Summary of Significant Accounting Policies - Schedule of Accumulated Other Comprehensive Income, Net of Tax (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 1,192,844	$ 1,204,413	$ 1,077,492	$ 992,477	$ 1,204,413	$ 992,477
Other comprehensive income (loss) before reclassifications	(11,413)		(34,321)		(56,497)	32,452
Amounts reclassified from AOCI	1,594		(690)		3,160	(1,796)
Other comprehensive (loss)/income net of tax	(9,819)	(43,518)	(35,011)	65,667	(53,337)	30,656
Ending balance	1,212,348	1,192,844	1,180,215	1,077,492	1,212,348	1,180,215
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(39,665)	3,853	51,744	(13,923)	3,853	(13,923)
Other comprehensive (loss)/income net of tax	(9,819)	(43,518)	(35,011)	65,667
Ending balance	(49,484)	(39,665)	16,733	51,744	(49,484)	16,733
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest | Available-for-Sale Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(75,083)	(6,932)	38,491	(13,937)	(6,932)	(13,937)
Other comprehensive income (loss) before reclassifications	(23,839)		(28,751)		(91,986)	24,459
Amounts reclassified from AOCI	(2)		(786)		(6)	(1,568)
Other comprehensive (loss)/income net of tax	(23,841)		(29,537)		(91,992)	22,891
Ending balance	(98,924)	(75,083)	8,954	38,491	(98,924)	8,954
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Including Noncontrolling Interest | Held-to-Maturity Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	16,134	16,153	21,125	22,829	16,153	22,829
Other comprehensive income (loss) before reclassifications	0		0		0	0
Amounts reclassified from AOCI	684		(1,306)		665	(3,010)
Other comprehensive (loss)/income net of tax	684		(1,306)		665	(3,010)
Ending balance	16,818	16,134	19,819	21,125	16,818	19,819
Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	19,284	(5,368)	(7,872)	(22,815)	(5,368)	(22,815)
Other comprehensive income (loss) before reclassifications	12,426		(5,570)		35,489	7,993
Amounts reclassified from AOCI	912		1,402		2,501	2,782
Other comprehensive (loss)/income net of tax	13,338		(4,168)		37,990	10,775
Ending balance	$ 32,622	$ 19,284	$ (12,040)	$ (7,872)	$ 32,622	$ (12,040)