CONSOLIDATING FINANCIAL INFORMATION (Consolidating Statements of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
REVENUES:
Revenues from external customers	$ 42,189	$ 42,616
COSTS AND EXPENSES:
General and administrative	3,297	3,154
Provision for credit losses	402	1,208
Depreciation and amortization	457	451
Costs and expenses	36,916	26,646
OPERATING INCOME	5,273	15,970
Interest expense	(421)	(483)
Other income (expense), net	16,363	3,699
Total other revenue (expense)	15,942	3,216
Income from continuing operations before taxes	21,215	19,186
Income tax provision	3,091	1,085
Net income	18,124	18,101
Net income attributable to common shareholders	337	990
Intersegment Eliminations [Member]
REVENUES:
Revenues from external customers	(4,273)	(2,880)
COSTS AND EXPENSES:
Costs and expenses	(3,368)	(2,819)
Other income (expense), net	11
Total other revenue (expense)		18
Consolidation, Eliminations [Member]
REVENUES:
Revenues from external customers	(4,273)	(2,880)
COSTS AND EXPENSES:
General and administrative	0	0
Provision for credit losses	0	0
Depreciation and amortization	0	0
Costs and expenses	(3,368)	(2,819)
OPERATING INCOME	(905)	(61)
Interest expense	0	0
Other income (expense), net	(467)	(554)
Total other revenue (expense)	(467)	(554)
Income from continuing operations before taxes	(1,372)	(615)
Income tax provision	0	0
Net income	(1,372)	(615)
Net income attributable to common shareholders	(10,599)	(15,422)
RAI [Member]
REVENUES:
Real estate	16,966	13,275
Financial fund management	5,137	7,075
Commercial finance	(2)	(99)
Revenues from external customers	22,101	20,251
COSTS AND EXPENSES:
Real estate	11,499	8,875
Financial fund management	2,990	4,389
Commercial finance	579	103
General and administrative	3,297	3,154
Provision for credit losses	402	1,208
Depreciation and amortization	457	451
Costs and expenses	19,224	18,180
Interest expense	(421)	(483)
Other income (expense), net	(164)	165
Income tax provision	1,244	1,069
Net loss attributable to noncontrolling interests	8	40
RAI [Member] | Reportable Legal Entities [Member]
REVENUES:
Real estate	16,966	13,275
Financial fund management	5,137	7,075
Commercial finance	(2)	(99)
Revenues from external customers	22,101	20,251
COSTS AND EXPENSES:
Real estate	11,499	8,875
Financial fund management	2,990	4,389
Commercial finance	579	103
General and administrative	3,297	3,154
Provision for credit losses	402	1,208
Depreciation and amortization	457	451
Costs and expenses	19,224	18,180
OPERATING INCOME	2,877	2,071
Interest expense	(421)	(483)
Other income (expense), net	314	737
Total other revenue (expense)	(107)	254
Income from continuing operations before taxes	2,770	2,325
Income tax provision	1,244	1,069
Net income	1,526	1,256
Net loss attributable to noncontrolling interests	8	40
Net income attributable to common shareholders	1,534	1,296
RAI [Member] | Consolidation, Eliminations [Member]
COSTS AND EXPENSES:
Interest expense		0
Other income (expense), net	(478)	(572)
RSO [Member]
REVENUES:
Real estate	2,752	2,683
Financial fund management	1,437	207
Revenues from external customers	24,361	25,245
COSTS AND EXPENSES:
Costs and expenses	21,060	11,285
Expenses of consolidated VIE - RSO	21,060
Other income (expense), net	16,516	3,516
Income tax provision	1,847	16
Net loss attributable to noncontrolling interests	(17,795)	(17,151)
RSO [Member] | Reportable Legal Entities [Member]
REVENUES:
Revenues from external customers	24,361	25,245
COSTS AND EXPENSES:
General and administrative	0	0
Provision for credit losses	0	0
Depreciation and amortization	0	0
Costs and expenses	21,060	11,285
Expenses of consolidated VIE - RSO	21,060
OPERATING INCOME	3,301	13,960
Interest expense	0	0
Other income (expense), net	16,516	3,516
Total other revenue (expense)	16,516	3,516
Income from continuing operations before taxes	19,817	17,476
Income tax provision	1,847	16
Net income	17,970	17,460
Net loss attributable to noncontrolling interests	(8,568)	(2,344)
Net income attributable to common shareholders	9,402	15,116
RSO [Member] | Consolidation, Eliminations [Member]
COSTS AND EXPENSES:
Costs and expenses
Expenses of consolidated VIE - RSO	0
Net loss attributable to noncontrolling interests	$ (9,227)	$ (14,807)