VARIABLE INTEREST ENTITIES RELATED PARTY TRANSACTIONS (Relationship with LEAF Financial) (Details) RSO (USD $)	12 Months Ended			1 Months Ended	12 Months Ended			0 Months Ended					12 Months Ended	15 Months Ended			0 Months Ended	12 Months Ended			0 Months Ended	12 Months Ended		0 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	May 31, 2013 RSO [Member]	Dec. 31, 2013 RSO [Member]	Dec. 31, 2012 RSO [Member]	Dec. 31, 2011 RSO [Member]	Jan. 11, 2013 RSO [Member] Lease Equity Appreciation Fund II [Member]	Feb. 15, 2012 RSO [Member] Lease Equity Appreciation Fund II [Member]	Sep. 03, 2011 RSO [Member] Lease Equity Appreciation Fund II [Member]	Jun. 03, 2011 RSO [Member] Lease Equity Appreciation Fund II [Member]	Mar. 05, 2010 RSO [Member] Lease Equity Appreciation Fund II [Member]	Mar. 05, 2011 RSO [Member] Lease Equity Appreciation Fund II [Member]	Jun. 01, 2011 RSO [Member] Lease Equity Appreciation Fund II [Member]	Dec. 31, 2013 RSO [Member] Lease Equity Appreciation Fund II [Member]	Dec. 31, 2012 RSO [Member] Lease Equity Appreciation Fund II [Member]	Nov. 16, 2011 Series B Preferred Stock [Member] RSO [Member]	Dec. 31, 2013 LEAF [Member] RSO [Member]	Dec. 31, 2012 LEAF [Member] RSO [Member]	Dec. 31, 2011 LEAF [Member] RSO [Member]	Nov. 16, 2011 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] RSO [Member]	Dec. 31, 2013 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] RSO [Member]	Dec. 31, 2012 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] RSO [Member]	Nov. 16, 2011 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] Series A Preferred Stock [Member] RSO [Member]	Nov. 16, 2011 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] Series B Preferred Stock [Member] RSO [Member]	Nov. 16, 2011 Variable Interest Entity, Not Primary Beneficiary [Member] LEAF [Member] Series D Preferred Stock [Member] RSO [Member]
Related Party Transaction [Line Items]
Revolving credit facility, maximum borrowing capacity												$ 8,000,000.0
Line of credit facility, term (in years)													1 year
Line of credit facility, interest rate during period (in hundredths)											10.00%		12.00%	12.00%
Origination fee with establishment of line of credit facility (in hundredths)												1.00%
Line of credit facility, extension fee percentage (in hundredths)								1.00%	1.00%	1.00%
Line of credit facility, amount outstanding															5,700,000	6,800,000
Shares received in equity method transaction (in shares)																								31,341	4,872	2,364
Preferred stock, coupon authorized (in hundredths)																	8.00%
Ownership percentage in VIE				68.30%																	26.70%	27.50%
Equity in earnings (losses) of unconsolidated entities	5,389,000	4,083,000	9,507,000		949,000	(2,709,000)	112,000											183,000	3,300,000	0
Investments in unconsolidated entities					$ 74,438,000	$ 45,413,000															$ 36,300,000	$ 41,000,000	$ 33,100,000