	172.60	164.40	144.55	161.53	183.16	187.80	194.42	193.24	194.08	200.57	208.22	209.85	209.17	229.93	213.01	182.69	192.80	190.65	201.03	203.27	194.28	215.17	230.59	241.82	229.70	230.07	218.51	194.22	157.55	164.16	153.71	160.48	153.93	160.19	132.62	101.14	113.24	110.94	106.11	114.40	77.94	45.59	NA	NA	39.25	NA	NA	NA
Cash And Cash Equivalents At Carrying Value		8.43	45.37	21.94	21.58	16.10	24.68	26.27	33.67	31.98	34.66	43.53	44.01	45.48	43.42	46.77	51.13	55.91	59.98	69.99	81.07	74.93	55.65	56.38	76.19	82.25	82.94	70.93	74.83	59.67	50.22	55.91	42.29	45.53	28.07	37.59	28.41	9.91	32.17	37.03	34.08	52.41	22.01	7.33	9.77	8.58	10.72	10.33	NA	NA
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents		17.41	55.10	31.24	28.61	26.95	35.59	34.58	40.65	40.11	41.14	48.90	50.50	49.34	50.11	58.07	58.91	62.52	67.03	72.38	83.99	77.46	58.00	58.08	77.94	83.30	83.95	72.00	75.88	60.53	51.96	NA	NA	NA	32.79	NA	NA	NA	32.68	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Accounts Receivable Net Current		57.48	48.07	60.75	42.60	56.80	61.17	52.82	49.14	54.22	47.94	43.94	48.40	47.57	43.04	51.45	50.03	25.78	34.66	29.71	28.41	32.12	30.53	32.03	48.67	53.66	59.85	73.03	73.76	66.76	49.77	44.24	41.54	34.87	38.77	41.07	32.91	29.96	31.59	24.18	24.97	23.84	22.09	17.04	NA	NA	13.53	NA	NA	NA
Inventory Net		54.32	63.87	67.53	66.32	70.19	79.68	94.26	98.18	92.01	92.52	94.51	100.40	106.34	110.40	111.43	97.25	87.11	85.03	82.12	81.47	84.46	93.26	107.91	93.27	92.62	75.77	74.55	59.70	57.50	51.82	54.92	59.83	60.26	66.24	60.24	52.45	43.56	33.78	33.13	31.20	23.93	19.61	16.42	NA	NA	12.49	NA	NA	NA
Prepaid Expense And Other Assets Current		4.08	5.35	4.87	6.23	6.52	6.38	6.13	6.24	5.71	4.33	4.72	5.10	5.17	5.21	8.80	6.61	6.90	5.87	5.68	5.72	7.73	11.29	10.38	10.07	10.92	8.70	10.45	9.13	9.38	3.97	4.76	5.07	6.86	8.24	9.78	8.03	7.81	6.02	7.85	6.98	5.48	5.49	3.77	NA	NA	0.97	NA	NA	NA

		2024-03-31	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
Property Plant And Equipment Gross		362.65	363.36	349.02	350.98	358.52	356.17	349.88	362.68	373.50	376.00	369.85	368.51	362.75	360.98	349.78	341.45	338.43	338.38	331.06	332.56	325.00	311.89	290.58	279.77	276.42	262.21	237.10	215.56	200.19	190.18	185.40	175.82	134.69	125.33	111.27	106.97	98.16	84.75	75.19	70.16	63.02	58.41	53.57	NA	NA	49.07	NA	NA	NA
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment		195.51	194.09	185.82	183.48	183.00	177.52	169.90	171.74	171.50	167.77	161.31	155.51	148.03	142.43	133.56	126.78	121.68	116.98	110.50	105.78	101.05	95.23	87.65	81.84	78.03	70.19	63.90	58.60	54.00	49.17	47.09	43.43	40.97	37.97	37.77	36.48	35.52	32.41	30.98	29.73	29.12	28.14	27.18	NA	NA	24.97	NA	NA	NA
Amortization Of Intangible Assets		0.10	0.20	0.20	0.20	0.20	0.10	0.20	0.20	0.10	0.00	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.10	0.16	0.12	0.11	0.11	0.11	0.10	0.10	100.00	0.10	0.09	0.10	69.00	NA	NA	NA	NA	NA	NA	NA	NA
