Earnings per share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Mar. 31, 2012	Apr. 02, 2011
Numerator:
Net income	$ 147,562	$ 151,031	$ 433,615	$ 430,239
Denominator:
Weighted average common shares for basic earnings per share	145,126,000	152,859,000	148,195,000	152,333,000
Net effect of dilutive stock options and performance share awards	2,119,000	1,752,000	2,277,000	1,839,000
Weighted average common shares for diluted earnings per share	147,245,000	154,611,000	150,472,000	154,172,000
Basic earnings per share	$ 1.02	$ 0.99	$ 2.93	$ 2.82
Diluted earnings per share	$ 1.00	$ 0.98	$ 2.88	$ 2.79
Earnings per share (Textuals) [Abstract]
Antidilutive shares	0	0	238,000	238,000