Fair Value Measurements - Assets and Liabilities Recorded at Fair Value on a Nonrecurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Assets measured at fair value on a nonrecurring basis	$ 1,811,703
Non Recurring
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other real estate owned	1,635	$ 1,635
Assets measured at fair value on a nonrecurring basis	27,341	33,816
Non Recurring | Commercial
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	7,755	8,121
Non Recurring | Income-producing - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	15,749	17,415
Non Recurring | Owner-occupied - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	33	42
Non Recurring | Real estate mortgage - residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	1,698	1,779
Non Recurring | Construction - commercial and residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		3,093
Non Recurring | Home equity
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	365	366
Non Recurring | Other consumer
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	106
Non Recurring | PPP loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		1,365
Non Recurring | Fair Value, Inputs, Level 1
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other real estate owned	0	0
Assets measured at fair value on a nonrecurring basis	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Commercial
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Income-producing - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Owner-occupied - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Real estate mortgage - residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Construction - commercial and residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		0
Non Recurring | Fair Value, Inputs, Level 1 | Home equity
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 1 | Other consumer
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0
Non Recurring | Fair Value, Inputs, Level 1 | PPP loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		0
Non Recurring | Fair Value, Inputs, Level 2
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other real estate owned	0	0
Assets measured at fair value on a nonrecurring basis	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Commercial
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Income-producing - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Owner-occupied - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Real estate mortgage - residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Construction - commercial and residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		0
Non Recurring | Fair Value, Inputs, Level 2 | Home equity
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0	0
Non Recurring | Fair Value, Inputs, Level 2 | Other consumer
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	0
Non Recurring | Fair Value, Inputs, Level 2 | PPP loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		0
Non Recurring | Fair Value, Inputs, Level 3
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Other real estate owned	1,635	1,635
Assets measured at fair value on a nonrecurring basis	27,341	33,816
Non Recurring | Fair Value, Inputs, Level 3 | Commercial
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	7,755	8,121
Non Recurring | Fair Value, Inputs, Level 3 | Income-producing - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	15,749	17,415
Non Recurring | Fair Value, Inputs, Level 3 | Owner-occupied - commercial real estate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	33	42
Non Recurring | Fair Value, Inputs, Level 3 | Real estate mortgage - residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	1,698	1,779
Non Recurring | Fair Value, Inputs, Level 3 | Construction - commercial and residential
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		3,093
Non Recurring | Fair Value, Inputs, Level 3 | Home equity
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	365	366
Non Recurring | Fair Value, Inputs, Level 3 | Other consumer
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans	$ 106
Non Recurring | Fair Value, Inputs, Level 3 | PPP loans
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Impaired loans		$ 1,365