CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
CASH PROVIDED BY OPERATING ACTIVITIES:
Net earnings	$ 46,493	$ 98,410
Income items not affecting cash:
Depreciation and amortization	27,778	24,611
Deferred income taxes	(372)	142
Stock-based compensation arrangements	14,381	12,938
Other non-cash items	15,451	(823)
Changes in operating assets and liabilities, net of business acquisitions:
Decrease in accounts receivable	50,711	22,594
Decrease (increase) in inventories	14,995	(44,072)
(Increase) decrease in prepaid expenses	(1,634)	489
(Increase) decrease in other assets	(8,613)	1,610
(Decrease) increase in accounts payable	(44,165)	24,539
(Decrease) increase in deferred revenue	(1,052)	2,303
(Decrease) in accrued payroll and other liabilities	(34,534)	(28,170)
Increase in accrued income taxes	46,617	5,230
Increase of pension & other long term liabilities	565	4,058
Cash provided by operating activities	126,621	123,859
CASH USED BY INVESTING ACTIVITIES:
Additions to property and equipment, net	(20,876)	(30,783)
Proceeds on sale of property and equipment	4,875	30
Cash used by investing activities	(58,446)	(30,753)
CASH USED BY FINANCING ACTIVITIES:
Net proceeds from credit agreement and long-term debt	525,766	0
Repayments of credit agreements and long-term debt	(112,500)	(7,500)
Dividends paid	33,090	30,774
Proceeds from employee stock based compensation plans	6,541	19,636
Excess tax benefits from share-based payment arrangements	1,579	4,041
Other financing activities	10	(8)
Cash provided (used) by financing activities	358,559	(46,031)
Effect of exchange rate changes on cash	3,660	(18,259)
Net increase in cash and cash equivalents	430,394	28,816
Cash and cash equivalents, beginning of period	472,785	531,374
Cash and cash equivalents, end of period	903,179	560,190
Business acquisitions, net of cash acquired	$ 42,445	$ 0