CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Adjustments to reconcile net earnings to net cash provided by operating activities:
Net earnings	$ 76,681	$ 107,866
Depreciation and amortization	47,750	48,915
Stock-based compensation	20,887	17,278
Gain (Loss) on Disposition of Assets	3,585	0
Minority interest Impairment Charges	4,803	0
Deferred income taxes	(513)	2,187
Other, net	3,218	(3,620)
Increase (decrease) in cash, net of acquisitions, resulting from changes in:
Accounts receivable	11,263	(19,128)
Inventories	(46,764)	(23,604)
Prepaid expenses and other current assets	1,596	(11,487)
Other assets	5,679	3,612
Accounts payable	(10,480)	26,446
Deferred revenue	1,898	1,863
Accrued payroll and other liabilities	(8,207)	(13,273)
Accrued income taxes	12,116	(7,885)
Other long-term liabilities	(9,497)	(5,869)
Net cash provided by operating activities	114,015	123,301
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property and equipment, net	(27,242)	(17,781)
Proceeds from sale of assets	0	2,973
Business acquisitions, net of cash acquired	0	(602,456)
Minority interest and other investments	304	(5,000)
Net cash used in investing activities	(26,938)	(622,264)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from credit facility and long-term debt, including current portion	175,000	723,054
Repayments of credit facility	6,135	378,095
Repurchase of common stock	(150,000)	(49,996)
Dividends paid	(45,006)	(46,064)
Proceeds from shares issued pursuant to stock-based compensation plans	7,309	17,350
Payment, Tax Withholding, Share-based Payment Arrangement	(10,071)	(10,346)
Other financing activities	0	(522)
Net cash (used in) provided by financing activities	(28,903)	255,381
Effect of exchange rate changes on cash and cash equivalents	(9,808)	323
Net increase (decrease) in cash and cash equivalents	48,366	(243,259)
Cash, cash equivalents and restricted cash, beginning of year	284,592	512,144
Cash, cash equivalents and restricted cash, end of period	$ 332,958	$ 268,885