Goodwill, Core Deposit Intangible and Other Intangible Assets - Summary of Changes in Goodwill, Core Deposit Intangible Assets and Customer Relationship Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Schedule Of Goodwill And Intangible Assets [Line Items]
Beginning balance, Goodwill	$ 181,705	$ 148,353	$ 181,705	$ 148,353
Ending balance, Goodwill	181,705	148,353	181,705	148,353
Amortization	(1,345)	(1,455)	(2,690)	(2,910)
Core Deposits
Schedule Of Goodwill And Intangible Assets [Line Items]
Beginning balance	19,115	7,498	20,393	8,886
Amortization	(1,278)	(1,388)	(2,556)	(2,776)
Ending balance	17,837	6,110	17,837	6,110
Accumulated amortization	$ 54,879	$ 49,356	$ 54,879	$ 49,356
Weighted average remaining amortization period	7 years 10 months 24 days	4 years 9 months 18 days	7 years 10 months 24 days	4 years 9 months 18 days
Customer Relationships
Schedule Of Goodwill And Intangible Assets [Line Items]
Beginning balance	$ 1,313	$ 1,581	$ 1,380	$ 1,648
Amortization	(67)	(67)	(134)	(134)
Ending balance	1,246	1,514	1,246	1,514
Accumulated amortization	$ 1,970	$ 1,702	$ 1,970	$ 1,702
Weighted average remaining amortization period	4 years 8 months 12 days	5 years 8 months 12 days	4 years 8 months 12 days	5 years 8 months 12 days