Property Plant And Equipment Net		199.94	200.32	193.83	197.88	207.17	210.18	211.59	224.35	236.77	243.03	242.45	246.80	248.30	252.98	249.74	244.13	243.72	248.44	245.53	247.89	242.62	234.21	222.54	212.10	204.64	197.94	181.48	165.15	150.57	144.10	140.52	136.83	123.66	109.70	87.84	78.98	69.51	64.81	51.27	41.66	35.28	31.13	27.12	NA	NA	24.84	NA	NA	NA
Finite Lived Intangible Assets Net		3.61	3.63	3.63	3.62	3.65	3.70	3.74	3.76	3.79	3.84	3.88	3.89	3.94	4.00	4.03	4.01	4.05	4.08	4.07	4.03	NA	3.98	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	3.90	NA	NA	3.83	3.83	NA	NA	NA	0.85	NA	NA	NA	0.80	NA	NA	NA
Other Assets Noncurrent		4.19	2.58	1.95	0.53	0.52	0.39	0.41	0.52	0.43	0.52	2.49	0.81	0.92	0.98	0.56	1.70	0.77	0.72	0.97	1.08	2.93	6.85	15.07	6.29	4.75	7.73	7.15	8.50	6.03	4.47	4.59	6.04	6.92	5.09	3.23	1.30	1.82	0.86	1.19	0.98	0.18	0.18	1.44	NA	NA	0.20	NA	NA	NA

		2024-03-31	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
Liabilities Current		74.61	93.36	188.25	187.47	205.61	138.58	130.89	129.82	116.53	108.96	93.33	90.48	98.42	103.15	132.32	119.77	95.51	91.36	64.42	68.13	65.17	77.42	82.70	71.70	69.86	70.71	76.89	76.67	67.59	59.97	72.05	78.16	77.80	74.08	65.36	70.75	51.78	48.60	39.08	40.18	39.92	39.06	29.97	NA	NA	25.58	NA	NA	NA
Long Term Debt Current		24.13	23.20	31.32	37.28	50.92	57.07	51.36	53.56	52.23	49.69	41.25	41.88	50.80	38.27	44.29	42.23	38.10	33.37	15.80	19.18	18.17	23.59	8.28	3.16	2.69	0.56	3.64	4.55	4.69	7.87	25.09	28.83	40.97	30.91	20.79	30.99	NA	9.59	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Accounts Payable Current		23.64	32.89	34.85	35.11	38.42	47.84	52.31	52.50	40.04	34.40	28.33	25.59	26.20	29.48	56.13	51.15	36.24	32.83	28.07	31.53	28.33	29.91	53.71	51.43	46.22	43.62	50.99	53.32	48.25	36.38	32.41	33.13	25.11	28.67	31.52	29.75	25.30	30.80	22.62	22.63	17.11	15.01	11.28	NA	NA	6.91	NA	NA	NA
Other Accrued Liabilities Current		0.69	0.55	0.72	0.58	0.65	0.37	0.47	0.51	0.55	0.39	0.69	0.59	0.62	0.55	0.90	0.64	0.53	0.37	0.58	0.97	0.78	0.86	1.53	1.20	1.04	1.08	0.86	1.16	0.93	0.76	0.83	0.98	1.01	0.54	1.63	2.08	1.60	1.31	0.89	2.21	1.18	1.17	0.59	NA	NA	0.66	NA	NA	NA
Taxes Payable Current		0.69	0.74	1.47	1.01	0.57	0.59	1.36	0.98	0.97	1.90	1.39	1.00	0.72	0.25	0.96	0.69	0.18	1.22	0.97	0.63	0.36	1.09	0.79	0.45	0.22	0.95	0.71	0.49	0.37	0.61	0.45	0.29	0.22	0.37	1.10	0.02	0.15	0.33	0.28	0.17	0.12	0.17	NA	NA	NA	NA	NA	NA	NA
Accrued Liabilities Current		13.35	18.55	16.38	14.70	13.51	17.22	12.44	12.44	13.24	15.59	16.20	15.51	14.03	18.51	17.53	15.56	10.68	17.86	15.54	13.99	12.42	19.29	20.72	16.65	13.36	19.10	16.80	13.85	10.54	15.43	11.32	13.76	9.31	11.51	9.94	7.35	6.32	6.94	4.96	5.61	4.07	4.51	3.56	NA	NA	3.24	NA	NA	NA
