Derivative Financial Instruments (Details) (Not Designated as Hedging Instrument [Member], Cross Currency Interest Rate Contract [Member])	12 Months Ended
	Sep. 27, 2014 USD ($)	Sep. 28, 2013 USD ($)	Sep. 29, 2012 USD ($)	Sep. 27, 2014 CAD
Other Derivatives
Period of derivative	1 year
Notional amount				90,000,000
Variable interest rate basis payable	Three month Canadian Bankers Acceptance rate
Variable interest rate basis receivable	Three month U.S. Libor rate
Additional interest expense	$ 1,300,000	$ 1,700,000	$ 1,800,000