External financing (Details) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2013	Jun. 29, 2013
Components of short-term debt
Borrowings due within one year	$ 876,946	$ 838,190
Bank Credit Facilities [Member]
Components of short-term debt
Borrowings due within one year	243,329	177,118
Borrowings Under the Accounts Receivable Securitization Program [Member]
Components of short-term debt
Borrowings due within one year	328,000	360,000
5.875% Notes due March 15, 2014 [Member]
Components of short-term debt
Borrowings due within one year	299,967	299,950
Other Debt Due Within One Year [Member]
Components of short-term debt
Borrowings due within one year	$ 5,650	$ 1,122