XML 52 R36.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Investments, Debt and Equity Securities [Abstract] |
Schedule of Available-for-sale and Held-to-Maturity Securities Reconciliation | The following table presents the amortized cost, gross unrealized gains and losses, allowance for credit losses and fair value of securities available-for-sale and held-to-maturity:
| December 31, 2024
($ in thousands) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Available-for-sale securities: |  |  |  |  |  |  |
Obligations of U.S. Government-sponsored enterprises | $ | 290,329 |  |  | $ | 69 |  |  | $ | (14,358) |  |  | $ | 276,040 |
Obligations of states and political subdivisions | 492,896 |  |  | 12 |  |  | (83,711) |  |  | 409,197 |
Agency mortgage-backed securities | 1,090,495 |  |  | 1,072 |  |  | (64,173) |  |  | 1,027,394 |
Corporate debt securities | 21,198 |  |  | — |  |  | (452) |  |  | 20,746 |
U.S. Treasury Bills | 130,565 |  |  | 34 |  |  | (1,706) |  |  | 128,893 |
Total securities available-for-sale | $ | 2,025,483 |  |  | $ | 1,187 |  |  | $ | (164,400) |  |  | $ | 1,862,270 |
Held-to-maturity securities: |  |  |  |  |  |  |
Obligations of states and political subdivisions | $ | 759,059 |  |  | $ | 2,366 |  |  | $ | (60,351) |  |  | $ | 701,074 |
Agency mortgage-backed securities | 47,912 |  |  | — |  |  | (5,004) |  |  | 42,908 |
Corporate debt securities | 122,221 |  |  | 269 |  |  | (7,601) |  |  | 114,889 |
Total securities held-to-maturity | $ | 929,192 |  |  | $ | 2,635 |  |  | $ | (72,956) |  |  | $ | 858,871 |
Allowance for credit losses | (257) |  |  |  |  |  |  |
Total securities held-to-maturity, net | $ | 928,935 |  |  |  |  |  |  |
| December 31, 2023
($ in thousands) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Available-for-sale securities: |  |  |  |  |  |  |
Obligations of U.S. Government-sponsored enterprises | $ | 316,511 |  |  | $ | 303 |  |  | $ | (20,368) |  |  | $ | 296,446 |
Obligations of states and political subdivisions | 500,881 |  |  | 57 |  |  | (68,767) |  |  | 432,171 |
Agency mortgage-backed securities | 758,283 |  |  | 1,181 |  |  | (59,083) |  |  | 700,381 |
Corporate debt securities | 8,750 |  |  | — |  |  | (1,176) |  |  | 7,574 |
U.S. Treasury Bills | 184,709 |  |  | 62 |  |  | (3,070) |  |  | 181,701 |
Total securities available-for-sale | $ | 1,769,134 |  |  | $ | 1,603 |  |  | $ | (152,464) |  |  | $ | 1,618,273 |
Held-to-maturity securities: |  |  |  |  |  |  |
Obligations of states and political subdivisions | $ | 575,699 |  |  | $ | 7,078 |  |  | $ | (47,461) |  |  | $ | 535,316 |
Agency mortgage-backed securities | 52,100 |  |  | — |  |  | (5,424) |  |  | 46,676 |
Corporate debt securities | 123,420 |  |  | 216 |  |  | (8,981) |  |  | 114,655 |
Total securities held-to-maturity | $ | 751,219 |  |  | $ | 7,294 |  |  | $ | (61,866) |  |  | $ | 696,647 |
Allowance for credit losses | (785) |  |  |  |  |  |  |
Total securities held-to-maturity, net | $ | 750,434 |  |  |  |  |  |  |
