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v3.22.2.2

Investment Securities (Tables) | 9 Months Ended
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Sep. 30, 2022
Investment Securities |
Schedule of amortized cost of investment securities to estimated fair values | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, 2022
​ | ​ | Amortized | ​ | Unrealized | ​ | Unrealized | ​ | Fair
(dollars in thousands) |  | Cost | ​ | Gains | ​ | Losses |  | Value
Available-for-sale | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasury and agencies | ​ | $ | 3,826 | ​ | $ | 26 | ​ | $ | (19) | ​ | $ | 3,833
Mortgage backed securities | ​ |  |  | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Residential agency | ​ |  | 721,170 | ​ |  | 6 | ​ |  | (124,187) | ​ |  | 596,989
Commercial | ​ |  | 72,584 | ​ |  | — | ​ |  | (7,301) | ​ |  | 65,283
Asset backed securities | ​ |  | 35 | ​ |  | — | ​ |  | — | ​ |  | 35
Corporate bonds | ​ |  | 69,528 | ​ |  | — | ​ |  | (6,558) | ​ |  | 62,970
Total available-for-sale investment securities | ​ | ​ | 867,143 | ​ | ​ | 32 | ​ | ​ | (138,065) | ​ | ​ | 729,110
Held-to-maturity | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Obligations of state and political agencies | ​ | ​ | 138,664 | ​ |  | — | ​ |  | (18,836) | ​ |  | 119,828
Mortgage backed securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential agency | ​ | ​ | 187,746 | ​ |  | — | ​ |  | (34,268) | ​ |  | 153,478
Total held-to-maturity investment securities | ​ | ​ | 326,410 | ​ | ​ | — | ​ | ​ | (53,104) | ​ | ​ | 273,306
Total investment securities | ​ | $ | 1,193,553 | ​ | $ | 32 | ​ | $ | (191,169) | ​ | $ | 1,002,416
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ | ​ | Amortized | ​ | Unrealized | ​ | Unrealized | ​ | Fair
(dollars in thousands) |  | Cost | ​ | Gains | ​ | Losses |  | Value
Available-for-sale | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasury and agencies | ​ | $ | 5,028 | ​ | $ | 75 | ​ | $ | — | ​ | $ | 5,103
Mortgage backed securities | ​ |  |  | ​ |  | ​ | ​ |  | ​ | ​ |  |
Residential agency | ​ |  | 717,781 | ​ |  | 1,213 | ​ |  | (11,837) | ​ |  | 707,157
Commercial | ​ |  | 88,362 | ​ |  | 2,674 | ​ |  | (123) | ​ |  | 90,913
Asset backed securities | ​ |  | 52 | ​ | ​ | 2 | ​ |  | — | ​ |  | 54
Corporate bonds | ​ |  | 49,035 | ​ |  | 1,398 | ​ |  | (11) | ​ |  | 50,422
Total available-for-sale investment securities | ​ | ​ | 860,258 | ​ | ​ | 5,362 | ​ | ​ | (11,971) | ​ | ​ | 853,649
Held-to-maturity | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Obligations of state and political agencies | ​ | ​ | 144,543 | ​ | ​ | 1,110 | ​ | ​ | (349) | ​ | ​ | 145,304
Mortgage backed securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential agency | ​ | ​ | 207,518 | ​ | ​ | — | ​ | ​ | (3,145) | ​ | ​ | 204,373
Total held-to-maturity investment securities | ​ | ​ | 352,061 | ​ | ​ | 1,110 | ​ | ​ | (3,494) | ​ | ​ | 349,677
Total investment securities | ​ | $ | 1,212,319 | ​ | $ | 6,472 | ​ | $ | (15,465) | ​ | $ | 1,203,326
Schedule of investment securities with gross unrealized losses | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, 2022
​ | ​ | Less than 12 Months | ​ | Over 12 Months | ​ | Total
​ | ​ | Unrealized | ​ | Fair | ​ | Unrealized | ​ | Fair | ​ | Unrealized | ​ | Fair
(dollars in thousands) |  | Losses |  | Value |  | Losses |  | Value |  | Losses |  | Value
Available-for-sale | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasury and agencies | ​ | $ | (19) | ​ | $ | 529 | ​ | $ | — | ​ | $ | — | ​ | $ | (19) | ​ | $ | 529
Mortgage backed securities | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Residential agency | ​ |  | (60,983) | ​ |  | 325,016 | ​ |  | (63,204) | ​ |  | 271,347 | ​ |  | (124,187) | ​ |  | 596,363
Commercial | ​ |  | (5,425) | ​ |  | 54,666 | ​ |  | (1,876) | ​ |  | 10,618 | ​ |  | (7,301) | ​ |  | 65,284
Asset backed securities | ​ |  | — | ​ |  | 22 | ​ |  | — | ​ |  | 2 | ​ |  | — | ​ |  | 24
Corporate bonds | ​ |  | (6,558) | ​ |  | 62,945 | ​ |  | — | ​ |  | — | ​ |  | (6,558) | ​ |  | 62,945
Total available-for-sale investment securities | ​ | ​ | (72,985) | ​ | ​ | 443,178 | ​ | ​ | (65,080) | ​ | ​ | 281,967 | ​ | ​ | (138,065) | ​ | ​ | 725,145
Held-to-maturity | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Obligations of state and political agencies | ​ | ​ | (16,300) | ​ | ​ | 94,902 | ​ | ​ | (2,536) | ​ | ​ | 24,926 | ​ | ​ | (18,836) | ​ | ​ | 119,828
