ORGANIZATION AND BASIS OF PRESENTATION - Summary of Unaudited Pro Forma Combined Interest Income and Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Pro Forma
Gain on remeasurement of consumer loans investment	$ 0	$ 0	$ 71,250	$ 0
Interest income	277,477	178,177	467,513	262,550
Income (Loss) Before Income Taxes	101,145	93,583	206,860	131,954
Consumer Loan Companies [Member]
Pro Forma
Interest Income	277,477	276,022	554,426	462,770
Income Before Income Taxes	101,145	128,213	167,158	288,498
Noncontrolling Interests in Income of Consolidated Subsidiaries	24,975	24,218	47,766	50,347
Gain on remeasurement of consumer loans investment			71,300
Acquisition related costs			1,500
Consumer Loans [Member] \| Operating Segments [Member]
Pro Forma
Interest income	78,309	0	78,310	0
Income (Loss) Before Income Taxes	$ 30,853	$ 7,932	$ 110,098	$ 18,322

Business Acquisition, Pro Forma, Interest Income

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Business Acquisition, Pro Forma Net Income (Loss), Before Tax

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Business Combination, Pro Forma, Noncontrolling Interest

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Gain (Loss) on Remeasurement of Consumer Loans Investment

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=73531572&loc=d3e1043-128460

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 940
-SubTopic 20
-Section 25
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(10))
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-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
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-Name Accounting Standards Codification
-Topic 944
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-Section S99
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-Subparagraph (SX 210.7-04(8))
-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

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Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(e))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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