Leases - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2021 USD ($) branch lease lease_renewal_option	Dec. 31, 2022 USD ($)	Dec. 31, 2020 USD ($)
Lessee, Lease, Description [Line Items]
Lessee, number of operating leases | lease	58
Lessee, number of finance leases | branch	1
Lessee, number of total operating leases, noncurrent | lease	48
Lessee, number of total finance leases, noncurrent | branch	1
Lessee, operating and finance lease, number of options to renew | lease_renewal_option	1
Operating lease right-of-use assets	$ 48,453		$ 49,537
Operating lease liabilities	$ 54,232		$ 55,187
Forecast | Corporate headquarters
Lessee, Lease, Description [Line Items]
Operating lease right-of-use assets		$ 29,000
Operating lease liabilities		$ 30,000
Minimum
Lessee, Lease, Description [Line Items]
Lessee, operating and finance lease, term of contract	1 year
Lessee, operating and finance lease, renewal term	20 years
Maximum
Lessee, Lease, Description [Line Items]
Lessee, operating and finance lease, term of contract	34 years