Company-Sponsored Employee Benefit Plans (Fair Value Measurements) (Details) - Retirement Plan - USD ($)	Jul. 02, 2016	Jun. 27, 2015
Defined Benefit Plan Disclosure [Line Items]
Fair value of derivative assets	$ 300,000	$ 1,400,000
Fair value of derivative liabilities	300,000	300,000
Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	103,974,000	24,322,000
U.S. equity
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	722,327,000	725,032,000
Assets measured at NAV	270,501,000
International equity
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	722,655,000	736,362,000
Assets measured at NAV	547,719,000	421,214,000
Corporate bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	631,927,000	572,100,000
U.S. government and agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	179,974,000	183,893,000
Other
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	4,246,000	4,343,000
Derivatives, net
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		1,078,000
High yield and emerging markets fixed income
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	214,735,000	204,175,000
Assets measured at NAV	214,735,000	204,175,000
Unfunded commitments related to investments	0
Maximum withdrawal limitation	$ 2,000,000	$ 2,000,000
Maximum withdrawal limitation, percent of asset value	5.00%	5.00%
U.S. and International equity
Defined Benefit Plan Disclosure [Line Items]
Unfunded commitments related to investments	$ 0
Alternative investments - Hedge fund of funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	309,208,000	$ 335,265,000
Assets measured at NAV	309,208,000	335,265,000
Unfunded commitments related to investments	0
Alternative investments - Real estate funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	162,901,000	163,668,000
Assets measured at NAV	162,108,000	$ 163,668,000
Unfunded commitments related to investments	$ 10,000,000
Nonredeemable portion of investment (as a percent)	20.00%	23.00%
Alternative investments - Private equity funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 63,093,000	$ 52,890,000
Assets measured at NAV	63,093,000	52,890,000
Unfunded commitments related to investments	39,000,000
Total investments at fair value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	3,115,040,000	3,003,128,000
Assets measured at NAV	1,567,364,000	1,177,212,000
Level 1 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	103,974,000	24,322,000
Level 1 | U.S. equity
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	451,826,000	391,322,000
Level 1 | International equity
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	174,936,000	315,148,000
Level 1 | Alternative investments - Real estate funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	793,000
Level 1 | Total investments at fair value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	731,529,000	730,792,000
Level 2 | U.S. equity
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		333,710,000
Level 2 | Corporate bonds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	631,927,000	572,100,000
Level 2 | U.S. government and agency securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	179,974,000	183,893,000
Level 2 | Other
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	4,246,000	4,343,000
Level 2 | Derivatives, net
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		1,078,000
Level 2 | Total investments at fair value
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 816,147,000	$ 1,095,124,000