Commercial Loans Receivables and Allowance for Loan Loss (Inventory Finance Receivables by Class and Credit Quality Indicator) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Sep. 26, 2015	Mar. 28, 2015
Financing Receivable Recorded Investment [Line Items]
Sensitivity Analysis, Change in Prepayment Rate	$ 2,300
Weighted average months to maturity, commercial	8 months	6 months
Direct Inventory Finance [Member]
Risk profile based on payment activity
Financing Receivable, Gross	$ 21,926	$ 15,802
Direct Inventory Finance [Member] | Performing [Member]
Risk profile based on payment activity
Financing Receivable, Gross	21,852	15,728
Direct Inventory Finance [Member] | Watch list [Member]
Risk profile based on payment activity
Financing Receivable, Gross	0	0
Direct Inventory Finance [Member] | Nonperforming [Member]
Risk profile based on payment activity
Financing Receivable, Gross	74	74
Participation Inventory Finance [Member]
Risk profile based on payment activity
Financing Receivable, Gross	1,958	2,352
Participation Inventory Finance [Member] | Performing [Member]
Risk profile based on payment activity
Financing Receivable, Gross	1,958	2,352
Participation Inventory Finance [Member] | Watch list [Member]
Risk profile based on payment activity
Financing Receivable, Gross	0	0
Participation Inventory Finance [Member] | Nonperforming [Member]
Risk profile based on payment activity
Financing Receivable, Gross	$ 0	$ 0