Debt Obligations (Summarizes Securitized Financings) (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Oct. 01, 2016	Apr. 02, 2016	Dec. 26, 2015	Sep. 26, 2015	Mar. 28, 2015
Acquired Securitized Financings
Securitized financings - contractual amount		$ 59,824		$ 68,673
Purchase Discount
Accretable yield		(8,756)	$ (9,790)	(12,333)	$ (12,967)	$ (13,993)	$ (12,128)
Non-accretable difference	[1]	0		0
Total securitized financings, net		$ 51,068		$ 56,340

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