Fair Value Measurements (Assets and Liabilities Measured at Fair Value) (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Mar. 30, 2019
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	$ 68,503	$ 76,319
Loans held for sale	15,492	11,799
Construction Advances	13,400	12,883
Commercial loans receivable	46,819	43,582
Securitized financings and other	(15,592)	(38,101)
Non-marketable equity investments	21,536	20,276
Level 1
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	0	0
Loans held for sale	0	0
Construction Advances	0	0
Commercial loans receivable	0	0
Securitized financings and other	0	0
Non-marketable equity investments	0	0
Level 2
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	0	0
Loans held for sale	0	0
Construction Advances	0	0
Commercial loans receivable	0	0
Securitized financings and other	(15,592)	(38,101)
Non-marketable equity investments	0	0
Level 3
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	68,503	76,319
Loans held for sale	15,492	11,799
Construction Advances	13,400	12,883
Commercial loans receivable	46,819	43,582
Securitized financings and other	0	0
Non-marketable equity investments	$ 21,536	$ 20,276