Consolidated Statement of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Statement [Abstract]
Net revenues	$ 4,289,761	$ 4,346,847	$ 3,763,749
Cost of sales	3,417,222	3,428,311	2,916,232
Gross margin	872,539	918,536	847,517
Selling, general and administrative	660,574	734,166	573,004
Impairment and restructuring charges	21,551	17,328	13,056
Operating income	190,414	167,042	261,457
Interest expense, net	71,778	70,818	79,034
Other (income) expense	(1,409)	(34,887)	40,122
Income before taxes and equity earnings	120,045	131,111	142,301
Income tax expense (benefit)	57,074	(10,058)	137,818
Income from continuing operations, net of tax	62,971	141,169	4,483
Equity earnings of non-consolidated entities	0	738	3,639
Net income	62,971	141,907	8,122
Convertible preferred stock dividends	0	0	10,462
Net income (loss) attributable to common shareholders	$ 62,971	$ 141,907	$ (2,340)
Weighted average common shares outstanding:
Basic (shares)	100,618,105	104,530,572	97,460,676
Diluted (shares)	101,464,325	106,360,657	97,460,676
Net income per share
Basic (usd per share)	$ 0.63	$ 1.36	$ (0.02)
Diluted (usd per share)	$ 0.62	$ 1.33	$ (0.02)