INVESTMENTS IN CONSUMER LOANS - Credit Quality Indicator (Details) - Consumer Portfolio Segment [Member] - Performing Loans [Member]	12 Months Ended
	Dec. 31, 2016	[1]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	100.00%
Financing Receivables, 1 to 29 Days Past Due [Member]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	94.30%
Financing Receivables, 30 to 59 Days Past Due [Member]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	2.30%
Financing Receivables, 60 to 89 Days Past Due [Member]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	1.20%
Financing Receivables, 90 to 119 Days Past Due [Member]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	0.80%	[2]
Financing Receivables, Equal to Greater than 120 Days Past Due [Member]
Schedule of Available-for-sale Securities [Line Items]
Delinquency Status	1.40%	[2],[3]

[1] Represents the percentage of the total unpaid principal balance that corresponds to loans that are in each delinquency status.

[2] Includes loans more than 90 days past due and still accruing interest.

[3] Interest is accrued up to the date of charge-off at 180 days past due.