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SECURITIES - Held to Maturity Investment Securities by Contractual Maturity (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Amortized Cost, Held to maturity: |  |
Within one year | $ 8,827 |
One to five years | 28,070 |
Five to ten years | 23,752 |
Beyond ten years | 72,989 |
Total | 133,638 | $ 160,163
Estimated Fair Value, Held to maturity: |  |
Within one year | 8,838 |
One to five years | 28,593 |
Five to ten years | 24,063 |
Beyond ten years | 73,533 |
Estimated Fair Value | 135,027 | 156,792
State and municipal obligations |  |
Amortized Cost, Held to maturity: |  |
Within one year | 8,827 |
One to five years | 22,902 |
Five to ten years | 9,129 |
Beyond ten years | 150 |
Total | 41,008 | 53,540
Estimated Fair Value, Held to maturity: |  |
Within one year | 8,838 |
One to five years | 23,382 |
Five to ten years | 9,444 |
Beyond ten years | 153 |
Estimated Fair Value | 41,817 | 53,554
U.S. GSE residential mortgage-backed securities |  |
Amortized Cost, Held to maturity: |  |
Within one year | 0 |
One to five years | 0 |
Five to ten years | 5,947 |
Beyond ten years | 2,195 |
Total | 8,142 | 9,688
Estimated Fair Value, Held to maturity: |  |
Within one year | 0 |
One to five years | 0 |
Five to ten years | 5,919 |
Beyond ten years | 2,174 |
Estimated Fair Value | 8,093 | 9,352
U.S. GSE residential collateralized mortgage obligations |  |
Amortized Cost, Held to maturity: |  |
Within one year | 0 |
One to five years | 0 |
Five to ten years | 3,871 |
Beyond ten years | 36,065 |
Total | 39,936 | 48,244
Estimated Fair Value, Held to maturity: |  |
Within one year | 0 |
One to five years | 0 |
Five to ten years | 3,865 |
Beyond ten years | 36,633 |
Estimated Fair Value | 40,498 | 47,277
U.S. GSE commercial mortgage-backed securities |  |
Amortized Cost, Held to maturity: |  |
Within one year | 0 |
One to five years | 4,776 |
Five to ten years | 4,805 |
Beyond ten years | 7,634 |
Total | 17,215 | 19,098
Estimated Fair Value, Held to maturity: |  |
Within one year | 0 |
One to five years | 4,824 |
Five to ten years | 4,835 |
Beyond ten years | 7,576 |
Estimated Fair Value | 17,235 | 18,482
U.S. GSE commercial collateralized mortgage obligations |  |
Amortized Cost, Held to maturity: |  |
Within one year | 0 |
One to five years | 392 |
Five to ten years | 0 |
Beyond ten years | 26,945 |
Total | 27,337 | 29,593
Estimated Fair Value, Held to maturity: |  |
Within one year | 0 |
One to five years | 387 |
Five to ten years | 0 |
Beyond ten years | 26,997 |
Estimated Fair Value | $ 27,384 | $ 28,127

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- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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