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INVESTMENT SECURITIES - Composition, Repricing and Yield Information of Investment Securities Portfolio (Details) $ in Thousands | Sep. 30, 2019 USD ($)
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Debt Securities, Available-for-sale [Line Items] |
Securities available-for-sale, one year or less, fair value | $ 735,076
Securities available-for-sale, one year or less, weighted average yield (percent) | 3.52%
Securities available-for-sale, more than one year through five years, fair value | $ 0
Securities available-for-sale, more than one year through five years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than five years through ten years, fair value | $ 0
Securities available-for-sale, more than five years through ten years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than ten years, fair value | $ 40,586
Securities available-for-sale, more than ten years, weighted average yield (percent) | 2.58%
Securities available-for-sale, fair value | $ 775,662
Securities available-for-sale, weighted average yield (percent) | 3.47%
U.S. government agency and U.S. government sponsored enterprise residential mortgage-backed securities |
Debt Securities, Available-for-sale [Line Items] |
Securities available-for-sale, one year or less, fair value | $ 0
Securities available-for-sale, one year or less, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than one year through five years, fair value | $ 0
Securities available-for-sale, more than one year through five years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than five years through ten years, fair value | $ 0
Securities available-for-sale, more than five years through ten years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than ten years, fair value | $ 40,374
Securities available-for-sale, more than ten years, weighted average yield (percent) | 2.56%
Securities available-for-sale, fair value | $ 40,374
Securities available-for-sale, weighted average yield (percent) | 2.56%
Non-agency residential mortgage-backed securities |
Debt Securities, Available-for-sale [Line Items] |
Securities available-for-sale, one year or less, fair value | $ 65
Securities available-for-sale, one year or less, weighted average yield (percent) | 2.68%
Securities available-for-sale, more than one year through five years, fair value | $ 0
Securities available-for-sale, more than one year through five years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than five years through ten years, fair value | $ 0
Securities available-for-sale, more than five years through ten years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than ten years, fair value | $ 212
Securities available-for-sale, more than ten years, weighted average yield (percent) | 5.79%
Securities available-for-sale, fair value | $ 277
Securities available-for-sale, weighted average yield (percent) | 5.06%
Collateralized loan obligations |
Debt Securities, Available-for-sale [Line Items] |
Securities available-for-sale, one year or less, fair value | $ 735,011
Securities available-for-sale, one year or less, weighted average yield (percent) | 3.52%
Securities available-for-sale, more than one year through five years, fair value | $ 0
Securities available-for-sale, more than one year through five years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than five years through ten years, fair value | $ 0
Securities available-for-sale, more than five years through ten years, weighted average yield (percent) | 0.00%
Securities available-for-sale, more than ten years, fair value | $ 0
Securities available-for-sale, more than ten years, weighted average yield (percent) | 0.00%
Securities available-for-sale, fair value | $ 735,011
Securities available-for-sale, weighted average yield (percent) | 3.52%

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