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Note 2 - Securities - Schedule of Maturities of Securities (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Less than 1 Year | $ 37,719 |
1 Year - 5 Years | 120,573 |
5 Years - 10 Years | 251,352 |
More than 10 Years | 156,498 |
Fair Value, available for sale | 566,142 | $ 1,098,885
Total Available for Sale | 566,142 |
Investment securities held to maturity, amortized cost, 1 year or less | 9,249 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 52,291 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 260,952 |
Investment securities held to maturity, amortized cost, over 10 years | 107,183 |
Investment securities held to maturity, amortized cost, subtotal | 429,675 |
US Treasury Securities [Member] |  |
Less than 1 Year | 2,000 |
1 Year - 5 Years | 0 |
5 Years - 10 Years | 81,643 |
More than 10 Years | 0 |
Fair Value, available for sale | 83,643 | 91,979
US Treasury and Government [Member] |  |
Fair Value, available for sale | 2,680 | 2,008
Investment securities held to maturity, amortized cost, 1 year or less | 0 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 0 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 2,963 |
Investment securities held to maturity, amortized cost, over 10 years | 0 |
Investment securities held to maturity, amortized cost, subtotal | 2,963 |
US States and Political Subdivisions Debt Securities [Member] |  |
Less than 1 Year | 16,426 |
1 Year - 5 Years | 8,873 |
5 Years - 10 Years | 75,501 |
More than 10 Years | 155,861 |
Fair Value, available for sale | 256,661 | 534,847
Investment securities held to maturity, amortized cost, 1 year or less | 2,724 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 5,112 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 89,248 |
Investment securities held to maturity, amortized cost, over 10 years | 106,183 |
Investment securities held to maturity, amortized cost, subtotal | 203,267 |
Corporate Debt Securities [Member] |  |
Less than 1 Year | 500 |
1 Year - 5 Years | 505 |
5 Years - 10 Years | 233 |
More than 10 Years | 0 |
Fair Value, available for sale | 1,238 | 20,642
Investment securities held to maturity, amortized cost, 1 year or less | 0 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 250 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 18,343 |
Investment securities held to maturity, amortized cost, over 10 years | 1,000 |
Investment securities held to maturity, amortized cost, subtotal | 19,593 |
Asset-Backed Securities [Member] |  |
Less than 1 Year | 0 |
1 Year - 5 Years | 9,741 |
5 Years - 10 Years | 3,731 |
More than 10 Years | 0 |
Fair Value, available for sale | 13,472 | 16,294
Investment securities held to maturity, amortized cost, 1 year or less | 0 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 1,257 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 0 |
Investment securities held to maturity, amortized cost, over 10 years | 0 |
Investment securities held to maturity, amortized cost, subtotal | 1,257 |
Debt Securities [Member] |  |
Less than 1 Year | 18,926 |
1 Year - 5 Years | 19,119 |
5 Years - 10 Years | 161,108 |
More than 10 Years | 155,861 |
Fair Value, available for sale | 355,014 |
Investment securities held to maturity, amortized cost, 1 year or less | 2,724 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 6,619 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 110,554 |
Investment securities held to maturity, amortized cost, over 10 years | 107,183 |
Investment securities held to maturity, amortized cost, subtotal | 227,080 |
Collateralized Mortgage-Backed Securities [Member] |  |
Less than 1 Year | 18,793 |
1 Year - 5 Years | 101,454 |
5 Years - 10 Years | 90,244 |
More than 10 Years | 637 |
Fair Value, available for sale | 211,128 | $ 433,115
Investment securities held to maturity, amortized cost, 1 year or less | 6,525 |
Investment securities held to maturity, amortized cost, over 1 to 5 years | 45,672 |
Investment securities held to maturity, amortized cost, over 5 to 10 years | 150,398 |
Investment securities held to maturity, amortized cost, over 10 years | 0 |
Investment securities held to maturity, amortized cost, subtotal | $ 202,595 |

X
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