Derivatives and Hedging Activities - Interest Rate Swap Gains or Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pre-Tax Gains or Losses
Amount of gain recognized in OCI	$ 7,809	$ 901	$ (472)
Amount of gain reclassified from OCI to interest expense	817	0	0
TBA hedge
Pre-Tax Gains or Losses
Amount of gain recognized in OCI	7,809	901	(472)
Amount of gain reclassified from OCI to interest expense	$ 817	$ 0	$ 0