Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jun. 28, 2014 Rate	Jun. 29, 2013 Rate	Jun. 28, 2014 Rate	Jun. 29, 2013 Rate
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Income tax expense (benefit)	$ 2,600	$ (260)	$ 3,518	$ 2,766
Effective tax rates	9.60%	(1.10%)	5.50%	4.60%
Interest Rate Swaps [Member]
Derivatives And Fair Value Measurements [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)		$ 2,000