XML 91 R67.htm IDEA: XBRL DOCUMENT v3.21.2

Valuation and Qualifying Accounts - Schedule of Valuation and Qualifying Accounts Disclosure (Parenthetical) (Details) $ in Millions	12 Months Ended
	May 29, 2021 USD ($)
PMT
Valuation and Qualifying Accounts Disclosure [Line Items]
Inventory write-down	$ 0.6
Canvys
Valuation and Qualifying Accounts Disclosure [Line Items]
Inventory write-down	0.1
Healthcare
Valuation and Qualifying Accounts Disclosure [Line Items]
Inventory write-down	$ 0.4

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	srt_ValuationAndQualifyingAccountsDisclosureLineItems
Namespace Prefix:	srt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=116847112&loc=d3e4542-108314

+ Details

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

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=rell_PMTMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=rell_CanvysMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=rell_HealthcareSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: