CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net earnings	$ 77,317	$ 43,966
Adjustments to arrive at net cash provided by operating activities:
Depreciation and amortization	26,022	24,436
Share-based compensation	1,783	4,252
Net loss on assets	259	328
Loss on divestiture of business	0	33,138
Deferred income taxes	9,933	(4,765)
Changes in operating assets and liabilities	(143,508)	(100,561)
Net cash (used in) provided by operating activities	(28,194)	794
Cash flows from investing activities:
Acquisition of property, plant and equipment	(24,000)	(19,666)
Cash receipts on sold receivables	91,142	59,286
Proceeds from sale of assets	283	5,305
Proceeds from divesture of business	0	12,457
Acquisition of new businesses	(11,313)	0
Other investing activity	751	2,602
Net provided by investing activities	56,863	59,984
Cash flows from financing activities:
Proceeds from additional borrowings	107,857	139,820
Debt payments	(33,009)	(154,282)
Purchase of treasury stock	(72,704)	(26,743)
Dividends paid	(28,244)	(26,553)
Other financing activity	(2,779)	(1,047)
Net cash used in financing activities	(28,879)	(68,805)
Effect of exchange rate changes on cash and cash equivalents	1,754	8,178
Net increase in cash and cash equivalents	1,544	151
Cash and cash equivalents at beginning of year	29,344	25,865
Cash and cash equivalents at end of year	$ 30,888	$ 26,016