Derivative Instruments and Hedging Activities - Gross Fair Values of Derivatives (Details) - Interest rate swaps - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Assets	$ 0	$ 0
Liabilities	0	0
Derivative asset less than stated amount	500	500
Derivative liability less than stated amount	500	500
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Assets	0	0
Liabilities	0	0
Derivative asset less than stated amount	500	500
Derivative liability less than stated amount	500	500
Reduction of derivative asset related to variation margin settlements	69,000	295,000
Reduction of derivative liability related to variation margin settlements	$ 139,000	$ 10,000

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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