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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES (Tables) | 9 Months Ended
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Sep. 30, 2024
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES |
Schedule of Information About Derivative Assets and Liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, 2024
​ | ​ | ​ | ​ | Weighted | ​ | ​ |  | ​
​ | ​ | Notional | ​ | Average | ​ | Fair Value | ​ | Location Fair
​ | ​ | Amount | ​ | Maturity | ​ | Asset (Liability) |  | Value Asset
​ |  | (in thousands) |  | (in years) |  | (in thousands) |  | (Liability)
Cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on wholesale funding | ​ | $ | 75,000 |  | ​ | 0.3 | ​ | $ | 745 | ​ | Other assets
Interest rate swap on variable rate loans | ​ | ​ | 50,000 | ​ | ​ | 1.5 | ​ | ​ | (2,069) | ​ | Other liabilities
Total cash flow hedges | ​ |  | 125,000 |  | ​ | ​ | ​ | ​ | (1,324) | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on securities | ​ |  | 37,190 |  | ​ | 4.8 | ​ |  | 3,005 | ​ | Other assets
Total fair value hedges | ​ |  | 37,190 |  | ​ | ​ | ​ | ​ | 3,005 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Forward sale commitments | ​ |  | 7,025 |  | ​ | 0.1 | ​ |  | (8) | ​ | Other liabilities
Customer Loan Swaps-MNA Counterparty | ​ | ​ | 193,534 | ​ | ​ | 4.4 | ​ | ​ | (10,620) | ​ | Other liabilities
Customer Loan Swaps-RPA Counterparty | ​ | ​ | 143,914 | ​ | ​ | 5.3 | ​ | ​ | — | ​ | Other liabilities
Customer Loan Swaps-Customer | ​ | ​ | 337,448 | ​ | ​ | 4.8 | ​ | ​ | 10,620 | ​ | Other assets
Total economic hedges | ​ |  | 681,921 |  | ​ | ​ | ​ | ​ | (8) | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate lock commitments | ​ |  | 7,502 |  | ​ | 0.1 | ​ |  | 147 | ​ | Other assets
Total non-hedging derivatives | ​ |  | 7,502 |  | ​ | ​ | ​ | ​ | 147 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 851,613 | ​ | ​ | ​ | ​ | $ | 1,820 | ​ | ​
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ | ​ | ​ | ​ | Weighted | ​ | ​ |  | ​
​ | ​ | Notional | ​ | Average | ​ | Fair Value | ​ | Location Fair
​ | ​ | Amount | ​ | Maturity | ​ | Asset (Liability) |  | Value Asset
​ |  | (in thousands) |  | (in years) |  | (in thousands) |  | (Liability)
Cash flow hedges: |  | ​ |  |  | ​ |  |  | ​ |  | ​ | ​
Interest rate swap on wholesale funding | ​ | $ | 75,000 |  | ​ | 1.0 | ​ | $ | 2,803 | ​ | Other assets
Interest rate swap on variable rate loans | ​ | ​ | 50,000 | ​ | ​ | 2.2 | ​ | ​ | (3,459) | ​ | Other liabilities
Total cash flow hedges | ​ |  | 125,000 |  | ​ | ​ | ​ | ​ | (656) | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on securities | ​ |  | 37,190 |  | ​ | 5.6 | ​ |  | 3,844 | ​ | Other assets
Total fair value hedges | ​ |  | 37,190 |  | ​ | ​ | ​ | ​ | 3,844 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Forward sale commitments | ​ | ​ | 5,000 |  | ​ | — | ​ |  | (20) | ​ | Other liabilities
Customer Loan Swaps-MNA Counterparty | ​ | ​ | 197,683 | ​ | ​ | 4.9 | ​ | ​ | (14,842) | ​ | Other liabilities
Customer Loan Swaps-RPA Counterparty | ​ | ​ | 133,703 | ​ | ​ | 4.9 | ​ | ​ | — | ​ | Other liabilities
Customer Loan Swaps-Customer | ​ | ​ | 331,386 | ​ | ​ | 4.9 | ​ | ​ | 14,842 | ​ | Other assets
Total economic hedges | ​ |  | 667,772 |  | ​ | ​ | ​ | ​ | (20) | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate lock commitments | ​ |  | 3,153 |  | ​ | 0.1 | ​ |  | 63 | ​ | Other assets
Total non-hedging derivatives | ​ |  | 3,153 |  | ​ | ​ | ​ | ​ | 63 | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 833,115 | ​ | ​ | ​ | ​ | $ | 3,231 | ​ | ​
