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Stock-Based Compensation (Tables)
 6 Months Ended
Dec. 28, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
The following table shows total stock-based compensation expense by type of award, and the resulting tax effect, included in the Condensed Consolidated Statements of Income for the three and six months ended December 28, 2013 and December 29, 2012:


Three Months Ended

December 28, 2013

December 29, 2012

Stock Options

Restricted Stock Units

Employee Stock Purchase Plan

Total

Stock Options

Restricted Stock Units

Employee Stock Purchase Plan

Total

(in thousands)
Cost of goods sold
$
438


$
2,395


$
533


$
3,366


$
477


$
2,572


$
634


$
3,683

Research and development
2,616


8,728


1,153


12,497


2,288


8,401


1,451


12,140

Selling, general and administrative
1,476


4,996


534


7,006


1,286


5,152


584


7,022

Pre-tax stock-based compensation expense
$
4,530


$
16,119


$
2,220


$
22,869


$
4,051


$
16,125


$
2,669


$
22,845

Less: income tax effect






3,749








3,938

Net stock-based compensation expense








$
19,120








$
18,907


 
Six Months Ended
 
December 28, 2013
 
December 29, 2012
 
Stock Options
 
Restricted Stock Units
 
Employee Stock Purchase Plan
 
Total
 
Stock Options
 
Restricted Stock Units
 
Employee Stock Purchase Plan
 
Total
 
(in thousands)
Cost of goods sold
$
787

 
$
4,313

 
$
1,008

 
$
6,108

 
$
875

 
$
4,743

 
$
1,053

 
$
6,671

Research and development
4,452

 
15,168

 
2,475

 
22,095

 
4,117

 
17,611

 
2,735

 
24,463

Selling, general and administrative
2,740

 
9,523

 
1,143

 
13,406

 
2,841

 
10,271

 
1,096

 
14,208

Pre-tax stock-based compensation expense
$
7,979

 
$
29,004

 
$
4,626

 
$
41,609

 
$
7,833

 
$
32,625

 
$
4,884

 
$
45,342

Less: income tax effect
 
 
 
 
 
 
6,478

 
 
 
 
 
 
 
8,770

Net stock-based compensation expense
 
 
 
 
 
 
$
35,131

 
 
 
 
 
 
 
$
36,572
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
The fair value of options granted to employees has been estimated at the date of grant using the Black-Scholes option valuation model and the following weighted-average assumptions:

 
Stock Options (1)
 
Three Months Ended
 
Six Months Ended
 
December 28,
2013
 
December 29,
2012
 
December 28,
2013
 
December 29,
2012
Expected holding period (in years)
5.0

 
5.1

 
5.3

 
5.4

Risk-free interest rate
1.5
%
 
0.7
%
 
1.4
%
 
0.7
%
Expected stock price volatility
34.1
%
 
37.6
%
 
34.9
%
 
37.8
%
Dividend yield
3.7
%
 
3.6
%
 
3.2
%
 
3.3
%
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]
The following table summarizes outstanding, exercisable and vested and expected to vest stock options as of December 28, 2013 and their activity for the six months ended December 28, 2013:

 
Number of
Shares 
 
Weighted Average Exercise Price
 
Weighted Average Remaining Contractual Term (in Years)
 
Aggregate Intrinsic Value (1)
Balance at June 29, 2013
20,081,339

 
$
26.00

 
 
 
 
Options Granted
2,671,444

 
27.11

 
 
 
 
Volterra substitute options granted
673,185

 
22.26

 
 
 
 
Options Exercised
(739,949
)
 
16.21

 
 
 
 
Options Cancelled
(2,365,894
)
 
32.51

 
 
 
 
Balance at December 28, 2013
20,320,125

 
$
25.62

 
3.7
 
$
96,469,224

Exercisable, December 28, 2013
9,202,394

 
$
27.62

 
1.9
 
$
51,039,289

Vested and expected to vest, December 28, 2013
18,917,227

 
$
25.59

 
3.6
 
$
93,908,211

 
(1)
Aggregate intrinsic value represents the difference between the exercise price and the closing price per share of the Company’s common stock on December 27, 2013, the last business day preceding the fiscal quarter-end, multiplied by the number of options outstanding, exercisable or vested and expected to vest as of December 28, 2013.
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]
The following table summarizes outstanding and expected to vest RSUs as of December 28, 2013 and their activity during the six months ended December 28, 2013:

 
Number of
Shares 
 
Weighted Average
Remaining
Contractual Term
(in Years) 
 
Aggregate Intrinsic
Value (1) 
Balance at June 29, 2013
7,965,532

 
 
 
 
Restricted stock units granted
2,529,831

 
 
 
 
Volterra substitute restricted stock units granted
418,955

 
 
 
 
Restricted stock units released
(1,411,774
)
 
 
 
 
Restricted stock units cancelled
(459,152
)
 
 
 
 
Balance at December 28, 2013
9,043,392

 
2.9
 
$
259,214,755

Outstanding and expected to vest, December 28, 2013
8,080,689

 
2.8
 
$
225,693,652

(1)
Aggregate intrinsic value for RSUs represents the closing price per share of the Company’s common stock on December 27, 2013, the last business day preceding the fiscal quarter-end, multiplied by the number of RSUs outstanding or expected to vest as of December 28, 2013.
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]
The fair value of ESPP granted to employees has been estimated at the date of grant using the Black-Scholes option valuation model and the following weighted-average assumptions:

 
ESPP
 
Three Months Ended
 
Six Months Ended
 
December 28,
2013
 
December 29,
2012
 
December 28,
2013
 
December 29,
2012
Expected holding period (in years)
0.5

 
0.5

 
0.5

 
0.5

Risk-free interest rate
0.1
%
 
0.1
%
 
0.1
%
 
0.1
%
Expected stock price volatility
21.7
%
 
26.1
%
 
21.7
%
 
26.1
%
Dividend yield
3.7
%
 
3.6
%
 
3.7
%
 
3.6
%