Derivative Instruments and Hedging Activities - Cash Flow Hedge Agreements (Details) - Designated as Hedging Instrument - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
2024 Interest Rate Swaps
Derivative [Line Items]
Fair value adjustment included in other liabilities	$ 287	$ 0	$ 0
Amount of gain (loss) recognized in AOCI	(287)	0	0
Amount of loss reclassified from AOCI interest expense	0	0	0
2023 Interest Rate Swaps
Derivative [Line Items]
Fair value adjustment included in other liabilities	3,316	0	2,710
Amount of gain (loss) recognized in AOCI	747	0	(2,553)
Amount of loss reclassified from AOCI interest expense	1,353	0	157
Interest Rate Swap, Subordinated Trust Securities
Derivative [Line Items]
Derivative Assets	4,501	6,230	4,998
Amount of gain (loss) recognized in AOCI	(1,226)	125	(1,355)
Amount of loss reclassified from AOCI interest expense	$ 729	$ 660	$ 907