Commercial Loans Receivables and Allowance for Loan Loss (Concentrations of Inventory Finance Receivables) (Details) - USD ($) $ in Thousands	Jun. 27, 2015	Mar. 28, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Consumer	$ 98,414	$ 98,654
Texas [Member]
Geographic Concentration of Inventory Finance Receivables in Key States
Inventory finance receivables concentrations	38.10%	42.40%
ARIZONA
Geographic Concentration of Inventory Finance Receivables in Key States
Inventory finance receivables concentrations	12.80%	10.40%
Consumer Loans Held for Investment, Unsecuritized [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Consumer	$ 14,992
Non Conforming Mortgages Range Four [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Consumer	319
Non Conforming Mortgages Range Four [Member] | Consumer Loans Held for Investment, Unsecuritized [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross, Carrying Amount, Consumer	$ 319