Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 14,817	$ (233,300)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	50,970	48,316
Income tax, non-cash changes	(2,927)	(13,975)
Impairment of goodwill and indefinite-lived intangibles		193,641
Stock-based compensation	4,331	210
Amortization of debt issuance costs	2,731	2,261
Other non-cash items	(3,928)	(2,456)
Accounts receivable	(37,231)	9,839
Inventories	(46,139)	17,053
Other assets and liabilities	15,894	1,186
Accounts payable	34,402	(31,276)
Income taxes	(987)	1,366
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	31,933	(7,135)
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant, and equipment	(20,551)	(22,761)
NET CASH USED IN INVESTING ACTIVITIES	(20,551)	(22,761)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of long-term debt	1,658	11,690
Repayments of debt	(2,129)	(24,066)
Proceeds from borrowings on revolving credit facility		213,825
Repayments of borrowings on revolving credit facility		(106,992)
Cash dividends paid	(6,736)	(6,767)
Financing costs paid and other	(4,307)	(4,938)
Payments related to tax withholdings for stock-based compensation	(1,342)
Finance lease payments	(645)	(547)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(13,501)	82,205
Effect of exchange rate changes on cash	(1,133)	496
Net (decrease) increase in cash and cash equivalents	(3,252)	52,805
Cash and cash equivalents at the beginning of the period	152,423	77,927
Cash and cash equivalents at the end of the period	$ 149,171	$ 130,732