Equity-Based Compensation (Schedule of Compensation Cost By Award Type) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost	$ 3,271	$ 5,074	$ 7,189
Stock Appreciation Rights (SARs)
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost	2,482	4,955	6,751
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost	755	0	0
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award
Compensation cost	$ 34	$ 119	$ 438