Schedule of Amounts Recorded On The Balance Sheet | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | Cumulative Amount of Fair
​ | ​ | Location of Hedged Item on | ​ | Carrying Amount of Hedged | ​ | Value Hedging Adjustment in
​ |  | Balance Sheet |  | Assets |  | Carrying Amount
September 30, 2024 |  |  |  | ​ |  |  | ​ |
Interest rate swap on securities |  | Securities available for sale | ​ | $ | 33,019 | ​ | $ | (4,171)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
December 31, 2023 |  |  | ​ |  |  | ​ |  |
Interest rate swap on securities |  | Securities available for sale | ​ | $ | 32,680 | ​ | $ | (4,510)
​
Schedule of Derivative Instruments Gain (Loss) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, 2024
​ |  | Amount of |  | ​ |  | Amount of |  | ​ |  | ​
​ | ​ | Gain (Loss) | ​ | ​ | ​ | Gain (Loss) | ​ | ​ | ​ | ​
​ | ​ | Recognized in | ​ | ​ | ​ | Reclassified | ​ | Location of | ​ | Amount of
​ | ​ | Other | ​ | Location of Gain (Loss) | ​ | from Other | ​ | Gain (Loss) | ​ | Gain (Loss)
​ | ​ | Comprehensive | ​ | Reclassified from Other | ​ | Comprehensive | ​ | Recognized in | ​ | Recognized
(in thousands) |  | Income |  | Comprehensive Income |  | Income |  | Income |  | in Income
Cash flow hedges: |  | ​ |  |  |  |  | ​ |  |  |  |  | ​ |
Interest rate swap on wholesale funding | ​ | $ | (706) | ​ | Interest expense | ​ | $ | — |  | Interest expense | ​ | $ | 828
Interest rate swap on variable rate loans | ​ | ​ | 911 | ​ | Interest income | ​ | ​ | — | ​ | Interest income | ​ | ​ | (588)
Total cash flow hedges | ​ |  | 205 |  | ​ | ​ |  | — |  |  | ​ |  | 240
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate swap on securities | ​ |  | (142) |  | Interest income | ​ |  | — |  | Interest income | ​ |  | 372
Total fair value hedges | ​ |  | (142) |  | ​ | ​ |  | — |  |  | ​ |  | 372
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Forward commitments | ​ |  | — |  | Other income | ​ |  | — |  | Mortgage banking income | ​ |  | (23)
Total economic hedges | ​ |  | — |  | ​ | ​ |  | — |  |  | ​ |  | (23)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate lock commitments | ​ |  | — |  | Other expense | ​ |  | — |  | Mortgage banking income | ​ |  | 1
Total non-hedging derivatives | ​ |  | — |  | ​ | ​ |  | — |  |  | ​ |  | 1
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 63 | ​ | ​ | ​ | $ | — |  |  | ​ | $ | 590
​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, 2023
​ |  | Amount of |  | ​ |  | Amount of |  | ​ |  | ​
​ | ​ | Gain (Loss) | ​ | ​ | ​ | Gain (Loss) | ​ | ​ | ​ | ​
​ | ​ | Recognized in | ​ | ​ | ​ | Reclassified | ​ | Location of | ​ | Amount of
​ | ​ | Other | ​ | Location of Gain (Loss) | ​ | from Other | ​ | Gain (Loss) | ​ | Gain (Loss)
​ | ​ | Comprehensive | ​ | Reclassified from Other | ​ | Comprehensive | ​ | Recognized in | ​ | Recognized
(in thousands) | ​ | Income | ​ | Comprehensive Income | ​ | Income | ​ | Income | ​ | in Income
Cash flow hedges: |  | ​ |  |  |  | ​ |  |  |  |  |  | ​ |
Interest rate swap on wholesale funding | ​ | $ | (564) |  | Interest expense | ​ | $ | — |  | Interest expense | ​ | $ | 816
Interest rate swap on variable rate loans | ​ | ​ | 48 | ​ | Interest income | ​ | ​ | — | ​ | Interest income | ​ | ​ | (578)
Total cash flow hedges | ​ | ​ | (516) | ​ | ​ | ​ |  | — |  | ​ | ​ |  | 238
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ | ​ | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate swap on securities | ​ |  | (2,096) |  | Interest income | ​ |  | — |  | Interest income | ​ |  | 369
