Commercial Loans Receivables and Allowance for Loan Loss (Concentrations of Commerical Loans Receivables) (Details)	Apr. 03, 2021	Mar. 28, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk percentage	10.00%	10.00%
Concentration with affiliates	18.00%	21.00%
ARIZONA
Accounts, Notes, Loans and Financing Receivable [Line Items]
Geographic concentration	13.00%
CALIFORNIA
Accounts, Notes, Loans and Financing Receivable [Line Items]
Geographic concentration		11.00%