Quarterly Results of Operations (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Quarterly Results of Operations (Unaudited)
Net sales	$ 257,922	$ 243,049	$ 255,532	$ 238,349	$ 233,249	$ 221,659	$ 224,810	$ 203,035	$ 994,852	$ 882,753	$ 727,852
Gross profit	111,630	104,136	111,964	104,636	104,666	102,039	100,009	88,056	432,366	394,770	326,253
Income (loss) from operations	(3,409)	(2,881)	12,201	9,523	13,661	21,061	15,114	8,781	15,434	58,617	33,069
Income tax expense (benefit)	(3,757)	(2,292)	2,140	651	3,022	2,766	624	1,090	(3,258)	7,502	8,358
Net income (loss)	$ (4,205)	$ (3,398)	$ 6,859	$ 6,195	$ 9,188	$ 16,619	$ 10,941	$ 5,269	$ 5,451	$ 42,017	$ 27,523
Basic (in dollars per share)	$ (0.08)	$ (0.06)	$ 0.12	$ 0.11	$ 0.17	$ 0.31	$ 0.22	$ 0.10	$ 0.10	$ 0.80	$ 0.56
Diluted (in dollars per share)	$ (0.08)	$ (0.06)	$ 0.12	$ 0.11	$ 0.16	$ 0.30	$ 0.21	$ 0.10	$ 0.10	$ 0.78	$ 0.55
Impairment and other charges									$ 23,750	$ 657	$ 809
NinePoint Medical, Inc.
Quarterly Results of Operations (Unaudited)
Impairment and other charges	$ 20,500								20,500
Write off of accrued interest	$ (1,600)								$ (1,600)