Earnings per share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jul. 02, 2016	Jun. 27, 2015	Jun. 28, 2014
Numerator:
Net income	$ 506,531	$ 571,913	$ 545,604
Denominator:
Weighted average common shares for basic earnings per share	130,858,000	136,688,000	137,991,000
Net effect of dilutive stock option, restricted stock units and performance share units	2,315,000	2,103,000	2,128,000
Weighted average common shares for diluted earnings per share	133,173,000	138,791,000	140,119,000
Basic earnings per share	$ 3.87	$ 4.18	$ 3.95
Diluted earnings per share	$ 3.80	$ 4.12	$ 3.89
Stock options excluded from earnings per share calculation due to antidilutive effect	378,000

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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