Shareholders' equity (Details) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Mar. 31, 2012	Apr. 02, 2011
Comprehensive income
Net income	$ 147,562,000	$ 151,031,000	$ 433,615,000	$ 430,239,000
Foreign currency translation adjustments	68,792,000	138,124,000	(213,677,000)	271,677,000
Total comprehensive income	216,354,000	289,155,000	219,938,000	701,916,000
Shareholders' equity (Textuals) [Abstract]
Authorized repurchase of common stock under Share Repurchase Program			500,000,000
Shares repurchased during period			8,770,000
Average market price per shares repurchased during period			$ 28.35
Cost of repurchase			$ 248,840,000