Stock-Based Compensation - Performance Shares (Details) - Performance stock units - shares shares in Millions	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 30, 2012	Jun. 29, 2014	Sep. 27, 2015	Sep. 28, 2014	Sep. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage relative to net sales	25.00%		70.00%	40.00%
Vesting percentage relative to earnings per share	75.00%		30.00%	60.00%
Performance Based Compensation, Shares Awarded as a Percentage of Grants, Peer Group Based		125.00%	150.00%		125.00%
Performance Based Compensation Percentage			225.00%	200.00%
Performance Units
Outstanding and Nonvested, Balance	0.4	0.6	0.7	0.6	0.4
Granted			0.3	0.4	0.4
Vested			(0.3)	(0.3)	(0.2)
Outstanding and Nonvested, Balance			0.7	0.7	0.6