Contract With Customer Liability Current		1.69	1.80	10.07	10.72	0.20	3.22	0.52	0.63	0.42	0.20	0.48	0.27	0.57	0.30	0.40	0.46	0.31	0.31	NA	NA	NA	0.43	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Long Term Debt		24.13	23.20	31.32	37.28	50.92	57.07	51.36	53.56	57.23	54.69	60.52	61.24	64.49	52.17	58.86	57.78	53.41	49.92	48.18	49.65	35.70	83.92	NA	NA	NA	49.52	NA	NA	NA	NA	NA	NA	NA	NA	NA	37.49	37.49	28.65	23.39	9.63	NA	26.11	NA	NA	NA	NA	NA	NA	NA
Operating Lease Liability Noncurrent		4.25	4.73	4.77	5.15	5.31	5.50	5.57	6.20	6.70	7.19	7.41	7.67	7.65	7.93	8.01	7.79	7.88	7.98	NA	NA	NA	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

		2024-03-31	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
Stockholders Equity		195.73	214.87	178.35	163.26	172.64	184.67	198.54	219.59	239.58	254.57	263.97	277.29	278.47	277.89	265.17	257.45	257.50	273.79	302.29	311.71	323.62	329.09	335.49	342.63	343.29	333.28	324.44	307.50	276.17	227.38	187.54	167.17	165.88	165.40	162.90	121.90	114.91	115.01	113.82	111.78	109.15	63.08	31.34	NA	NA	31.01	NA	NA	NA
Common Stock Value		0.04	0.04	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.03	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.01	0.01	0.01	0.01	0.01	0.01	0.01	1.22	NA	NA	1.07	NA	NA	NA
Additional Paid In Capital		484.66	478.97	431.77	407.00	394.15	391.53	388.32	385.53	383.47	381.14	378.21	375.31	371.92	354.69	335.04	323.40	306.31	303.40	300.73	297.92	295.13	292.48	290.07	288.69	286.94	285.38	285.60	290.07	288.61	265.26	236.65	235.34	234.23	233.34	232.80	193.49	192.71	192.11	191.44	190.86	190.29	144.02	4.80	NA	NA	4.47	NA	NA	NA
Retained Earnings Accumulated Deficit		-288.29	-265.12	-251.26	-242.31	-225.36	-209.07	-188.82	-173.19	-158.73	-142.67	-128.13	-112.33	-104.13	-88.51	-75.07	-65.45	-46.85	-30.06	5.37	14.15	25.52	35.99	44.56	48.29	40.26	38.14	32.42	13.05	-16.02	-37.01	-51.24	-68.97	-69.58	-68.25	-70.93	-73.63	-79.72	-79.04	-79.74	-81.32	-83.24	-83.32	-82.80	NA	NA	-81.92	NA	NA	NA
Accumulated Other Comprehensive Income Loss Net Of Tax		-0.69	0.97	-2.19	-1.47	3.82	2.18	-0.99	7.23	14.81	16.07	13.87	14.29	10.66	11.69	5.18	-0.52	-1.97	0.43	NA	NA	NA	0.60	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Stock Issued During Period Value New Issues		3.83	44.20	22.02	9.88	0.41	0.97	0.27	NA	NA	0.06	0.00	0.26	14.97	16.68	8.70	14.00	0.07	NA	NA	NA	NA	NA	NA	NA	NA	0.00	0.00	0.00	21.57	NA	NA	NA	NA	-77.34	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		2.84	3.30	3.23	3.06	2.29	2.36	2.63	2.14	2.47	3.20	3.13	3.27	2.52	3.24	3.27	3.30	3.24	2.87	2.98	3.02	2.94	2.76	2.89	2.90	2.57	1.95	2.08	2.26	1.51	1.00	1.05	0.97	0.81	0.55	0.52	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Net Cash Provided By Used In Operating Activities		-28.48	1.55	-15.35	15.26	-9.39	-3.48	-9.19	2.25	-3.60	-0.26	3.50	0.33	-15.21	-14.10	-6.14	-15.52	-8.25	-3.17	-5.76	7.13	0.04	-11.60	7.55	22.14	-4.06	26.79	7.61	40.21	9.68	28.74	6.23	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Net Cash Provided By Used In Investing