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Securities - Securities Available for Sale (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Amortized cost |  |
Total debt securities | $ 548,317 | $ 533,203
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 23,569 | 10,617
Accumulated gross unrealized loss, before tax | (1,304) | (1,507)
Amortized Cost |  |
Securities available for sale | 570,582 | 542,313
U.S. Gov’t sponsored entities |  |
Amortized cost |  |
Total debt securities | 119,158 | 124,189
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 6,908 | 2,924
Accumulated gross unrealized loss, before tax | 0 | (19)
Amortized Cost |  |
Securities available for sale | 126,066 | 127,094
State & political subdivisions |  |
Amortized cost |  |
Total debt securities | 99,926 | 101,177
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 3,664 | 3,288
Accumulated gross unrealized loss, before tax | (298) | (102)
Amortized Cost |  |
Securities available for sale | 103,292 | 104,363
Residential & multi-family mortgage |  |
Amortized cost |  |
Total debt securities | 295,695 | 273,404
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 12,052 | 4,117
Accumulated gross unrealized loss, before tax | (227) | (885)
Amortized Cost |  |
Securities available for sale | 307,520 | 276,636
Corporate notes & bonds |  |
Amortized cost |  |
Total debt securities | 8,350 | 8,350
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 12 | 14
Accumulated gross unrealized loss, before tax | (740) | (282)
Amortized Cost |  |
Securities available for sale | 7,622 | 8,082
Pooled SBA |  |
Amortized cost |  |
Total debt securities | 24,168 | 25,063
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 933 | 274
Accumulated gross unrealized loss, before tax | 0 | (163)
Amortized Cost |  |
Securities available for sale | 25,101 | 25,174
Other |  |
Amortized cost |  |
Total debt securities | 1,020 | 1,020
Unrealized Gains (Losses) |  |
Accumulated gross unrealized gain, before tax | 0 | 0
Accumulated gross unrealized loss, before tax | (39) | (56)
Amortized Cost |  |
Securities available for sale | $ 981 | $ 964

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