Debt Securities, Available-for-sale | The following table presents the amortized cost, gross unrealized gains and losses, allowance for credit losses and fair value of securities available-for-sale and held-to-maturity:
| December 31, 2024
($ in thousands) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Available-for-sale securities: |  |  |  |  |  |  |
Obligations of U.S. Government-sponsored enterprises | $ | 290,329 |  |  | $ | 69 |  |  | $ | (14,358) |  |  | $ | 276,040 |
Obligations of states and political subdivisions | 492,896 |  |  | 12 |  |  | (83,711) |  |  | 409,197 |
Agency mortgage-backed securities | 1,090,495 |  |  | 1,072 |  |  | (64,173) |  |  | 1,027,394 |
Corporate debt securities | 21,198 |  |  | — |  |  | (452) |  |  | 20,746 |
U.S. Treasury Bills | 130,565 |  |  | 34 |  |  | (1,706) |  |  | 128,893 |
Total securities available-for-sale | $ | 2,025,483 |  |  | $ | 1,187 |  |  | $ | (164,400) |  |  | $ | 1,862,270 |
Held-to-maturity securities: |  |  |  |  |  |  |
Obligations of states and political subdivisions | $ | 759,059 |  |  | $ | 2,366 |  |  | $ | (60,351) |  |  | $ | 701,074 |
Agency mortgage-backed securities | 47,912 |  |  | — |  |  | (5,004) |  |  | 42,908 |
Corporate debt securities | 122,221 |  |  | 269 |  |  | (7,601) |  |  | 114,889 |
Total securities held-to-maturity | $ | 929,192 |  |  | $ | 2,635 |  |  | $ | (72,956) |  |  | $ | 858,871 |
Allowance for credit losses | (257) |  |  |  |  |  |  |
Total securities held-to-maturity, net | $ | 928,935 |  |  |  |  |  |  |
| December 31, 2023
($ in thousands) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Available-for-sale securities: |  |  |  |  |  |  |
Obligations of U.S. Government-sponsored enterprises | $ | 316,511 |  |  | $ | 303 |  |  | $ | (20,368) |  |  | $ | 296,446 |
Obligations of states and political subdivisions | 500,881 |  |  | 57 |  |  | (68,767) |  |  | 432,171 |
Agency mortgage-backed securities | 758,283 |  |  | 1,181 |  |  | (59,083) |  |  | 700,381 |
Corporate debt securities | 8,750 |  |  | — |  |  | (1,176) |  |  | 7,574 |
U.S. Treasury Bills | 184,709 |  |  | 62 |  |  | (3,070) |  |  | 181,701 |
Total securities available-for-sale | $ | 1,769,134 |  |  | $ | 1,603 |  |  | $ | (152,464) |  |  | $ | 1,618,273 |
Held-to-maturity securities: |  |  |  |  |  |  |
Obligations of states and political subdivisions | $ | 575,699 |  |  | $ | 7,078 |  |  | $ | (47,461) |  |  | $ | 535,316 |
Agency mortgage-backed securities | 52,100 |  |  | — |  |  | (5,424) |  |  | 46,676 |
Corporate debt securities | 123,420 |  |  | 216 |  |  | (8,981) |  |  | 114,655 |
Total securities held-to-maturity | $ | 751,219 |  |  | $ | 7,294 |  |  | $ | (61,866) |  |  | $ | 696,647 |
Allowance for credit losses | (785) |  |  |  |  |  |  |
Total securities held-to-maturity, net | $ | 750,434 |  |  |  |  |  |  |
Investments Classified by Contractual Maturity Date | The amortized cost and estimated fair value of debt securities at December 31, 2024, by contractual maturity, are shown below. Expected maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties. The weighted average life of the mortgage-backed securities is approximately five years.