Activities		-8.07	-9.60	-3.25	-1.13	-0.78	-0.62	-1.20	-0.96	-1.05	-2.64	-3.98	-1.51	-2.42	-4.27	-5.86	-6.02	-3.20	-5.12	-6.16	-11.80	-9.04	-5.49	-35.80	-23.00	-12.22	-21.04	-18.52	-21.67	-8.93	-9.63	-5.50	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Net Cash Provided By Used In Financing Activities		-1.42	31.30	21.06	-12.87	1.09	5.17	3.58	-1.73	3.74	-4.89	-0.87	2.37	17.48	10.46	11.88	18.25	6.85	3.01	0.25	11.32	28.02	16.87	8.63	-5.27	14.58	6.37	6.32	-1.23	6.78	-24.51	7.81	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Net Cash Provided By Used In Operating Activities		-28.48	1.55	-15.35	15.26	-9.39	-3.48	-9.19	2.25	-3.60	-0.26	3.50	0.33	-15.21	-14.10	-6.14	-15.52	-8.25	-3.17	-5.76	7.13	0.04	-11.60	7.55	22.14	-4.06	26.79	7.61	40.21	9.68	28.74	6.23	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Net Income Loss		-23.17	-13.86	-8.95	-16.94	-16.29	-20.25	-15.63	-14.46	-16.06	-14.54	-15.80	-8.20	-15.62	-13.44	-9.62	-18.60	-16.80	-35.43	-8.78	-11.37	-10.47	-8.57	-3.73	8.03	2.12	5.72	19.38	29.07	19.79	14.22	17.74	0.60	-1.33	2.68	2.70	6.09	-0.68	0.70	1.58	1.92	0.09	-0.52	0.39	-0.28	-0.99	0.05	-0.38	-0.09	-0.52
Increase Decrease In Accounts Receivable		9.40	-12.68	18.15	-14.23	-4.37	15.01	3.68	-6.16	0.22	6.12	-4.46	0.83	4.53	-8.38	7.11	18.53	-8.84	5.18	1.30	-3.72	1.59	-1.49	-16.64	-4.99	-6.20	-13.18	-0.73	7.39	16.60	5.74	2.61	6.74	-3.94	-2.24	8.53	2.88	-1.64	7.53	-0.66	1.00	1.83	11.90	-3.86	2.71	-2.29	0.72	NA	NA	NA
Increase Decrease In Inventories		-7.29	-3.87	4.06	0.42	-7.40	-13.88	1.20	9.55	1.98	-2.23	-4.62	-6.09	-2.84	-3.63	11.94	10.83	4.53	1.64	3.15	0.96	-7.30	-12.88	19.67	5.85	15.76	0.76	14.76	2.06	4.29	-0.78	-4.68	1.47	-6.21	6.92	10.89	9.14	10.54	1.09	2.66	7.54	4.82	11.91	-8.42	3.98	0.05	2.13	NA	NA	NA
Increase Decrease In Accounts Payable		-9.25	-1.96	-0.26	-3.31	-9.43	2.19	-0.18	11.37	-0.41	8.22	2.74	-0.61	-3.28	-26.65	10.62	9.28	3.41	4.99	-3.45	3.19	-1.58	-23.80	2.28	5.21	2.60	-7.37	-2.86	7.24	10.24	5.22	-0.98	8.45	-3.58	-2.92	2.77	4.14	-5.26	9.62	0.05	5.04	4.05	3.73	-1.95	6.55	-0.25	-0.27	NA	NA	NA
Share Based Compensation		2.84	3.30	3.23	3.06	2.29	2.36	2.63	2.14	2.47	3.20	3.13	3.27	2.52	3.24	3.26	3.30	3.24	2.87	2.98	3.02	2.94	2.76	2.89	2.90	2.57	1.95	2.08	2.26	1.51	1.00	1.05	0.97	0.81	0.55	0.52	0.53	0.52	0.57	0.49	0.52	0.49	0.69	0.14	0.13	0.11	0.11	NA	NA	NA
Amortization Of Financing Costs		0.32	1.38	0.31	0.31	0.31	0.26	0.22	0.21	0.21	0.21	0.22	0.21	0.22	0.23	0.23	0.22	0.22	0.22	0.22	0.21	0.24	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Net Cash Provided By Used In Investing Activities		-8.07	-9.60	-3.25	-1.13	-0.78	-0.62	-1.20	-0.96	-1.05	-2.64	-3.98	-1.51	-2.42	-4.27	-5.86	-6.02	-3.20	-5.12	-6.16	-11.80	-9.04	-5.49	-35.80	-23.00	-12.22	-21.04	-18.52	-21.67	-8.93	-9.63	-5.50	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Payments To Acquire Property