Condensed Consolidated Statements of Cash Flows - Unaudited - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 8,665	$ 23,362
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	13,143	11,919
Pension and other post-retirement plan expense	1,348	502
Stock-based compensation	1,045	2,793
Deferred income taxes	(466)	1,937
(Gain) on sales of fixed assets	0	(122)
Impairment of fixed assets	1,016	892
(Gain) loss on foreign currency hedges, net of cash	(133)	88
Changes in assets and liabilities, net of acquisition:
Accounts receivable	17,850	(5,394)
Inventories	(2,328)	360
Operating lease assets	(275)	1,780
Other assets	1,460	(2,370)
Accounts payable	(12,294)	(1,582)
Accrued payroll and benefits	(512)	(4,713)
Accrued liabilities	(4,026)	(3,622)
Income taxes payable	(974)	(588)
Operating lease liabilities	(189)	1,986
Accrued expenses and other liabilities	(26)	660
Pension and other post-retirement plans	(130)	(144)
Net cash provided by operating activities	23,724	24,184
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(7,245)	(9,430)
Proceeds from sale of assets	0	122
Net cash used in investing activities	(7,245)	(9,308)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of long-term debt	(2,207,450)	(309,100)
Proceeds from borrowings of long-term debt	2,249,050	309,100
Purchase of treasury stock	(8,080)	(5,002)
Dividends paid	(2,598)	(2,625)
Taxes paid on behalf of equity award participants	(1,903)	(2,637)
Net cash provided by (used) in financing activities	29,019	(10,264)
Effect of exchange rate changes on cash and cash equivalents	242	33
Net increase (decrease) in cash and cash equivalents	45,740	4,645
Cash and cash equivalents at beginning of period	100,241	100,933
Cash and cash equivalents at end of period	145,981	105,578
Supplemental cash flow information:
Cash paid for interest	1,442	574
Cash paid for income taxes, net	4,114	5,448
Capital expenditures incurred but not yet paid	$ 1,158	$ 4,807