VARIABLE INTEREST ENTITIES INCOME TAXES (Components of Deferred Tax Assets and Liabilities) (Details) RSO (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2012 RSO [Member]	Dec. 31, 2011 RSO [Member]
Deferred tax assets related to:
Investment in securities		$ 118	$ 119
Intangible assets basis difference		2,557	490
Federal, state and local loss carryforwards	23,225	45	17
Capital loss carryforwards		12	0
Partnership investment		34	0
Total deferred tax assets		2,766	626
Valuation allowance		0	0
Total deferred tax assets		2,766	626
Deferred tax liabilities related to:
Unrealized income/loss on investments		(4,286)	(1,188)
Equity investments		(838)	(394)
Basis difference in LEAF Commercial Capital investment		(185)	(3,390)
Subpart F income		(3,067)	(652)
Total deferred tax liabilities		$ (8,376)	$ (5,624)