BORROWINGS (Details 1) - USD ($) $ in Thousands |
Mar. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
|---|---|---|---|
| Advances from Federal Home Loan Banks [Abstract] | |||
| 2018 | $ 0 | $ 12,000 | |
| 2019 | 43,071 | 4,936 | |
| 2020 | 11,451 | 6,405 | |
| 2021 | 5,000 | 0 | |
| 2023 | 8,500 | 0 | |
| Thereafter | 0 | 3,500 | |
| Total | $ 79,942 | $ 68,022 | $ 26,841 |