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FAIR VALUE MEASUREMENTS - Measured on Non-recurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Dec. 31, 2018
Assets |  |
Other real estate owned | $ 2,351 | $ 2,351
Non-recurring | Level 3 |  |
Assets |  |
Total | 21,604 | 22,446
Total Gains (Losses) | 6,477 |
Non-recurring | Level 3 | Impaired loans |  |
Assets |  |
Impaired loans | 14,595 | 15,213
Total Gains (Losses) | 6,477 |
Non-recurring | Level 3 | Capitalized servicing rights |  |
Assets |  |
Capitalized servicing rights | 4,658 | 4,882
Total Gains (Losses) | 0 |
Non-recurring | Level 3 | Other real estate owned |  |
Assets |  |
Other real estate owned | 2,351 | $ 2,351
Total Gains (Losses) | $ 0 |

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