VARIABLE INTEREST ENTITIES - Carrying Amounts Of Consolidated VIE Assets And Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
ASSETS
Restricted cash	$ 12,448	$ 12,117
Loans receivable less allowance for loan losses	384,873	363,269
Total Assets	820,850	859,731
Liabilities
Accounts payable and accrued liabilities	53,557	55,792
Accrued interest	22,175	25,467
Long-term debt	626,833	706,225
Total Liabilities	768,001	852,595
Variable Interest Entity
ASSETS
Restricted cash	7,274	6,871
Loans receivable less allowance for loan losses	171,332	167,706
Total Assets	178,606	174,577
Liabilities
Accounts payable and accrued liabilities	14	12
Accrued interest	1,237	1,266
Long-term debt	114,774	120,402
Total Liabilities	$ 116,025	$ 121,680