Debt Obligations (Summarizes Securitized Financings) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 27, 2014		Sep. 27, 2014	Mar. 29, 2014		Dec. 28, 2013	Sep. 28, 2013	Mar. 30, 2013
Acquired Securitized Financings
Securitized financings - contractual amount	$ 77,952			$ 85,251
Purchase Discount
Accretable yield	(14,147)		(15,142)	(15,199)		(17,310)	(18,443)	(19,916)
Non-accretable difference	0	[1]		0	[1]
Total securitized financings, net	$ 63,805			$ 70,052

[1] There is no non-accretable purchase discount as the contractual payments on acquired securitized financing are determined by the cash collections from the underlying loans.