Debt Obligations (Changes in Accretable Yield on Securitized Financings) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 29, 2018	Dec. 30, 2017
Accretable Yield Movement on Acquired Securitized Financings
Balance at the beginning of the period	$ 1,834	$ 5,709	$ 3,515	$ 7,636
Accretion	(764)	(820)	(2,341)	(2,536)
Adjustment to cash flows	(2)	(110)	(106)	(321)
Balance at the end of the period	$ 1,068	$ 4,779	$ 1,068	$ 4,779