Equity Investment in Affiliate - Balance Sheet (Details) - Micro Bird Holdings, Inc. - USD ($) $ in Thousands	Oct. 03, 2015	Sep. 27, 2014
Schedule of Equity Method Investments [Line Items]
Current assets	$ 18,239	$ 29,568
Non-current assets	9,412	11,166
Total assets	27,651	40,734
Current liabilities	9,248	22,787
Non-current liabilities	233	75
Total liabilities	9,481	22,862
Net assets	$ 18,170	$ 17,872