Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Cash flows from operating activities:
Net income	$ 95,651	$ 152,849
Adjustment to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	58,945	55,504
Stock-based compensation costs	23,958	22,802
Impairment of cost-method investments	2,254	206
Changes in fair value of business combination contingent consideration		10,076
Changes in operating assets and liabilities, net of effect of acquisitions:
Accounts receivable	(26,145)	(7,080)
Inventories	(20,760)	(36,104)
Prepaid expenses, net deferred income taxes and other current assets	(2,858)	(15,197)
Accounts payable, accrued expenses and other	95,489	23,086
Net cash provided by operating activities	226,534	206,142
Cash flows from investing activities:
Purchases of property, plant and equipment	(32,000)	(29,247)
Patent registration costs	(4,624)	(4,603)
Business acquisitions, net of cash acquired		(3,184)
Investment in cost-method investments	(3,725)	(3,867)
Proceeds (payments) on maturity of foreign currency contracts	(3,330)	8,209
Net cash used in investing activities	(43,679)	(32,692)
Cash flows from financing activities:
Proceeds from issuance of common stock, net	6,587	9,816
Purchases of treasury stock	(8,541)
Proceeds from borrowings, net of borrowing costs	50,000	75,000
Repayment of borrowings	(110,000)	(80,000)
Dividend paid	(99,553)	(92,865)
Net cash used in financing activities	(161,507)	(88,049)
Effect of exchange rate changes on cash	15,616	(28,689)
Net increaase (decrease) in cash and cash equivalents	36,964	56,712
Cash and cash equivalents at beginning of period	821,935	731,434
Cash and cash equivalents at end of period	858,899	788,146
Supplemental disclosure of cash flow information:
Income taxes paid, net of refunds	51,456	60,282
Interest paid	15,155	13,098
Fair value of assets acquired, excluding cash		4,519
Liabilities assumed		(76)
Goodwill on acquisition		(2,095)
Deferred payments		836
Total cash component of purchase price		$ 3,184