Fair Value Measurements (Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis (Details) - USD ($) $ in Thousands	Sep. 28, 2019	Mar. 30, 2019
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Non-marketable equity investments	$ 20,926	$ 20,276
Non Recurring
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	72,546	76,319
Loans held for sale	17,487	11,799
Construction Loan	14,261	12,883
Commercial loans receivable	46,801	43,582
Securitized financings and other	(19,755)	(38,101)
Non-marketable equity investments	20,926	20,276
Level 1 | Non Recurring
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	0	0
Loans held for sale	0	0
Construction Loan	0	0
Commercial loans receivable	0	0
Securitized financings and other	0	0
Non-marketable equity investments	0	0
Level 2 | Non Recurring
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	0	0
Loans held for sale	0	0
Construction Loan	0	0
Commercial loans receivable	0	0
Securitized financings and other	(19,755)	(38,101)
Non-marketable equity investments	0	0
Level 3 | Non Recurring
Summary of Assets and Liabilities Measured at Fair Value for Disclosure
Loans held for investment	72,546	76,319
Loans held for sale	17,487	11,799
Construction Loan	14,261	12,883
Commercial loans receivable	46,801	43,582
Securitized financings and other	0	0
Non-marketable equity investments	$ 20,926	$ 20,276