Goodwill and Other Intangible Assets - Textual (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 1,310,528,000	$ 1,310,528,000	$ 1,146,007,000
Goodwill increase		$ 164,500,000
Goodwill impairment	$ 0
Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)		10 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)		15 years
Core Deposit Premium | Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)		10 years
Core Deposit Premium | Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)		15 years