Debt and Finance Lease Obligations (Changes in Accretable Yield on Securitized Financings) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 28, 2019	Dec. 29, 2018
Accretable Yield Movement on Acquired Securitized Financings
Balance at the beginning of the period	$ 0	$ 1,834	$ 491	$ 3,515
Accretion	0	(764)	(577)	(2,341)
Adjustment to cash flows	0	2	86	(106)
Balance at the end of the period	$ 0	$ 1,068	$ 0	$ 1,068