Nature of Operations and Summary of Significant Accounting Policies - Premises and Equipment (Details)	12 Months Ended
	Dec. 31, 2022
Vehicles
Premises and Equipment
Estimated useful lives	5 years
Minimum | Buildings
Premises and Equipment
Estimated useful lives	7 years
Minimum | Leasehold improvements
Premises and Equipment
Estimated useful lives	2 years
Minimum | Software and intangible assets
Premises and Equipment
Estimated useful lives	5 years
Minimum | Furniture, fixtures and equipment
Premises and Equipment
Estimated useful lives	3 years
Maximum | Buildings
Premises and Equipment
Estimated useful lives	40 years
Maximum | Leasehold improvements
Premises and Equipment
Estimated useful lives	11 years
Maximum | Software and intangible assets
Premises and Equipment
Estimated useful lives	10 years
Maximum | Furniture, fixtures and equipment
Premises and Equipment
Estimated useful lives	15 years