Total economic hedges | ​ | ​ | (2,096) | ​ | ​ | ​ |  | — |  |  | ​ |  | 369
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ | ​ | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Forward commitments | ​ |  | — |  | Other income | ​ |  | — |  | Mortgage banking income | ​ |  | (2)
Total economic hedges | ​ | ​ | — | ​ | ​ | ​ |  | — |  |  | ​ |  | (2)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate lock commitments | ​ |  | — |  | Other expense | ​ |  | — |  | Mortgage banking income | ​ |  | 24
Total non-hedging derivatives | ​ | ​ | — | ​ | ​ | ​ |  | — |  |  | ​ |  | 24
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | (2,612) |  |  | ​ | $ | — |  |  | ​ | $ | 629
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Nine Months Ended September 30, 2024
​ |  | Amount of |  | ​ |  | Amount of |  | ​ |  | ​
​ | ​ | Gain (Loss) | ​ | ​ | ​ | Gain (Loss) | ​ | ​ | ​ | ​
​ | ​ | Recognized in | ​ | ​ | ​ | Reclassified | ​ | Location of | ​ | Amount of
​ | ​ | Other | ​ | Location of Gain (Loss) | ​ | from Other | ​ | Gain (Loss) | ​ | Gain (Loss)
​ | ​ | Comprehensive | ​ | Reclassified from Other | ​ | Comprehensive | ​ | Recognized in | ​ | Recognized
(in thousands) |  | Income |  | Comprehensive Income |  | Income |  | Income |  | in Income
Cash flow hedges: |  | ​ |  |  |  |  | ​ |  |  |  |  | ​ |
Interest rate swap on wholesale funding | ​ | $ | (1,572) | ​ | Interest expense | ​ | $ | — |  | Interest expense | ​ | $ | 2,483
Interest rate swap on variable rate loans | ​ | ​ | 1,062 | ​ | Interest income | ​ | ​ | — | ​ | Interest income | ​ | ​ | (1,758)
Total cash flow hedges | ​ |  | (510) |  | ​ | ​ |  | — |  |  | ​ |  | 725
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate swap on securities | ​ |  | (382) |  | Interest expense | ​ |  | — |  | Interest income | ​ |  | 1,113
Total fair value hedges | ​ |  | (382) |  | ​ | ​ |  | — |  |  | ​ |  | 1,113
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Forward commitments | ​ |  | — |  | Other income | ​ |  | — |  | Mortgage banking income | ​ |  | 12
Total economic hedges | ​ |  | — |  | ​ | ​ |  | — |  |  | ​ |  | 12
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate lock commitments | ​ |  | — |  | Other expense | ​ |  | — |  | Mortgage banking income | ​ |  | 84
Total non-hedging derivatives | ​ |  | — |  | ​ | ​ |  | — |  |  | ​ |  | 84
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | (892) | ​ | ​ | ​ | $ | — |  |  | ​ | $ | 1,934
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Nine Months Ended September 30, 2023
​ |  | Amount of |  | ​ |  | Amount of |  | ​ |  | ​
​ | ​ | Gain (Loss) | ​ | ​ | ​ | Gain (Loss) | ​ | ​ | ​ | ​
​ | ​ | Recognized in | ​ | ​ | ​ | Reclassified | ​ | Location of | ​ | Amount of
​ | ​ | Other | ​ | Location of Gain (Loss) | ​ | from Other | ​ | Gain (Loss) | ​ | Gain (Loss)
​ | ​ | Comprehensive | ​ | Reclassified from Other | ​ | Comprehensive | ​ | Recognized in | ​ | Recognized
(in thousands) | ​ | Income | ​ | Comprehensive Income | ​ | Income | ​ | Income | ​ | in Income
Cash flow hedges: |  | ​ |  |  |  | ​ |  |  |  |  |  | ​ |
Interest rate swap on wholesale funding | ​ | $ | (786) |  | Interest expense | ​ | $ | — |  | Interest expense | ​ | $ | 2,225
Interest rate swap on variable rate loans | ​ | ​ | 178 | ​ | Interest income | ​ | ​ | — | ​ | Interest income | ​ | ​ | (1,575)
Total cash flow hedges | ​ | ​ | (608) | ​ | ​ | ​ |  | — |  | ​ | ​ |  | 650
