CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net income	$ 27,190	$ 15,614	$ 49,468	$ 73,424
Other comprehensive income (loss):
Subtotal - other comprehensive income	2,681	4,099	9,582	13,397
Comprehensive income	29,871	19,713	59,050	86,821
Comprehensive income attributable to noncontrolling interests	(26,471)	(22,223)	(54,112)	(61,286)
Comprehensive income (loss) attributable to common shareholders	3,400	(2,510)	4,938	25,535
Consolidated Entity Excluding RSO [Member]
Net income			49,468	73,424
Other comprehensive income (loss):
Unrealized losses on investment securities available-for-sale, net of tax of $(57), $(27), $(263) and $(45)	(97)	(42)	(433)	(74)
Less: reclassification for (gains) losses realized, net of tax of $0, $0, $83 and $28	0	(1)	131	45
Other comprehensive income (loss), available-for-sale securities adjustment, net of tax	(97)	(43)	(302)	(29)
Minimum pension liability adjustments, net of tax of $0, $(221), $0 and $(221)	0	289	0	289
Minimum pension liability - reclassification for losses realized, net of tax of $42, $57, $106 and $128	(52)	(74)	(179)	(168)
Subtotal - Minimum pension liability	52	(215)	179	(121)
Unrealized gains on hedging contracts, net of tax of $1, $11, $7 and $86	3	15	10	123
Subtotal - other comprehensive income	(42)	(243)	(113)	(27)
VIE - RSO [Member]
Other comprehensive income (loss):
Reclassifications adjustment for losses (gains) included in net income	396	89	(4,728)	1,023
Unrealized losses on investment securities available-for-sale, net of tax of $(57), $(27), $(263) and $(45)	1,723	6,820	11,644	15,216
Reclassification adjustments associated with unrealized losses from interest rate hedges included in net income	129	58	322	170
Foreign currency translation	(23)	0	(23)	0
Unrealized gains on hedging contracts, net of tax of $1, $11, $7 and $86	498	(2,625)	2,480	(2,985)
Subtotal - other comprehensive income	$ 2,723	$ 4,342	$ 9,695	$ 13,424