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.