Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating activities
Net loss	$ (9,547)	$ (78,298)	$ (56,877)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization of intangible assets	66,763	84,153	97,290
Non-cash operating lease expense	16,257	17,107	18,178
Stock-based compensation	21,881	23,618	25,053
Amortization of prepaid debt fees	3,499	18,253	4,130
Deferred taxes, net	(32,635)	(85,574)	(12,939)
Loss on sale of businesses	3,505	64,289	59,817
Loss on extinguishment of debt, net	0	(10,000)	0
Goodwill impairment	38,480	0	0
Restructuring, non-cash	(624)	8,744	5,888
Other adjustments, net	11,678	2,930	10,392
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable	5,064	60,242	108,256
Inventories	(68,124)	(3,721)	35,403
Other current assets	(16,695)	41,461	(11,832)
Other long-term assets	(5,436)	4,515	(11,391)
Accounts payable, other current liabilities, and taxes payable	45,085	(23,330)	(122,890)
Wages and benefits payable	(21,749)	30,915	(34,664)
Unearned revenue	18,466	(29,366)	8,212
Warranty	(5,497)	(8,169)	(13,538)
Restructuring	(40,981)	15,967	11,767
Other operating, net	(4,890)	1,058	(10,741)
Net cash provided by operating activities	24,500	154,794	109,514
Investing activities
Net proceeds related to the sale of businesses	55,933	3,142	1,133
Acquisitions of property, plant, and equipment	(19,747)	(34,682)	(46,208)
Business acquisitions, net of cash and cash equivalents acquired	23	(8,670)	0
Other investing, net	4,307	5,326	4,039
Net cash provided by (used in) investing activities	40,516	(34,884)	(41,036)
Financing activities
Proceeds from borrowings	0	460,000	400,000
Payments on debt	0	(946,094)	(414,063)
Issuance of common stock	3,452	5,080	8,886
Proceeds from common stock offering	0	389,419	0
Proceeds from sale of warrants	0	45,349	0
Purchases of convertible note hedge contracts	0	(84,139)	0
Repurchase of common stock	16,972	8,028	0
Prepaid debt fees	(697)	(12,031)	(1,571)
Other financing, net	(4,520)	(2,443)	(4,828)
Net cash used in financing activities	(18,737)	(152,887)	(11,576)
Less: Cash classified within assets held for sale	0	9,750	0
Effect of foreign exchange rate changes on cash and cash equivalents	(6,851)	(1,627)	127
Increase (decrease) in cash and cash equivalents	39,428	(44,354)	57,029
Cash and cash equivalents at beginning of period	162,579	206,933	149,904
Cash and cash equivalents at end of period	202,007	162,579	206,933
Supplemental disclosure of cash flow information:
Income taxes, net	11,915	7,073	2,688
Interest	1,622	8,983	47,241
Deferred tax on purchase of convertible note hedge contracts	$ 0	$ 20,563	$ 0