Percentage of the class of senior notes acquired by parent.

No definition available.

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Balance Type:	na
Period Type:	instant

- Definition

The dollar amount of the CDO transaction closed by the company to provide financing for commercial real estate loans and commercial mortgage-backed securities.

+ References

No definition available.

+ Details

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Namespace Prefix:	rexi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

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

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

+ Details

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

- Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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- Details

Name:	us-gaap_DebtInstrumentAxis=rexi_SeniorNotesClassEMember
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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_LongtermDebtTypeAxis=rexi_MoselleCLOS.A.SeniorNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=rexi_RCCCRENotes2015Member
Namespace Prefix:
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- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
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SUBSEQUENT EVENTS (Details) (USD $)	12 Months Ended		0 Months Ended		12 Months Ended
SUBSEQUENT EVENTS (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Jan. 13, 2015	Feb. 24, 2015	Dec. 31, 2014	Jan. 23, 2015
Subsequent Event [Line Items]
Reissuance of debt	$ 0	$ 0
Eight Percent Convertible Senior Notes [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Face amount of debt issued			100,000,000
Interest rate			8.00%
Reissuance of debt			97,000,000
Moselle CLO S.A. Senior Notes [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Face amount of debt issued						23,000,000
RCC CRE Notes 2015 [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Face amount of debt issued				282,100,000
Closing transaction amount				346,200,000
Percentage of senior notes acquired by the parent				100.00%
Payments by parent to acquire notes issued by VIE				27,700,000
Basis spread on variable rate				190.00%
Senior Notes Class E [Member] \| RCC CRE Notes 2015 [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Percentage of senior notes acquired by the parent				100.00%
Senior Notes Class E and F [Member] \| RCC CRE Notes 2015 [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Payments by parent to acquire notes issued by VIE				$ 36,300,000
LIBOR [Member]
Subsequent Event [Line Items]
Basis spread on variable rate					300.00%
LIBOR [Member] \| RCC CRE Notes 2015 [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Description of variable rate basis				LIBOR