CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
CASH PROVIDED BY OPERATING ACTIVITIES:
Net earnings	$ 183,909	$ 157,513
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	49,363	53,426
Deferred income taxes	1,919	(2,337)
Stock-based compensation arrangements	24,962	24,745
Other, net	(4,020)	(28,007)
Increase (decrease) in cash, net of acquisitions, resulting from changes in:
Accounts receivable	63,266	13,047
Inventories	(5,050)	(30,589)
Prepaid expenses	(2,194)	(4,863)
Other assets	(1,410)	20,391
Accounts payable	(22,166)	11,370
Deferred revenue	5,856	(5,792)
Accrued payroll and other liabilities	3,231	13,712
Accrued income taxes	(35,762)	(6,647)
Pension and other long-term liabilities	13,939	(6,633)
Net cash provided by operating activities	275,843	209,336
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property and equipment, net	(20,665)	(31,834)
Proceeds from sale of business	25,920	0
Business acquisitions, net of cash acquired	(22,166)	0
Payments for (Proceeds from) Other Investing Activities	(15,500)	2,859
Net cash provided (used) by investing activities	(32,411)	(28,975)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayment of long-term debt	0	(97,500)
Repurchase of common stock	(99,957)	0
Dividends paid	(66,451)	(61,776)
Proceeds from shares issued pursuant to stock-based compensation plans	24,184	44,231
Payments Related to Tax Withholding for Share-based Compensation	(14,663)	(9,505)
Other financing activities	(12)	(13)
Net cash used by financing activities	(156,899)	(124,563)
Effect of exchange rate changes on cash	(12,288)	19,814
Net (decrease) increase in cash, cash equivalents and restricted cash	74,245	75,612
Cash, cash equivalents and restricted cash, beginning of year	519,090	361,349
Cash, cash equivalents and restricted cash, end of period	$ 593,335	$ 436,961