Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 10,070	$ 13,122
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	24,082	25,361
Income tax, non-cash changes	1,979	(2,818)
Stock-based compensation	2,646	1,847
Amortization of debt issuance costs	1,231	870
Other non-cash items	319	(4,528)
Accounts receivable	(40,403)	(36,981)
Inventories	(36,578)	(14,702)
Other assets and liabilities	4,415	13,875
Accounts payable	78,141	21,328
Income taxes	(901)	779
NET CASH PROVIDED BY OPERATING ACTIVITIES	45,001	18,153
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant, and equipment	(17,954)	(10,479)
Proceeds from sale of fixed assets	150
NET CASH USED IN INVESTING ACTIVITIES	(17,804)	(10,479)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from issuance of long-term debt		1,658
Repayments of debt	(1,331)	(830)
Cash dividends paid	(3,426)	(3,368)
Financing costs paid and other		(9)
Payments related to tax withholdings for stock-based compensation	(1,644)	(1,342)
Finance lease payments	(304)	(288)
NET CASH USED IN FINANCING ACTIVITIES	(6,705)	(4,179)
Effect of exchange rate changes on cash	(284)	(2,070)
Net increase in cash and cash equivalents	20,208	1,425
Cash and cash equivalents at the beginning of the period	113,473	152,423
Cash and cash equivalents at the end of the period	$ 133,681	$ 153,848