Loans Receivable - Components of Loans Receivable, Net (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|---|
| Financing Receivable, Net [Abstract] | |||
| Loans Receivable, Gross | $ 105,941 | $ 98,634 | |
| Allowance for Loan Losses | (11,454) | (6,624) | $ (937) |
| Unamortized Fees | (8,375) | (7,206) | |
| Loans Receivable, Net of Allowances and Unamortized Fees | 86,112 | 84,804 | |
| Credit Card Loans1 | |||
| Financing Receivable, Net [Abstract] | |||
| Loans Receivable, Gross | 89,728 | 64,794 | |
| Acquired Loans2 | |||
| Financing Receivable, Net [Abstract] | |||
| Loans Receivable, Gross | $ 16,213 | $ 33,840 |