Name:	rexi_AvailabilityUnderFacilitySpecifiedAsPercentageOfNetPresentValueOfFutureManagementFeesToBeEarned
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Data Type:	num:percentItemType
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Debt Instrument, Description of Variable Rate Basis, Term

No definition available.

Name:	rexi_DebtInstrumentDescriptionOfVariableRateBasisTerm
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Data Type:	xbrli:durationItemType
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Effective weighted average interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

No definition available.

Name:	rexi_DebtInstrumentInterestRateEffectivePercentageWeightedAverage
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Floor rate on borrowings such as an interest rate floor or collar.

No definition available.

Name:	rexi_DebtInstrumentVariableRateBasisBorrowingsFloorInterestRate
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Period Type:	duration

Weighted average amount borrowed under the debt instruments during the period.

No definition available.

Name:	rexi_DebtWeightedAverageBorrowing
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of debt outstanding by type or by instrument at that time.

No definition available.

Name:	rexi_DebtWeightedAverageInterestRateDuration
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Data Type:	num:percentItemType
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Represents the line of credit facility commitment fee percentage on outstanding lines of credit.

No definition available.

Name:	rexi_LineOfCreditFacilityCommitmentFeePercentageOnOutstandingLinesOfCredit
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Represents the number of securities pledged.

No definition available.

Name:	rexi_NumberOfSecuritiesPledged
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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Represents the percentage of appraised value of the real estate under maximum borrowing facility under option 1.

No definition available.

Name:	rexi_PercentageOfAppraisedValueOfRealEstateUnderMaximumBorrowingFacilityUnderOptionOne
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Represents the percentage of cash held, if any, in the pledged account under the maximum borrowing facility under option one.

No definition available.

Name:	rexi_PercentageOfCashUnderMaximumBorrowingFacilityUnderOptionOne
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Represents the percentage of cash held, if any, in the pledged account under the maximum borrowing facility under option two.

No definition available.

Name:	rexi_PercentageOfCashUnderMaximumBorrowingFacilityUnderOptionTwo
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Period Type:	duration

Represents the percentage of market value of securities pledged under maximum borrowing facility under option 1.

No definition available.

Name:	rexi_PercentageOfMarketValueOfSecuritiesPledgedUnderMaximumBorrowingFacilityUnderOptionOne
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Represents the percentage of market value of securities pledged under maximum borrowing facility under option 2.

No definition available.

Name:	rexi_PercentageOfMarketValueOfSecuritiesPledgedUnderMaximumBorrowingFacilityUnderOptionTwo
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Floor rate on prime borrowings such as an interest rate floor or collar.

No definition available.

Name:	rexi_PrimeBorrowingsFloorInterestRate
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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The percentage points added to the reference prime rate to compute the variable rate on the debt instrument.

No definition available.

Name:	rexi_PrimeRateBasisSpreadOnVariableRate
Namespace Prefix:	rexi_
Data Type:	num:percentItemType
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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.13,16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
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Period Type:	duration

The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

No definition available.

Name:	us-gaap_DebtInstrumentDescriptionOfVariableRateBasis
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

No definition available.

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Date the credit facility terminates, in CCYY-MM-DD format.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

Name:	us-gaap_LineOfCreditFacilityExpirationDate1
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Data Type:	xbrli:dateItemType
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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

No definition available.