Loans Receivable - Components of Loans Receivable, Net (Details) - USD ($) $ in Thousands |
Sep. 30, 2019 |
Jun. 30, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Dec. 31, 2017 |
|---|---|---|---|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Loans Receivable, Gross | $ 92,100 | $ 96,094 | ||||
| Allowance for Loan Losses | (14,054) | $ (12,783) | (12,970) | $ (13,138) | $ (11,586) | $ (11,454) |
| Unamortized Fees | (5,916) | (6,971) | ||||
| Loans Receivable, Net of Allowances and Unamortized Fees | 72,130 | 76,153 | ||||
| Credit Card Loans | ||||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Loans Receivable, Gross | 91,279 | 90,406 | ||||
| Acquired Loans | ||||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||||
| Loans Receivable, Gross | $ 821 | $ 5,688 |