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Fair value hedges: | ​ | ​ | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate swap on securities | ​ |  | (1,168) |  | Interest income | ​ |  | — |  | Interest income | ​ |  | 985
Total economic hedges | ​ | ​ | (1,168) | ​ | ​ | ​ |  | — |  |  | ​ |  | 985
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Economic hedges: | ​ | ​ | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Forward commitments | ​ |  | — |  | Other income | ​ |  | — |  | Mortgage banking income | ​ |  | 47
Total economic hedges | ​ | ​ | — | ​ | ​ | ​ |  | — |  |  | ​ |  | 47
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ |  | ​ |  |  | ​ |  | ​ |  |  | ​ |  | ​
Interest rate lock commitments | ​ |  | — |  | Other expense | ​ |  | — |  | Mortgage banking income | ​ |  | (79)
Total non-hedging derivatives | ​ | ​ | — | ​ | ​ | ​ |  | — |  |  | ​ |  | (79)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | (1,776) |  |  | ​ | $ | — |  |  | ​ | $ | 1,603
​ ​ ​
Schedule of Gain Loss in Statement of Income |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, 2024
​ | ​ | Interest and Dividend Income | ​ | Interest Expense | ​ | ​ | ​
(in thousands) |  | Loans | ​ | Securities and other |  | Deposits | ​ | Borrowings |  | Non-interest Income
Income and expense line items presented in the consolidated statements of income |  | $ | 42,042 | ​ | $ | 6,538 | ​ | $ | 16,174 | ​ | $ | 3,448 | ​ | $ | 9,653
​ |  | ​ |  | ​ | ​ | ​ |  | ​ |  | ​ | ​ | ​ |  | ​ |
The effects of cash flow and fair value hedging: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on wholesale funding | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 828 | ​ | ​ | —
Interest rate swap on variable rate loans | ​ |  | (588) | ​ | ​ | — | ​ |  | — | ​ | ​ | — | ​ |  | —
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on fair value hedges: | ​ |  | ​ | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Interest rate swap on securities | ​ | ​ | — | ​ | ​ | 372 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, 2023
​ | ​ | Interest and Dividend Income | ​ | Interest Expense | ​ | ​ | ​
(in thousands) |  | Loans | ​ | Securities and other |  | Deposits | ​ | Borrowings |  | Non-interest Income
Income and expense line items presented in the consolidated statements of income |  | $ | 38,412 | ​ | $ | 6,723 | ​ | $ | 11,415 | ​ | $ | 4,534 | ​ | $ | 8,815
​ |  | ​ |  | ​ | ​ | ​ |  | ​ |  | ​ | ​ | ​ |  | ​ |
The effects of cash flow and fair value hedging: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on wholesale funding | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 816 | ​ | ​ | —
Interest rate swap on variable rate loans | ​ |  | (578) | ​ | ​ | — | ​ |  | — | ​ | ​ | — | ​ |  | —
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on fair value hedges: | ​ |  | ​ | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Interest rate swap on securities | ​ | ​ | — | ​ | ​ | 369 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Nine Months Ended September 30, 2024
​ | ​ | Interest and Dividend Income | ​ | Interest Expense | ​ | ​ | ​
(in thousands) |  | Loans | ​ | Securities and other |  | Deposits | ​ | Borrowings |  | Non-interest Income
Income and expense line items presented in the consolidated statements of income |  | $ | 122,146 | ​ | $ | 19,095 | ​ | $ | 45,486 | ​ | $ | 10,983 | ​ | $ | 27,496
​ |  | ​ |  | ​ | ​ | ​ |  | ​ |  | ​ | ​ | ​ |  | ​ |
The effects of cash flow and fair value hedging: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on wholesale funding | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 2,483 | ​ | ​ | —
