Interim Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net earnings	$ 145,262	$ 140,608
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	16,116	16,658
Amortization	17,079	15,162
Deferred tax benefit	(8,852)	(2,681)
Excess tax benefits from share-based payment arrangements	(11,152)	(1,278)
Share-based compensation	7,249	6,981
Other Comprehensive Income (Loss), Finalization of Pension and Other Postretirement Benefit Plan Valuation, before Tax	8,189	0
Other	(101)	89
Increase (decrease) in cash resulting from changes in:
Trade accounts receivable, net	5,189	21,764
Inventories	(20,029)	(18,659)
Other current assets	(3,519)	(959)
Trade accounts payable	(8,673)	(7,593)
Taxes payable	5,351	7,836
Accruals and other	(884)	(14,143)
Net cash provided by operating activities	151,225	163,785
Cash flows from investing activities:
Proceeds from sale of property, plant and equipment	218	127
Purchase of property, plant and equipment	(28,858)	(35,923)
Acquisitions	(4,329)	(300)
Payments for (Proceeds from) Derivative Instrument, Investing Activities	1,075	(12,811)
Net cash used in investing activities	(31,894)	(48,907)
Cash flows from financing activities:
Proceeds from borrowings	392,560	493,450
Repayments of borrowings	(269,684)	(313,923)
Proceeds from stock option exercises	13,965	17,738
Repurchases of common stock	(249,997)	(247,473)
Excess tax benefits from share - based payment arrangements	11,152	1,278
Proceeds from (Payments for) Other Financing Activities	(680)	(854)
Net cash used in financing activities	(102,684)	(49,784)
Effect of exchange rate changes on cash and cash equivalents	(888)	(1,048)
Net (decrease) increase in cash and cash equivalents	15,759	64,046
Cash and cash equivalents:
Beginning of period	98,887	85,263
End of period	$ 114,646	$ 149,309