XML 151 R82.htm IDEA: XBRL DOCUMENT v2.4.0.6

Fair Value Disclosures - Schedule of Additional Information about Assets and Liabilities Measured at Fair Value on Recurring Basis Level 3 Inputs (Parenthetical) (Detail) (Star Asia Special Situations Fund [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
Star Asia Special Situations Fund [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Purchase of Star Asia Special Situations Fund	$ 1,841

X

- Definition

Initial investment in other investment (cost basis).

+ References

No definition available.

+ Details

Name:	ifmi_InitialInvestmentInOtherInvestment
Namespace Prefix:	ifmi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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