Condensed Consolidated Statements of Cash Flows - Unaudited - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 18,757	$ 18,450
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	10,961	9,673
Pension and Other Postretirement Expense (Income)	213	(893)
Stock-based compensation	2,186	1,687
Deferred income taxes	(648)	4,497
Gain (Loss) on Disposition of Assets	(2)	(1)
Gain on foreign currency hedges, net of cash	(76)	73
Changes in assets and liabilities:
Accounts receivable	(5,452)	(1,950)
Inventories	(5,275)	(4,737)
Other assets	1,280	(76)
Accounts payable	4,779	1,616
Accrued payroll and benefits	(2,028)	(4,735)
Accrued expenses	247	(1,944)
Income taxes payable	3,034	(347)
Other liabilities	(101)	2,115
Pension and other post-retirement plans	(158)	(159)
Net cash provided by operating activities	27,721	23,271
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(14,910)	(9,110)
Proceeds from sale of assets	1	1
Payments for acquisitions, net of cash acquired	0	(19,265)
Net cash used in investing activities	(14,909)	(28,374)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of long-term debt	(749,200)	(790,600)
Proceeds from borrowings of long-term debt	729,900	794,300
Dividends paid	(2,638)	(2,624)
Net cash (used in) provided by financing activities	(23,367)	(493)
Payments Related to Tax Withholding for Share-based Compensation	(1,429)	(1,569)
Effect of exchange rate changes on cash and cash equivalents	(156)	(395)
Net increase in cash and cash equivalents	(10,711)	(5,991)
Cash and cash equivalents at beginning of period	113,572	113,805
Cash and cash equivalents at end of period	102,861	107,814
Supplemental cash flow information:
Cash paid for interest	995	1,053
Cash paid for income taxes, net	$ 3,724	$ 3,515