Plant And Equipment		5.76	6.16	1.46	0.89	0.57	0.76	0.78	0.65	1.02	2.43	1.97	1.37	2.21	3.66	5.37	3.97	2.79	2.81	-0.30	13.47	12.81	19.59	21.37	21.24	9.66	20.44	19.84	19.13	7.55	9.11	6.57	17.55	16.21	25.15	14.55	11.05	6.33	16.36	11.67	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Net Cash Provided By Used In Financing Activities		-1.42	31.30	21.06	-12.87	1.09	5.17	3.58	-1.73	3.74	-4.89	-0.87	2.37	17.48	10.46	11.88	18.25	6.85	3.01	0.25	11.32	28.02	16.87	8.63	-5.27	14.58	6.37	6.32	-1.23	6.78	-24.51	7.81	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2024-03-31	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
Revenues		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51
Revenue From Contract With Customer Excluding Assessed Tax		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51
CATV		8.74	12.55	10.27	9.34	27.78	38.22	31.26	23.71	24.98	24.93	23.10	27.60	18.64	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Data Center		28.99	44.48	48.81	27.57	20.35	16.49	17.70	21.50	21.41	25.20	23.93	22.39	25.94	32.30	55.34	52.53	33.26	39.25	34.01	31.81	38.50	41.66	38.95	69.04	50.58	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
FTTH		NA	-0.00	0.00	0.06	0.00	0.01	0.00	0.03	0.10	0.17	0.06	0.30	0.42	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Telecom		2.27	2.82	3.07	4.23	3.71	6.37	6.82	6.28	5.26	3.29	5.15	3.33	4.48	3.49	8.87	6.17	2.56	2.19	2.87	1.63	1.74	2.76	2.66	4.16	3.59	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
Product And Service Other		0.68	0.60	0.40	0.41	1.19	0.51	0.92	0.79	0.48	0.82	1.03	0.57	0.22	0.55	0.69	0.38	0.42	0.42	0.37	0.14	0.43	0.63	0.26	0.28	0.39	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
		13.26	14.61	5.49	4.64	4.21	7.45	7.95	13.95	21.90	27.31	29.16	21.27	19.99	21.45	25.90	19.88	13.19	22.15	14.80	19.65	26.70	35.99	23.58	55.08	28.47	17.25	64.59	45.56	40.08	47.56	18.14	8.77	3.37	3.30	6.98	5.76	4.60	6.62	4.93	5.11	5.38	8.16	9.45	8.27	5.98	9.88	9.97	NA	NA
		24.70	29.68	37.19	34.27	42.39	52.44	46.72	37.20	27.78	23.92	19.56	29.49	26.39	25.88	45.82	40.60	23.51	23.26	28.39	22.11	24.02	21.49	29.88	28.97	33.20	57.91	19.41	67.70	51.62	34.62	44.72	28.47	23.82	27.35	36.67	32.91	18.34	19.00	23.80	20.55	14.34	9.25	7.58	9.10	5.93	5.44	3.76	NA	NA
US		2.71	16.16	19.86	2.70	6.44	1.69	2.03	1.15	2.56	3.18	4.55	3.42	3.32	5.00	4.89	4.74	3.76	3.25	2.90	1.65	2.00	0.54	2.93	3.77	3.56	4.69	4.89	4.11	4.52	2.72	7.28	18.02	23.24	22.31	13.43	10.96	7.29	10.77	7.83	6.99	5.14	6.34	3.74	2.22	2.40	3.54	2.69	NA	NA
Revenue From Contract With Customer Including Assessed Tax		40.67	60.45	62.55	41.62	53.03	61.59	56.69	52.30	52.24	54.41	53.27	54.19	49.70	52.33	76.61	65.22	40.47	48.66	46.08	43.41	52.72	58.02	56.39	87.82	65.24	79.86	88.88	117.37	96.22	84.90	70.14	55.25	50.42	52.95	57.09	49.63	30.23	36.39	36.55	32.65	24.86	23.74	20.77	19.60	14.32	18.86	16.42	15.64	12.51