Fair Value Assumptions Weighted Average Expected Term

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- Definition

Fair value inputs control discount rate.

+ References

No definition available.

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- Definition

Estimated selling costs to be used to determine the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

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- Definition

Fair value inputs, exercise multiple.

+ References

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- Definition

Marketability discount to be used to determine the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

No definition available.

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- Definition

Fair Value Inputs Weighted Average Control Discount

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No definition available.

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- Definition

Weighted average estimated selling costs to be used to determine the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

No definition available.

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Fair Value Inputs Weighted Average Exercise Multiple

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Weighted average marketability discount to be used to determine the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

No definition available.

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- Definition

Weighted average expected volatility of stock price.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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- Definition

Description of the inputs and valuation technique(s) used to measure fair value.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (bbb)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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Fair value of financial and nonfinancial obligations.

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Valuation Techniques and Unobservable Inputs Applied to Level Three Fair Value Measurements (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended			12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member]	Dec. 31, 2012 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member]	Jun. 30, 2013 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member] Minimum	Dec. 31, 2012 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member] Minimum	Jun. 30, 2013 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member] Maximum	Dec. 31, 2012 Significant Unobservable Inputs (Level 3) Common stock warrant liability [Member] Maximum	Jun. 30, 2013 Real estate owned, net Significant Unobservable Inputs (Level 3) Discontinued Operations	Dec. 31, 2012 Real estate owned, net Significant Unobservable Inputs (Level 3) Discontinued Operations	Dec. 31, 2012 Commercial real estate investments, net Significant Unobservable Inputs (Level 3) Discontinued Operations	Dec. 31, 2012 Commercial real estate investments, net Significant Unobservable Inputs (Level 3) Discontinued Operations Minimum	Dec. 31, 2012 Commercial real estate investments, net Significant Unobservable Inputs (Level 3) Discontinued Operations Maximum	Dec. 31, 2012 Commercial real estate loans Significant Unobservable Inputs (Level 3) Discontinued Operations
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Estimated Fair Value, Assets											$ 95	$ 830				$ 51
Estimated Fair Value, Common stock warrant liability					$ 7,500	$ 2,350
Valuation Technique					Lattice option pricing model	Lattice option pricing model					Market approach	Market approach				Market approach
Marketability discounts											20.00%	20.00%		60.00%	90.00%
Marketability discounts, weighted average											20.00%	20.00%	85.00%
Estimated selling costs											8.00%	8.00%
Control Discount													25.00%
Estimated selling costs, weighted average											8.00%	8.00%
Control Discount rate, weighted average													25.00%
Exercise multiple	2.8	2.8	2.8	2.8	2.8	2.8
Exercise multiple, weighted average					2.8	2.8
Volatility					53.00%	51.00%
Volatility, weighted average	53.00%	49.00%	52.00%	48.80%	53.00%	51.00%
Expected term							5 years 1 month 6 days	7 years 1 month 6 days	5 years 3 months 18 days	7 years 2 months 12 days
Expected term, weighted average					5 years 2 months 12 days	7 years 1 month 6 days