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v3.25.3

Leases - Additional Information (Detail) | 3 Months Ended
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Sep. 30, 2025
Leases [Abstract] |
Lease term expiration month and year | 2034-10

X
- Definition Operating and financing lease expiration date. + References No definition available. + Details
Name: | rlgt_OperatingAndFinancingLeaseExpirationMonthAndYear
Namespace Prefix: | rlgt_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration