XML 38 R36.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Lease Obligations Other Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 6 Months Ended
--- | ---
Nov. 29, 2014 | Nov. 30, 2013
Commitments and Contingencies Disclosure [Line Items] |  |
Rent expense from continuing operations during the first six months of fiscal 2015 | $ 0.8 us-gaap_OperatingLeasesRentExpenseNet | $ 0.8 us-gaap_OperatingLeasesRentExpenseNet

X
- Details
Name: | rell_CommitmentsAndContingenciesDisclosureLineItems
Namespace Prefix: | rell_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
Name: | us-gaap_OperatingLeasesRentExpenseNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration