Goodwill and Other Intangible Assets, Summary of Core Deposit and Other Intangibles (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Summary of core deposit intangibles and other intangibles
Other intangible amortization	$ 2,203	$ 2,203	$ 6,608	$ 6,642
Core Deposit Intangibles
Summary of core deposit intangibles and other intangibles
Gross carrying amount at the beginning of period					$ 88,109	$ 88,109
Accumulated amortization	(36,624)		(36,624)		(30,016)
Total estimated amortization expense	51,485		51,485		58,093
Other intangible amortization			6,608		8,811
Other Intangibles
Summary of core deposit intangibles and other intangibles
Gross carrying amount at the beginning of period					0	$ 2,000
Accumulated amortization	0		0		(683)
Total estimated amortization expense	$ 0		0		0
Other intangible amortization			0		33
Other Intangibles | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Summary of core deposit intangibles and other intangibles
Reductions due to sale			$ 0		$ (1,317)