Fair Value Measurements (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Sep. 27, 2014
Jun. 28, 2014
Sep. 28, 2013
Jun. 29, 2013
Sep. 27, 2014
Fair Value, Measurements, Nonrecurring [Member]
Sep. 27, 2014
Fair Value, Measurements, Recurring [Member]
Sep. 28, 2013
Fair Value, Measurements, Recurring [Member]
Sep. 27, 2014
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Jun. 28, 2014
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 27, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Jun. 28, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Sep. 27, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Jun. 28, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Sep. 27, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Jun. 28, 2014
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Sep. 27, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Jun. 28, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 27, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Jun. 28, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Sep. 27, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Jun. 28, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Sep. 27, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Jun. 28, 2014
Money Market Funds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Sep. 27, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Jun. 28, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 27, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Jun. 28, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Sep. 27, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Jun. 28, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Sep. 27, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Jun. 28, 2014
US Treasury Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Sep. 27, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Jun. 28, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 27, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Jun. 28, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Sep. 27, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Jun. 28, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Sep. 27, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Jun. 28, 2014
Foreign Exchange Forward [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Sep. 27, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Jun. 28, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Sep. 27, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Jun. 28, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 1 [Member]
Sep. 27, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Jun. 28, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 2 [Member]
Sep. 27, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Jun. 28, 2014
Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value Measurements Using Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                                                                              
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis         $ 0                                                                                    
Cash and cash equivalents 1,243,883 1,322,472 1,009,547 1,174,986                       891,158 [1] 971,868 [1] 891,158 [1] 971,868 [1] 0 [1] 0 [1] 0 [1] 0 [1]                                                
Government agency securities 75,094 49,953                                           75,094 [2] 49,953 [2] 0 [2] 0 [2] 75,094 [2] 49,953 [2] 0 [2] 0 [2]                                
Foreign currency forward contracts                                                               259 [3] 316 [3] 0 [3] 0 [3] 259 [3] 316 [3] 0 [3] 0 [3]                
Total Assets               966,511 1,022,137 891,158 971,868 75,353 50,269 0 0                                                                
Foreign currency forward contracts                                                               2,366 [4] 438 [4] 0 [4] 0 [4] 2,366 [4] 438 [4] 0 [4] 0 [4]                
Contingent Consideration                                                                               1,000 [4] 3,215 [4] 0 [4] 0 [4] 0 [4] 0 [4] 1,000 [4] 3,215 [4]
Total Liabilities               3,366 3,653 0 0 2,366 438 1,000 3,215                                                                
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value           3,215 8,577                                                                                
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales           384 208                                                                                
Business acquisition,cash paid for contingent consideration           (2,599) 0                                                                                
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value           1,000 8,785                                                                                
Fair Value, Assets Measured on Recurring Basis, Change in Unrealized Gain (Loss) Included in Other Income           $ 384 $ 208                                                                                
[1] Included in Cash and cash equivalents in the accompanying Condensed Consolidated Balance Sheets.
[2] Included in Short-term investments in the accompanying Condensed Consolidated Balance Sheets.
[3] Included in Other current assets in the accompanying Condensed Consolidated Balance Sheets.
[4] Included in Accrued expenses in the accompanying Condensed Consolidated Balance Sheets.