This element represents that, the amount of legacy asset fees paid during the reporting period.

No definition available.

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

- Definition

Line of Credit Facility, Automatic Extension Period

+ References

No definition available.

+ Details

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

- Definition

Line of Credit Facility, Non Renewal Notice Period (in days)

+ References

No definition available.

+ Details

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

- Definition

Percentage of Carrying Value Used to Calculate Legacy Assets Performance Fee

+ References

No definition available.

+ Details

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Namespace Prefix:	ifcn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Proceeds from Financing of Investment in Joint Venture

+ References

No definition available.

+ Details

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

- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(5))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.15(a))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

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 210.5-02.22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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 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 fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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

- Definition

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.

+ References

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

+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ 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=66902209&loc=d3e3255-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

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

- Definition

A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07.2(a),(b),(c),(d))
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-Section 45
-Paragraph 3
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-URI http://asc.fasb.org/extlink&oid=6488370&loc=d3e13550-115849

+ Details

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

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- Details

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- Details

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Balance Type:
Period Type:

- Details

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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=ifcn_NonRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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- Details

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- Details

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- Details

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RELATED PARTY TRANSACTIONS AND COMMITMENTS - Other Agreements (Details) - USD ($)		12 Months Ended
	Jul. 24, 2014	Dec. 31, 2016	Dec. 31, 2015
Related Party Transaction [Line Items]
Syndicated financing of investment		$ (611,000)	$ 1,650,000
Legal and other professional fees		4,364,000	4,395,000
SRE Monarch [Member]
Related Party Transaction [Line Items]
Automatic extension period	2 years
Non-renewal notice period	270 days
Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Maximum borrowing capacity		700,000
Proceeds from line of credit		400,000
Maturity Date Greater than 2 years [Member] \| SRE Monarch [Member]
Related Party Transaction [Line Items]
Commitment fee percentage	1.50%
Maturity Date Less than 2 Years [Member] \| SRE Monarch [Member]
Related Party Transaction [Line Items]
Commitment fee percentage	1.00%
Non-Revolving Credit Facility [Member] \| SRE Monarch Lending [Member]
Related Party Transaction [Line Items]
Debt fee		0	$ 50,000
Stated rate (percentage)			16.00%
Utah JV [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		1,700,000
Legal and other professional fees		900,000	$ 700,000
Legal and other professional fees payable		200,000	200,000
Related Parties [Member] \| Utah JV [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		1,400,000
Related Parties [Member] \| Utah JV [Member] \| Director [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		1,100,000
Related Parties [Member] \| Utah JV [Member] \| Board of Directors [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		200,000
Related Parties [Member] \| Utah JV [Member] \| Law Firm [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		100,000
Unrelated Party [Member] \| Utah JV [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment		$ 300,000
Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Percentage of Carrying Value Used to Calculate Legacy Assets Performance Fee		110.00%
Legacy fees		$ 35,000	$ 100,000
Minimum [Member] \| Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Stated rate (percentage)		5.50%
Maximum [Member] \| Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Stated rate (percentage)		8.00%