Note 11 Share-Based Compensation Arrangements (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 01, 2017	Jul. 02, 2016	Jul. 01, 2017	Jul. 02, 2016
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	$ 7,289	$ 5,422	$ 26,908	$ 17,959
Stock options
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	362	790	1,292	3,273
Restricted stock units, including performance based awards
Allocation of Recognized Period Costs [Line Items]
Share-based Compensation	6,927	4,632	25,616	14,686
Cost of sales
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	1,879	1,542	6,778	4,879
Selling, general and administrative
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	5,276	3,669	19,492	12,657
Research and development
Allocation of Recognized Period Costs [Line Items]
Allocated Share-based Compensation Expense	$ 134	$ 211	$ 638	$ 423