Discontinued Operations - Summary of Major Line Items Included in Results of Operations of Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment of discontinued operations									$ 146,757	$ 0	$ 0
Income (loss) from discontinued operations, net of tax	$ 162,864	$ 20,330	$ (4,182)	$ (140,114)	$ (4,142)	$ (1,019)	$ (2,830)	$ (8,001)	38,898	(15,992)	(41,767)
Discontinued Operations, Disposed of by Sale | Life Sciences
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net sales	225,255									357,937	246,463
Cost of sales (exclusive of depreciation and amortization shown separately below)	160,464									249,157	175,787
Selling, general, and administrative expense	$ 20,779									34,328	20,927
Acquisition related costs excluded from selling, general and administrative expense									0	0	5,763
Depreciation and amortization									35,731	46,950	28,102
Restructuring and integration expense, net									0	0	1,438
Goodwill impairment of discontinued operations									146,757	0	0
Other operating expense (income), net									41	20	(737)
Income (loss) from operations									(138,517)	27,482	15,183
Interest expense									48,893	44,125	49,928
Loss on extinguishment of debt and write-off of debt issuance costs									1,388	2,753	19,562
Other expense (income), net									(322)	178	(675)
Loss from discontinued operations before costs of disposal and benefit for income taxes									(188,476)	(19,574)	(53,632)
Benefit for income taxes									12,468	3,582	11,865
Loss from discontinued operations before gain on disposal									(176,008)	(15,992)	(41,767)
Gain on disposal of discontinued operations									212,319	0	0
Benefit for income taxes on gain on disposal									2,587	0	0
Income (loss) from discontinued operations, net of tax									$ 38,898	$ (15,992)	$ (41,767)