Mortgage backed securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential agency | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (34,268) | ​ | ​ | 153,478 | ​ | ​ | (34,268) | ​ | ​ | 153,478
Total held-to-maturity investment securities | ​ | ​ | (16,300) | ​ | ​ | 94,902 | ​ | ​ | (36,804) | ​ | ​ | 178,404 | ​ | ​ | (53,104) | ​ | ​ | 273,306
Total investment securities | ​ | $ | (89,285) | ​ | $ | 538,080 | ​ | $ | (101,884) | ​ | $ | 460,371 | ​ | $ | (191,169) | ​ | $ | 998,451
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ | ​ | Less than 12 Months | ​ | Over 12 Months | ​ | Total
​ | ​ | Unrealized | ​ | Fair | ​ | Unrealized | ​ | Fair | ​ | Unrealized | ​ | Fair
(dollars in thousands) |  | Losses |  | Value |  | Losses |  | Value |  | Losses |  | Value
Available-for-sale | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasury and agencies | ​ | $ | — | ​ | $ | — | ​ | $ | — | ​ | $ | — | ​ | $ | — | ​ | $ | —
Mortgage backed securities | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |  |
Residential agency | ​ |  | (10,156) | ​ |  | 554,811 | ​ |  | (1,681) | ​ |  | 55,082 | ​ |  | (11,837) | ​ |  | 609,893
Commercial | ​ |  | (123) | ​ |  | 17,470 | ​ |  | — | ​ |  | — | ​ |  | (123) | ​ |  | 17,470
Asset backed securities | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | 2 | ​ |  | — | ​ |  | 2
Corporate bonds | ​ |  | (11) | ​ |  | 5,989 | ​ |  | — | ​ |  | — | ​ |  | (11) | ​ |  | 5,989
Total available-for-sale investment securities | ​ | ​ | (10,290) | ​ | ​ | 578,270 | ​ | ​ | (1,681) | ​ | ​ | 55,084 | ​ | ​ | (11,971) | ​ | ​ | 633,354
Held-to-maturity | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Obligations of state and political agencies | ​ | ​ | (349) | ​ | ​ | 53,210 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (349) | ​ | ​ | 53,210
Mortgage backed securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential agency | ​ | ​ | (3,145) | ​ | ​ | 204,373 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (3,145) | ​ | ​ | 204,373
Total held-to-maturity investment securities | ​ | ​ | (3,494) | ​ | ​ | 257,583 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (3,494) | ​ | ​ | 257,583
Total investment securities | ​ | $ | (13,784) | ​ | $ | 835,853 | ​ | $ | (1,681) | ​ | $ | 55,084 | ​ | $ | (15,465) | ​ | $ | 890,937
Schedule of contractual maturity of amortized cost and estimated fair value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Held-to-maturity | ​ | Available-for-sale
​ | ​ | Carrying | ​ | Fair | ​ | Amortized | ​ | Fair
(dollars in thousands) |  | Value | ​ | Value | ​ | Cost |  | Value
Due within one year or less | ​ | $ | 6,808 | ​ | $ | 6,742 | ​ | $ | 11 | ​ | $ | 11
Due after one year through five years | ​ |  | 40,702 | ​ |  | 37,102 | ​ |  | 21,421 | ​ |  | 19,957
Due after five years through ten years | ​ |  | 69,679 | ​ |  | 58,557 | ​ |  | 89,695 | ​ |  | 81,580
Due after 10 years | ​ |  | 209,221 | ​ |  | 170,905 | ​ |  | 756,016 | ​ |  | 627,562
Total investment securities | ​ | $ | 326,410 | ​ | $ | 273,306 | ​ | $ | 867,143 | ​ | $ | 729,110
Schedule of proceeds from the sale of available for sale securities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, | ​ | September 30,
(dollars in thousands) |  | 2022 |  | 2021 |  | 2022 |  | 2021
Proceeds | ​ | $ | — | ​ | $ | — | ​ | $ | — | ​ | $ | 13,189
Realized gains | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | 114
Realized losses | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | —
Schedule of proceeds from the call of held-to-maturity investment securities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, | ​ | September 30,
(dollars in thousands) |  | 2022 |  | 2021 |  | 2022 |  | 2021
Proceeds | ​ | $ | 101 | ​ | $ | 348 | ​ | $ | 827 | ​ | $ | 1,763
Realized gains | ​ |  | — | ​ |  | 11 | ​ |  | — | ​ |  | 11
Realized losses | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | —
​
Schedule of federal home loan bank | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ | December 31,
(dollars in thousands) |  | 2022 |  | 2021
Federal Reserve | ​ | $ | 4,616 | ​ | $ | 2,675
FHLB | ​ |  | 15,554 | ​ |  | 3,806

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- Definition Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale and held-to-maturity), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References No definition available. + Details
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