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Note 12 Stock-Based Compensation (Tables)
9 Months Ended
Jun. 30, 2012
Share-based Compensation [Abstract]  
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
 
Three Months Ended
 
Nine Months Ended
 
June 30,
2012
 
July 2,
2011
 
June 30,
2012
 
July 2,
2011
 
(In thousands)
Cost of sales
$
706

 
$
1,773

 
$
2,596

 
$
3,825

Selling, general and administrative
3,793

 
4,208

 
10,442

 
9,998

Research and development
28

 
75

 
82

 
157

Restructuring

 
914

 

 
914

  Total
$
4,527

 
$
6,970

 
$
13,120

 
$
14,894

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
 
Three Months Ended
 
Nine Months Ended
 
June 30,
2012
 
July 2,
2011
 
June 30,
2012
 
July 2,
2011
 
(In thousands)
Stock options
$
2,452

 
$
5,497

 
$
7,454

 
$
10,908

Restricted stock units
2,075

 
1,473

 
5,666

 
3,986

  Total
$
4,527

 
$
6,970

 
$
13,120

 
$
14,894

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
 
Three Months Ended
 
Nine Months Ended
 
June 30,
2012
 
July 2,
2011
 
June 30,
2012
 
July 2,
2011
Volatility
86.0
%
 
90.6
%
 
85.7
%
 
85.0
%
Risk-free interest rate
0.9
%
 
1.6
%
 
0.9
%
 
1.7
%
Dividend yield
%
 
%
 
%
 
%
Expected life of options (years)
5.0

 
4.0

 
5.0

 
4.7

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
 
Number of
Shares
 
Weighted-
Average
Exercise Price
($)
 
Weighted-
Average
Remaining
Contractual
Term

 
Aggregate
Intrinsic
Value of
In-The-Money
Options
($)
 
(In thousands)
 
 
 
 
 
(In thousands)
Outstanding, October 1, 2011
10,922

 
13.85

 
6.89

 
14,195

Granted
892

 
8.64

 
 
 
 
Exercised/Cancelled/Forfeited/Expired
(208
)
 
12.88

 
 
 
 
Outstanding, December 31, 2011
11,606

 
13.46

 
6.91

 
16,839

Granted
116

 
10.99

 
 
 
 
Exercised/Cancelled/Forfeited/Expired
(480
)
 
8.76

 
 
 
 
Outstanding, March 31, 2012
11,242

 
13.64

 
6.64

 
31,022

Granted
753

 
10.58

 
 
 
 
Exercised/Cancelled/Forfeited/Expired
(258
)
 
17.96

 
 
 
 
Outstanding, June 30, 2012
11,737

 
13.35

 
6.66

 
10,265

Vested and expected to vest, June 30, 2012
10,857

 
13.67

 
6.50

 
9,673

Exercisable, June 30, 2012
7,626

 
15.50

 
5.61

 
7,501

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
 
Number of
Shares
 
Weighted-
Average Grant Date
Fair Value
($)
 
Weighted-
Average
Remaining
Contractual
Term

 
Aggregate
Intrinsic
Value
($)
 
(In thousands)
 
 
 
 
 
(In thousands)
Outstanding, October 1, 2011
1,838

 
11.42

 
1.63

 
14,249

Granted
610

 
8.69

 
 
 
 
Vested/Cancelled
(235
)
 
11.39

 
 
 
 
Outstanding, December 31, 2011
2,213

 
10.67

 
1.79

 
19,119

Granted
175

 
11.44

 
 
 
 
Vested/Cancelled
(86
)
 
13.84

 
 
 
 
Outstanding, March 31, 2012
2,302

 
10.61

 
1.55

 
26,519

Granted
5

 
7.20

 
 
 
 
Vested/Cancelled
(20
)
 
12.07

 
 
 
 
Outstanding, June 30, 2012
2,287

 
10.59

 
1.32

 
16,470

Expected to vest, June 30, 2012
1,830

 
10.59

 
1.32

 
13,176