Fair Value Measurements (Tables)
 3 Months Ended
Sep. 27, 2014
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Assets and liabilities measured at fair value on a recurring basis were as follows:

 
As of September 27, 2014
 
As of June 28, 2014
 
Fair Value
 Measurements Using
 
Total
Balance
 
Fair Value
 Measurements Using
 
Total
Balance
 
Level 1
 
Level 2
 
Level 3
 
 
Level 1
 
Level 2
 
Level 3
 
 
(in thousands)
Assets
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Money market funds (1)
$
891,158

 
$
—

 
$
—

 
$
891,158

 
$
971,868

 
$
—

 
$
—

 
$
971,868

U.S. treasury bills (2)
—

 
75,094

 
—

 
75,094

 
—

 
49,953

 
—

 
49,953

Foreign currency forward contracts (3)
—

 
259

 
—

 
259

 
—

 
316

 
—

 
316

Total Assets
$
891,158

 
$
75,353

 
$
—

 
$
966,511

 
$
971,868

 
$
50,269

 
$
—

 
$
1,022,137

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Liabilities
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Foreign currency forward contracts (4)
$
—

 
$
2,366

 
$
—

 
$
2,366

 
$
—

 
$
438

 
$
—

 
$
438

Contingent Consideration (4)
—

 
—

 
1,000

 
1,000

 
—

 
—

 
3,215

 
3,215

Total Liabilities
$
—

 
$
2,366

 
$
1,000

 
$
3,366

 
$
—

 
$
438

 
$
3,215

 
$
3,653


(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.
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
The tables below present reconciliations for liabilities measured and recorded at fair value on a recurring basis using significant unobservable inputs (Level 3) for the three months ended September 27, 2014 and September 28, 2013:

Fair Value Measured and Recorded Using Significant Unobservable Inputs (Level 3)
 
 
 
 
 
 
 
September 27,
2014
 
September 28,
2013
Contingent Consideration
 
(in thousands)
Beginning balance
 
$
3,215

 
$
8,577

Total gains or losses (realized and unrealized):
 
 
 
 
Included in earnings
 
384

 
208

Payments
 
(2,599
)
 
—

Ending balance
 
$
1,000

 
$
8,785

 
 
 
 
 
Changes in unrealized losses (gains) included in earnings related to liabilities still held as of period end
 
$
384

 
$
208