Amount of loan originated during the reporting period.

No definition available.

Name:	ifcn_AmountOfMortgageLoanOriginatedDuringPeriod
Namespace Prefix:	ifcn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Debt Instrument, Extension Term

+ References

No definition available.

+ Details

Name:	ifcn_DebtInstrumentExtensionTerm
Namespace Prefix:	ifcn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Average principal balance of mortgage loans receivable.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansAveragePrincipalBalance
Namespace Prefix:	ifcn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of accrued interest receivable on mortgage loans on real estate.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateAccruedInterestReceivable
Namespace Prefix:	ifcn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of mortgage loans on real estate due to default of non accrual.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateInDefaultNonAccrualNumberOfLoans
Namespace Prefix:	ifcn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

This element represents the number of mortgage loans on real estate in default leads to foreclosure due to exercising enforcement action.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateInDefaultNumberOfLoansLeadsToForeclosure
Namespace Prefix:	ifcn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

This element represents number of mortgage loans on real estate with average principal balance.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateNumberOfLoansAveragePrincipalBalance
Namespace Prefix:	ifcn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

This element represents the number of mortgage loans originated.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateNumberOfLoansOriginated
Namespace Prefix:	ifcn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Mortgage Loans On Real Estate Number Of Loans, Originated Relating to Financing of Sale of REO Assets

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansOnRealEstateNumberOfLoansOriginatedRelatingtoFinancingofSaleofREOAssets
Namespace Prefix:	ifcn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average interest rate on mortgage loans.

+ References

No definition available.

+ Details

Name:	ifcn_MortgageLoansWeightedAverageInterestRate
Namespace Prefix:	ifcn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of loans receivable allowance to principal.

+ References

No definition available.

+ Details

Name:	ifcn_PercentageOfValuationAllowanceOnLoansReceivable
Namespace Prefix:	ifcn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Glossary Loan

-URI http://asc.fasb.org/extlink&oid=6517073

+ Details

Name:	us-gaap_LoansReceivableFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The carrying amount of the outstanding balance due under the mortgage loan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Article 12

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateCarryingAmountOfMortgages
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of the contractual principal due at the origination of the mortgage loan (face amount).

+ References

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateFaceAmountOfMortgages
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The stated interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans.

+ References

+ Details

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

- Details

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

- Definition

Indicates the number of mortgages under each classification.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29.3)

-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Paragraph 3

-Article 12

+ Details

Name:	us-gaap_MortgageLoansOnRealEstateNumberOfLoans
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash inflow from collection of repayments from borrowers on loans that are secured with real estate mortgages and are held with the intention to resell in the near future.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 21

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3461-108585

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

+ Details

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

MORTGAGE INVESTMENTS, LOAN PARTICIPATIONS AND LOAN SALES (Details Textual) (USD $)	9 Months Ended		12 Months Ended
	Sep. 30, 2014 Loan	Sep. 30, 2013 Loan	Dec. 31, 2013 Loan
Mortgage Loans on Real Estate [Line Items]
Mortgage Loans on Real Estate, Interest Rate	12.00%
Mortgage Loans on Real Estate, Carrying Amount of Mortgages	$ 2,900,000
Mortgage Loans on Real Estate, Face Amount of Mortgages	26,948,000	1,100,000
Mortgage Loans On Real Estate Number Of Loans, Originated Relating to Financing of Sale of REO Assets	2	1
Mortgage Loans On Real Estate Number Of Loans, Originated	0
Mortgage Loan Repayments	5,681,000	8,617,000
Amount Of Mortgage Loan Originated During Period	8,400,000	1,100,000
Percentage Of Valuation Allowance On Loans Receivable			59.20%
Mortgage Loans on Real Estate, Number of Loans	8		7
Mortgage Loans On Real Estate In Default Number Of Loans Leads To Foreclosure	4
Loans In Default [Member]
Mortgage Loans on Real Estate [Line Items]
Mortgage Loans On Real Estate Accrued Interest Receivable	311,000		400,000
Mortgage Receivable [Member]
Mortgage Loans on Real Estate [Line Items]
Mortgage Loans Average Principal Balance	3,300,000		4,400,000
Mortgage Loans On Real Estate In Default Non Accrual Number Of Loans			5
Performing Financing Receivable [Member]
Mortgage Loans on Real Estate [Line Items]
Percentage Of Valuation Allowance On Loans Receivable	51.10%		59.20%
Mortgage Loans Average Principal Balance	4,200,000		2,900,000
Mortgage Loans On Real Estate Number Of Loans, Average Principal Balance	2		2
Mortgage Loans Weighted Average Interest Rate	7.00%		12.50%
Mortgage Loans on Real Estate [Member] \| Minimum [Member]
Mortgage Loans on Real Estate [Line Items]
Debt Instrument, Extension Term	2 years
Modified Loan Terms [Member]
Mortgage Loans on Real Estate [Line Items]
Loans Receivable, Fair Value Disclosure	4,000,000
Mortgage Loans on Real Estate, Interest Rate	16.00%
Mortgage Loans on Real Estate, Face Amount of Mortgages	4,000,000
Real Estate Acquired in Satisfaction of Debt [Member]
Mortgage Loans on Real Estate [Line Items]
Mortgage Loans on Real Estate, Face Amount of Mortgages	$ 8,400,000
Mortgage Loans on Real Estate, Number of Loans	1