Company-Sponsored Employee Benefit Plans (Estimated Future Benefit Payments) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2013
Pension Benefits [Member]
Estimated future benefit payment in year one	$ 86,447
Estimated future benefit payment in year two	95,024
Estimated future benefit payment in year three	104,529
Estimated future benefit payment in year four	115,629
Estimated future benefit payment in year five	126,202
Estimated future benefit payment after year five	786,838
Other Postretirement Plans [Member]
Estimated future benefit payment in year one	390
Estimated future benefit payment in year two	775
Estimated future benefit payment in year three	1,075
Estimated future benefit payment in year four	1,271
Estimated future benefit payment in year five	1,404
Estimated future benefit payment after year five	$ 7,123