FAIR VALUE - RECURRING LEVEL 3 MEASUREMENTS (Details)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Fair value inputs quantitative information
Consumer loans held for investment	$ 1,718,000	$ 1,922,000
Recurring basis
Fair value inputs quantitative information
Consumer loans held for investment	1,718,000	1,922,000
Recurring basis | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Consumer loans held for investment	1,718,000	1,922,000
Private label mortgage backed security | Recurring basis | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Mortgage backed security fair value	$ 3,659,000	$ 3,712,000
Valuation technique	us-gaap:ValuationTechniqueDiscountedCashFlowMember	us-gaap:ValuationTechniqueDiscountedCashFlowMember
Private label mortgage backed security | Minimum | Recurring basis | Constant Prepayment Rate | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	4.5	6.5
Private label mortgage backed security | Minimum | Recurring basis | Probability of default | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	1.8	1.8
Private label mortgage backed security | Minimum | Recurring basis | Loss Severity | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	50	50
Private label mortgage backed security | Maximum | Recurring basis | Constant Prepayment Rate | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	5.8	8.9
Private label mortgage backed security | Maximum | Recurring basis | Probability of default | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	5.0	4.7
Private label mortgage backed security | Maximum | Recurring basis | Loss Severity | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	75	75
Consumer loans
Fair value inputs quantitative information
Consumer loans held for investment	$ 1,718,000	$ 1,922,000
Consumer loans | Recurring basis | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Consumer loans held for investment	$ 1,718,000	$ 1,922,000
Valuation technique	us-gaap:ValuationTechniqueDiscountedCashFlowMember	us-gaap:ValuationTechniqueDiscountedCashFlowMember
Consumer loans | Recurring basis | Constant Prepayment Rate | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	15.0	15.0
Consumer loans | Recurring basis | Probability of default | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	48.0	45.0
Consumer loans | Recurring basis | Loss Severity | Fair Value, Inputs, Level 3
Fair value inputs quantitative information
Measurable input percentage	24.0	20.0