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Derivatives and Hedging Activities (Derivative Positions for Interest Rate Swaps which Qualify as Hedges) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Interest rate swaps on borrowings [Member] |  |
Details of derivative positions for interest rate swaps which qualify as hedges for accounting purposes |  |
Fair Value | $ 6,695 | $ 1,901
Derivative, Notional Amount | $ 400,000 | $ 400,000
Derivative, Average Remaining Maturity | 2 years 3 months 29 days | 2 years 6 months 29 days
Derivative, Average Variable Interest Rate | 5.32% | 5.34%
Derivative, Average Fixed Interest Rate | 3.67% | 3.67%
Interest rate swaps on loans [Member] |  |
Details of derivative positions for interest rate swaps which qualify as hedges for accounting purposes |  |
Fair Value | $ (34,008) | $ (27,350)
Derivative, Notional Amount | $ 800,000 | $ 850,000
Derivative, Average Remaining Maturity | 2 years 4 months 24 days | 2 years 6 months
Derivative, Average Variable Interest Rate | 5.33% | 5.36%
Derivative, Average Fixed Interest Rate | 2.70% | 2.72%
Interest rate collars on loans [Member] |  |
Details of derivative positions for interest rate swaps which qualify as hedges for accounting purposes |  |
Fair Value | $ (4,679) | $ (4,714)
Derivative, Notional Amount | $ 300,000 | $ 350,000
Derivative, Average Remaining Maturity | 1 year 5 months 19 days | 1 year 5 months 23 days
Derivative, Average Variable Interest Rate | 5.43% | 5.45%
Derivative, Average Cap Interest Rate | 3.09% | 3.09%
Derivative, Average Floor Interest Rate | 2.01% | 2.12%
Interest Rate Swap [Member] |  |
Details of derivative positions for interest rate swaps which qualify as hedges for accounting purposes |  |
Fair Value | $ (31,992) | $ (30,163)
Derivative, Notional Amount | $ 1,500,000 | $ 1,600,000

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- Definition Average cap rate on a group of interest rate derivatives, such as interest rate caps or collars. If market rates exceed the cap rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
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- Definition Average fixed interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition Average floor rate on a group of interest rate derivatives, such as interest rate floor or collars. If market rates fall below the floor rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
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- Definition Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Average variable interest rate related to the group of interest rate derivatives. + References No definition available. + Details
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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-10 + Details
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