Interim Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net earnings	$ 386,444	$ 368,360
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation	30,949	29,348
Amortization	42,008	36,877
Deferred tax benefit	(6,990)	(17,963)
Share-based compensation	13,248	13,283
Increase (decrease) in cash resulting from changes in:
Trade accounts receivable, net	49,084	23,096
Inventories	(11,421)	(17,494)
Other current assets	(8,733)	(7,713)
Trade accounts payable	(40,874)	(45,659)
Taxes payable	19,117	16,658
Increase (Decrease) in Other Operating Assets and Liabilities, Net	998	2,948
Net cash provided by operating activities	473,830	401,741
Cash flows from investing activities:
Proceeds from sale of property, plant and equipment	3,046	1,248
Purchase of property, plant and equipment	(57,428)	(71,627)
Acquisitions	(6,242)	(2,004)
Payments for (Proceeds from) Derivative Instrument, Investing Activities	(9,421)	(4,099)
Net cash used in investing activities	(70,045)	(76,482)
Cash flows from financing activities:
Proceeds from borrowings	1,148,360	807,711
Repayments of borrowings	(1,231,191)	(660,795)
Proceeds from stock option exercises	26,194	37,916
Repurchases of common stock	(399,999)	(558,749)
Payment for Contingent Consideration Liability, Financing Activities	0	(10,000)
Proceeds from (Payments for) Other Financing Activities	(800)	1,753
Net cash used in financing activities	(457,436)	(382,164)
Effect of exchange rate changes on cash and cash equivalents	(448)	(671)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	(54,099)	(57,576)
Cash and cash equivalents:
Beginning of period	207,785	178,110
End of period	$ 153,686	$ 120,534