Commercial Loans Receivables and Allowance for Loan Loss (Commercial Loans Receivables by Class and Credit Quality Indicator) (Details) - USD ($) $ in Thousands	Apr. 02, 2016	Mar. 28, 2015
Direct Commercial Loans [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	$ 24,392	$ 15,802
Direct Commercial Loans [Member] | Performing Financing Receivable [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	24,392	15,728
Direct Commercial Loans [Member] | Watch List [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	0	0
Direct Commercial Loans [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	0	74
Participation commercial loans receivables [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	1,278	2,352
Participation commercial loans receivables [Member] | Performing Financing Receivable [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	1,278	2,352
Participation commercial loans receivables [Member] | Watch List [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	0	0
Participation commercial loans receivables [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable Recorded Investment [Line Items]
Loans and Leases Receivable, Gross, Commercial	$ 0	$ 0