Debt Obligations Changes in Accretable Yield on Securitized Financings (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Debt Disclosure [Abstract]
Balance at beginning of the period	$ 3,515	$ 7,636
Additions	0	0
Accretion	2,830	3,336
Adjustment to cash flows	194	785
Balance at the end of the period	$ 491	$ 3,515