Interim Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net earnings	$ 114,031	$ 107,015
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	16,106	14,854
Amortization	10,556	7,947
Deferred tax provision	(4,758)	(8,058)
Excess tax benefits from share-based payment arrangements	(340)	(4,931)
Share-based compensation	5,954	5,722
Other	1,258	(515)
Increase (decrease) in cash resulting from changes in:
Trade accounts receivable, net	23,645	4,121
Inventories	21,832	(33,628)
Other current assets	2,220	1,229
Trade accounts payable	37,727	(6,874)
Taxes payable	(4,369)	796
Accruals and other	45,097	6,281
Net cash provided by operating activities	112,049	93,553
Cash flows from investing activities:
Proceeds from sale of property, plant and equipment	153	2,302
Purchase of property, plant and equipment	(43,233)	(40,517)
Acquisitions	(1,541)	(15,463)
Other investing activities	0	(882)
Net cash used in investing activities	(44,621)	(54,560)
Cash flows from financing activities:
Proceeds from borrowings	99,813	46,443
Repayments of borrowings	(145,612)	(104,200)
Proceeds from stock option exercises	13,264	6,583
Repurchases of common stock	(135,766)	(114,179)
Excess tax benefits from share - based payment arrangements	340	4,931
Other financing activities	(543)	67
Net cash used in financing activities	(168,504)	(160,355)
Effect of exchange rate changes on cash and cash equivalents	241	2,548
Net (decrease) increase in cash and cash equivalents	(100,835)	(118,814)
Cash and cash equivalents:
Beginning of period	235,601	447,577
End of period	$ 134,766	$ 328,763