Interest rate swap on variable rate loans | ​ |  | (1,758) | ​ | ​ | — | ​ |  | — | ​ | ​ | — | ​ |  | —
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on fair value hedges: | ​ |  | ​ | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Interest rate swap on securities | ​ | ​ | — | ​ | ​ | 1,113 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Nine Months Ended September 30, 2023
​ | ​ | Interest and Dividend Income | ​ | Interest Expense | ​ | ​ | ​
(in thousands) |  | Loans | ​ | Securities and other |  | Deposits | ​ | Borrowings |  | Non-interest Income
Income and expense line items presented in the consolidated statements of income |  | $ | 109,889 | ​ | $ | 18,478 | ​ | $ | 25,270 | ​ | $ | 14,215 | ​ | $ | 26,979
​ |  | ​ |  | ​ | ​ | ​ |  | ​ |  | ​ | ​ | ​ |  | ​ |
The effects of cash flow and fair value hedging: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on cash flow hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate swap on wholesale funding | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 2,225 | ​ | ​ | —
Interest rate swap on variable rate loans | ​ |  | (1,575) | ​ | ​ | — | ​ |  | — | ​ | ​ | — | ​ |  | —
​ | ​ |  |  | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Gain (loss) on fair value hedges: | ​ |  | ​ | ​ | ​ | ​ | ​ |  |  | ​ | ​ | ​ | ​ |  |
Interest rate swap on securities | ​ | ​ | — | ​ | ​ | 985 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | —
​
Schedule of derivatives no designated as hedging instruments on the consolidated statements of income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Location of Gain (Loss) Recognized | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
(In thousands) | ​ | in Non-interest Income | ​ | 2024 | ​ | ​ | 2023 | ​ | 2024 | ​ | ​ | 2023
Economic hedges: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Forward commitments | ​ | Mortgage banking income | ​ | $ | (23) | ​ | $ | (2) | ​ | $ | 12 | ​ | $ | 47
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-hedging derivatives: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Interest rate lock commitments | ​ | Mortgage banking income | ​ | ​ | 1 | ​ | ​ | 24 | ​ | ​ | 84 | ​ | ​ | (79)
Schedule of Offsetting Liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Gross Amounts Offset in the Consolidated Balance Sheet
​ | ​ | Derivative | ​ | ​ | ​ | Cash Collateral | ​ | ​ | ​
(in thousands) |  | Liabilities |  | Derivative Assets |  | Pledged |  | Net Amount
As of September 30, 2024 | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Customer Loan Derivatives: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
MNA counterparty | ​ | $ | (10,620) | ​ | $ | 10,620 | ​ | $ | — | ​ | $ | —
RPA counterparty | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | —
Total | ​ | $ | (10,620) | ​ | $ | 10,620 | ​ | $ | — | ​ | $ | —
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Gross Amounts Offset in the Consolidated Balance Sheet
​ | ​ | Derivative | ​ | ​ | ​ | Cash Collateral | ​ | ​ | ​
(in thousands) |  | Liabilities |  | Derivative Assets |  | Pledged |  | Net Amount
As of December 31, 2023 | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Customer Loan Derivatives: |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
MNA counterparty | ​ | $ | (14,842) | ​ | $ | 14,842 | ​ | $ | — | ​ | $ | —
RPA counterparty | ​ |  | — | ​ |  | — | ​ |  | — | ​ |  | —
Total | ​ | $ | (14,842) | ​ | $ | 14,842 | ​ | $ | — | ​ | $ | —

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