Acquisitions, Divestitures and Discontinued Operations - Results of Operations for Discontinued Operations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Business Combinations [Abstract]
Net sales	$ 379,938	$ 476,329	$ 846,944	$ 954,033
Cost of goods sold	277,614	360,452	632,007	722,786
Gross profit	102,324	115,877	214,937	231,247
Operating expenses	89,385	95,947	179,461	190,820
Loss (gain) on disposal	216,133	0	220,318	1,000
Income before income taxes	(203,194)	19,930	(184,842)	39,427
Income taxes	(2,323)	5,019	1,840	9,950
Net (loss) income from discontinued operations	$ (200,871)	$ 14,911	$ (186,682)	$ 29,477
Basic (loss) earnings per share from discontinued operations (in dollars per share)	$ (1.39)	$ 0.10	$ (1.29)	$ 0.20
Diluted (loss) earnings per share from discontinued operations (in dollars per share)	$ (1.39)	$ 0.10	$ (1.29)	$ 0.20
Weighted average common shares outstanding (in shares)	144,262	146,075	144,657	146,029
Weighted average common shares outstanding - assuming dilution (in shares)	144,262	146,736	144,657	146,713
Income tax benefit from disposal	$ 7,125		$ 7,125