| Available-for-sale |  | Held-to-maturity
($ in thousands) | Amortized Cost |  | Estimated Fair Value |  | Amortized Cost |  | Estimated Fair Value
Due in one year or less | $ | 109,113 |  |  | $ | 108,614 |  |  | $ | 6,408 |  |  | $ | 6,374 |
Due after one year through five years | 283,377 |  |  | 271,322 |  |  | 123,019 |  |  | 115,700 |
Due after five years through ten years | 211,912 |  |  | 183,490 |  |  | 194,514 |  |  | 189,364 |
Due after ten years | 330,586 |  |  | 271,450 |  |  | 557,339 |  |  | 504,525 |
Agency mortgage-backed securities | 1,090,495 |  |  | 1,027,394 |  |  | 47,912 |  |  | 42,908 |
| $ | 2,025,483 |  |  | $ | 1,862,270 |  |  | $ | 929,192 |  |  | $ | 858,871 |
Schedule of Unrealized Loss on Investments | There were 830 and 753 available-for-sale securities in an unrealized loss position as of December 31, 2024 and 2023, respectively, included in the following tables:
| December 31, 2024
Less than 12 months |  | 12 months or more |  | Total
($ in thousands) | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
Obligations of U.S. Government-sponsored enterprises | $ | 21,044 |  |  | $ | 132 |  |  | $ | 234,191 |  |  | $ | 14,226 |  |  | $ | 255,235 |  |  | $ | 14,358 |
Obligations of states and political subdivisions | 3,117 |  |  | 143 |  |  | 403,767 |  |  | 83,568 |  |  | 406,884 |  |  | 83,711 |
Agency mortgage-backed securities | 423,600 |  |  | 6,763 |  |  | 478,790 |  |  | 57,410 |  |  | 902,390 |  |  | 64,173 |
Corporate debt securities | 1,956 |  |  | 44 |  |  | 8,342 |  |  | 408 |  |  | 10,298 |  |  | 452 |
U.S. Treasury Bills | 11,708 |  |  | 23 |  |  | 54,177 |  |  | 1,683 |  |  | 65,885 |  |  | 1,706 |
| $ | 461,425 |  |  | $ | 7,105 |  |  | $ | 1,179,267 |  |  | $ | 157,295 |  |  | $ | 1,640,692 |  |  | $ | 164,400 |
| December 31, 2023
Less than 12 months |  | 12 months or more |  | Total
($ in thousands) | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses |  | Fair Value |  | Unrealized Losses
Obligations of U.S. Government-sponsored enterprises | $ | 25,886 |  |  | $ | 85 |  |  | $ | 247,027 |  |  | $ | 20,283 |  |  | $ | 272,913 |  |  | $ | 20,368 |
Obligations of states and political subdivisions | 1,168 |  |  | 163 |  |  | 428,171 |  |  | 68,604 |  |  | 429,339 |  |  | 68,767 |
Agency mortgage-backed securities | 58,249 |  |  | 417 |  |  | 540,032 |  |  | 58,666 |  |  | 598,281 |  |  | 59,083 |
Corporate debt securities | — |  |  | — |  |  | 7,574 |  |  | 1,176 |  |  | 7,574 |  |  | 1,176 |
U.S. Treasury Bills | 41,857 |  |  | 49 |  |  | 103,588 |  |  | 3,021 |  |  | 145,445 |  |  | 3,070 |
| $ | 127,160 |  |  | $ | 714 |  |  | $ | 1,326,392 |  |  | $ | 151,750 |  |  | $ | 1,453,552 |  |  | $ | 152,464 |
Schedule of Realized Gain (Loss) | The proceeds, gross gains and losses realized from sales of available-for-sale investment securities were as follows:
| Twelve months ended
($ in thousands) | December 31, 2024 |  | December 31, 2023 |  | December 31, 2022
Gross gains realized | $ | — |  |  | $ | 601 |  |  | $ | — |
Proceeds from sales | — |  |  | 40,393 |  |  | — |

X
- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-9 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-2 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-3 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5B Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5A Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5B Reference 16: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5B Reference 17: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5B Reference 18: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-5B + Details
Name: | us-gaap_HeldToMaturitySecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-9 + Details
Name: | us-gaap_ScheduleOfRealizedGainLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481800/320-10-50-6 + Details
Name: | us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration