Commercial Loans Receivables and Allowance for Loan Loss (Inventory Finance Receivables by Class and Credit Quality Indicator) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 27, 2015	Jun. 28, 2014	Mar. 28, 2015
Financing Receivable Recorded Investment [Line Items]
Sensitivity Analysis, Change in Prepayment Rate	$ 2,300
Weighted average months to maturity, commercial	7 months	6 months
Direct Inventory Finance [Member]
Risk profile based on payment activity
Financing Receivable, Gross	$ 20,490		$ 15,802
Direct Inventory Finance [Member] | Performing [Member]
Risk profile based on payment activity
Financing Receivable, Gross	20,416		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	2,167		2,352
Participation Inventory Finance [Member] | Performing [Member]
Risk profile based on payment activity
Financing Receivable, Gross	2,167		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