Inventory Finance Receivables and Allowance for Loan Loss (Changes in the Estimated Allowance for Loan Loss) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Sep. 28, 2013	Sep. 30, 2012	Sep. 28, 2013	Sep. 30, 2012
Changes in the Allowance for Loan Losses on Inventory Finance Receivables
Balance at beginning of period	$ 210	$ 196	$ 350	$ 215
Provision for inventory finance credit losses	(1)	(57)	(98)	(76)
Loans charged off, net of recoveries	(3)	0	(46)	0
Balance at end of period	$ 206	$ 139	$ 206	$ 139

Provision charged for the period based on estimated losses to be realized from loan transactions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.11)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 17

-IssueDate 2006-05-01

-Chapter 5

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 11

-Article 9

Name:	us-gaap_ProvisionForLoanLossesExpensed
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration