6. Debt (Details - Debt Outstanding) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 220,641	$ 85,649
Warehouse lines of credit with Fortress Investment Group [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 91,504	23,581
Interest rate	5.50% over one month Libor (Minimum 6.50%)
Maturity date	April 2019
Warehouse lines of credit with Citibank, N.A. [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 73,940	33,258
Interest rate	5.50% over one month Libor (Minimum 6.25%)
Maturity date	August 2017
Warehouse lines of credit with Credit Suisse AG and Ares Agent Services, L.P. [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 31,017	0
Interest rate	6.75% over one month Libor (Minimum 7.75%)
Maturity date	November 2019
Residual interest financing [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 9,042	12,327
Interest rate	11.75% over one month Libor
Maturity date	April 2018
Debt secured by receivables measured at fair value [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 0	1,250
Interest rate	n/a
Maturity date	Repayment is based on payments from underlying receivables. Final payment of the 8.00% loan was made in September 2013. Final residual payment was made in January 2015.
Subordinated renewable notes [Member]
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Debt outstanding	$ 15,138	$ 15,233
Interest rate	Weighted average rate of 9.04% and 10.7% at December 31, 2015 and 2014, respectively
Maturity date	Weighted average maturity of October 2017 and October 2016 at December 31, 2015 and 2014, respectively

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

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

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

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+ 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)(2))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Regulation S-X (SX)
-Number 210
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No definition available.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of all notes and loans payable (with maturities initially 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
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
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-Paragraph 16
-Article 7

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
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