RESTATEMENT (Restatement - Statement of Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2012 As Previously Reported [Member]	Dec. 31, 2011 As Previously Reported [Member]	Sep. 30, 2012 As Previously Reported [Member]	Jun. 30, 2012 As Previously Reported [Member]	Sep. 30, 2012 As Previously Reported [Member]	Sep. 30, 2012 Restatement Adjustments - RSO [Member]	Sep. 30, 2012 Restatement Adjustments - RSO [Member]	Sep. 30, 2012 Restatement Adjustment - Intercompany Elimination [Member]	Sep. 30, 2012 Restatement Adjustment - Intercompany Elimination [Member]	Sep. 30, 2013 Consolidated Entity Excluding RSO [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member]	Sep. 30, 2013 Consolidated Entity Excluding RSO [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] As Previously Reported [Member]	Dec. 31, 2011 Consolidated Entity Excluding RSO [Member] As Previously Reported [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] As Previously Reported [Member]	Jun. 30, 2012 Consolidated Entity Excluding RSO [Member] As Previously Reported [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] As Previously Reported [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] Restatement Adjustments - RSO [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] Restatement Adjustments - RSO [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] Restatement Adjustment - Intercompany Elimination [Member]	Sep. 30, 2012 Consolidated Entity Excluding RSO [Member] Restatement Adjustment - Intercompany Elimination [Member]	Sep. 30, 2013 VIE - RSO [Member]	Sep. 30, 2012 VIE - RSO [Member]	Sep. 30, 2013 VIE - RSO [Member]	Sep. 30, 2012 VIE - RSO [Member]	Sep. 30, 2012 VIE - RSO [Member] Restatement Adjustments - RSO [Member]	Sep. 30, 2012 VIE - RSO [Member] Restatement Adjustments - RSO [Member]	Sep. 30, 2012 VIE - RSO [Member] Restatement Adjustment - Intercompany Elimination [Member]	Sep. 30, 2012 VIE - RSO [Member] Restatement Adjustment - Intercompany Elimination [Member]
Net income	$ 27,190	$ 15,614	$ 49,468	$ 73,424	$ (2,314)	$ 563	$ 25,619	$ 28,496	$ 26,182	$ 18,460	$ 49,391	$ (532)	$ (1,586)			$ 49,468	$ 73,424			$ 25,619						$ (1,586)						$ 49,391
Unrealized gains (losses) on investment securities available-for-sale														(97)	(42)	(433)	(74)	845	985	378	518	1,363		0	(887)	(452)	1,723	6,820	11,644	15,216	6,820	15,216	0	0
Less: reclassification for losses realized, net of tax														0	(1)	131	45	(1)	0	45	46	45	0	0	0	0
Other comprehensive income (loss), available-for-sale securities adjustment, net of tax														(97)	(43)	(302)	(29)	844	985	423	564	1,408	0	0	(887)	(452)
Minimum pension liability adjustments, net of tax															(289)		(289)	(289)	0	(289)	0	(289)	0	0
Minimum pension liability - reclassification for losses realized, net of tax														52	74	179	168	74	47	167	140	214	0	0	0	1
Subtotal - Minimum pension liability														52	(215)	179	(121)	(215)	47	(122)	140	(75)	0	0	0	1
Unrealized (losses) gains on hedging contracts, net of tax														3	15	10	123	15	(129)	123	(21)	(6)	0		0		498	(2,625)	2,480	(2,985)	(2,625)	(2,985)	0	0
Deconsolidation of LEAF - unrealized loss on hedging contracts															0		0	0	255	0	255	255	0		0
Other comprehensive income (loss), derivatives, net of tax															15		123	15	126	123	234	249	0	0	0	0
Subtotal - other comprehensive income	2,681	4,099	9,582	13,397	644	1,158	424	938	1,582	4,342	13,424	(887)	(451)	(42)	(243)	(113)	(27)	644	1,158	424	938	1,582	0	0	(887)	(451)	2,723	4,342	9,695	13,424	4,342	13,424	0	0
Reclassifications adjustment for losses included in net income																											396	89	(4,728)	1,023	89	1,023	0	0
Reclassification adjustments associated with unrealized losses from interest rate hedges included in net income																											129	58	322	170	58	170	0	0
Comprehensive income (loss)	29,871	19,713	59,050	86,821	(1,670)	1,721	26,043	29,434	27,764	22,802	62,815	(1,419)	(2,037)
Comprehensive income attributable to noncontrolling interests	(26,471)	(22,223)	(54,112)	(61,286)	36	(427)	30	(433)	(397)	(22,259)	(61,316)	0	0
Comprehensive income (loss) attributable to common shareholders	$ 3,400	$ (2,510)	$ 4,938	$ 25,535	$ (1,634)	$ 1,294	$ 26,073	$ 29,001	$ 27,367	$ 543	$ 1,499	$ (1,419)	$ (2,037)