Note 12 Stock Options Outstanding (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Sep. 27, 2014
$1.50-$7.30
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	1,158
Weighted Average Remaining Contractual Life (Years)	4 years 8 months 10 days
Weighted Average Exercise Price ($)	$ 3.66
Number Exercisable	1,142
Weighted Average Exercise Price ($)	$ 3.62
$7.31-$8.76
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	1,416
Weighted Average Remaining Contractual Life (Years)	7 years 3 months 12 days
Weighted Average Exercise Price ($)	$ 8.57
Number Exercisable	715
Weighted Average Exercise Price ($)	$ 8.60
$8.77-$10.80
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	1,563
Weighted Average Remaining Contractual Life (Years)	5 years 10 months 18 days
Weighted Average Exercise Price ($)	$ 9.37
Number Exercisable	1,293
Weighted Average Exercise Price ($)	$ 9.11
$10.81-$15.76
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	1,561
Weighted Average Remaining Contractual Life (Years)	6 years 4 months 11 days
Weighted Average Exercise Price ($)	$ 12.99
Number Exercisable	1,087
Weighted Average Exercise Price ($)	$ 12.14
$15.77-$21.11
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	620
Weighted Average Remaining Contractual Life (Years)	6 years 9 months 16 days
Weighted Average Exercise Price ($)	$ 16.42
Number Exercisable	446
Weighted Average Exercise Price ($)	$ 16.34
$21.12-$21.41
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	1,204
Weighted Average Remaining Contractual Life (Years)	2 years 8 months 3 days
Weighted Average Exercise Price ($)	$ 21.12
Number Exercisable	1,204
Weighted Average Exercise Price ($)	$ 21.12
$21.42-$53.28
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	659
Weighted Average Remaining Contractual Life (Years)	1 year 8 months 10 days
Weighted Average Exercise Price ($)	$ 28.25
Number Exercisable	652
Weighted Average Exercise Price ($)	$ 28.32
$1.50-$53.28
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number Outstanding	8,181
Weighted Average Remaining Contractual Life (Years)	5 years 3 months 20 days
Weighted Average Exercise Price ($)	$ 12.90
Number Exercisable	6,539
Weighted Average Exercise Price ($)	$ 13.22