Accrued Expenses - Schedule of Accrued Expenses (Parenthetical) (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Accrued Expenses
Payables And Accruals [Line Items]
Escheatment liabilities	$ 0.3	$ 0.3
Wellington Transition
Payables And Accruals [Line Items]
Bed taxes	$ 0.7	$ 0.7

Disposal group including discontinued operation escheatment liabilities.

No definition available.

Name:	rhe_DisposalGroupIncludingDiscontinuedOperationEscheatmentLiabilities
Namespace Prefix:	rhe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant