Other Comprehensive (Loss) Income - Activity in AOCI, net of tax (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Securities Available For Sale, Beginning balance			$ (4,023)	$ 15,083
Securities Available For Sale, Other comprehensive income (loss) before reclassifications			(100,651)	(5,630)
Securities Available For Sale, Amounts reclassified from accumulated other comprehensive income			0	(1,568)
Securities Available For Sale, Net other comprehensive income during period			(100,651)	(7,198)
Securities Available For Sale, Ending balance	$ (104,674)	$ 7,885	(104,674)	7,885
Post-retirement Benefit, Beginning balance			(79)	(79)
Post-retirement Benefit, Ending balance	(79)	(79)	(79)	(79)
Cash Flow hedge Derivatives, Beginning balance			674
Cash Flow Hedge Derivatives, Other comprehensive income (loss) before reclassifications			(23,661)	3,502
Cash Flow Hedge Derivatives, Amounts reclassified from accumulated other comprehensive income	1,612	(355)	986	(355)
Net of tax amount	(9,219)	3,147	(22,675)	3,147
Cash Flow hedge Derivatives, Ending balance	(22,001)	3,147	(22,001)	3,147
Accumulated Other Comprehensive Income (Loss), Beginning balance			(3,428)	15,004
Accumulated Other Comprehensive Income (Loss), Other comprehensive income (loss) before reclassifications			(124,312)	(2,128)
Accumulated Other Comprehensive Income (Loss), Amounts reclassified from accumulated other comprehensive income			986	(1,923)
Accumulated Other Comprehensive Income (loss), Net other comprehensive income during period			(123,326)	(4,051)
Accumulated Other Comprehensive Income (Loss), Ending balance	$ (126,754)	$ 10,953	$ (126,754)	$ 10,953