Note 11 Share-Based Compensation Arrangements (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 02, 2016	Dec. 27, 2014
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	$ 4,052	$ 5,717
Stock options
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	1,240	3,203
Restricted stock units
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	2,812	2,514
Cost of sales
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	1,405	1,576
Selling, general and administrative
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	2,566	4,103
Research and development
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	$ 81	$ 38