Loans and Allowance - Narrative (Details)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) loan	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Jan. 01, 2021 USD ($)	Dec. 31, 2020 USD ($)
Receivables [Abstract]
Loans held for sale	$ 9,060,000		$ 9,060,000		$ 11,187,000
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	11,397,417,000		11,397,417,000		9,241,861,000
Loans with an origination year of 2021	3,037,758,000		3,037,758,000		2,456,983,000
Loans with an origination year of 2020	2,281,070,000		2,281,070,000		778,086,000
Non-Accrual Loans	45,970,000		45,970,000		43,062,000
Interest income recognized on non-accrual loans	0	$ 0	0	$ 0
Individually evaluated for impairment	88,044,000		88,044,000		39,531,000
Allowance for credit losses - Loans	226,275,000	199,775,000	226,275,000	199,775,000	195,397,000	$ 195,984,000	$ 201,082,000		$ 130,648,000
Allowance for credit losses increased	30,300,000		30,900,000
Allowance for credit losses on PCD loans	16,599,000		16,599,000
CECL Day 1 non-PCD provision for credit losses	13,955,000		13,955,000
Loans charged off	1,432,000	1,719,000	1,897,000	6,034,000
Recoveries on loans	$ 1,169,000	$ 412,000	$ 2,221,000	$ 1,106,000
Standby letters of credit usual term	2 years		2 years
Off-balance sheet commitments	$ 23,300,000		$ 23,300,000			$ 20,500,000
CECL Day 1 unfunded commitments provision for credit losses	2,800,000
Loan commitments to extend credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amounts of commitments	4,534,577,000		4,534,577,000		3,917,215,000
Standby letters of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amounts of commitments	38,712,000		38,712,000		34,613,000
Level One
Accounts, Notes, Loans and Financing Receivable [Line Items]
Non-Accrual Loans	9,400,000		9,400,000
Individually evaluated for impairment	58,200,000		58,200,000
Allowance for credit losses - Loans	16,900,000		16,900,000
Allowance for credit losses on PCD loans	16,600,000
CECL Day 1 non-PCD provision for credit losses			14,000,000
Loans charged off	263,000		263,000
Recoveries on loans	324,000		324,000
CECL Day 1 unfunded commitments provision for credit losses			2,800,000
Level One | Loan commitments to extend credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amounts of commitments	484,000,000		484,000,000
Level One | Standby letters of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Amounts of commitments	3,300,000		3,300,000
Cumulative effect of ASC 326 adoption
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses - Loans									$ 74,055,000
Off-balance sheet commitments								$ 20,500,000
Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	46,900,000		46,900,000		34,700,000
Increase in past due loans			12,100,000
60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	22,857,000		22,857,000		7,056,000
Increase in past due loans			15,800,000
PPP loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	32,900,000		32,900,000		106,600,000
Loans with an origination year of 2021	32,800,000		32,800,000		100,300,000
Loans with an origination year of 2020	183,000,000		183,000,000		6,300,000
PPP loans | Level One
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	14,000,000		14,000,000
Commercial And Non-Owner-Occupied Commercial Real Estate Loans | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans					$ 20,000,000
Number of loans | loan					2
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,813,297,000		1,813,297,000		$ 1,159,127,000
Loans with an origination year of 2021	518,063,000		518,063,000		356,660,000
Loans with an origination year of 2020	431,584,000		431,584,000		104,819,000
Non-Accrual Loans	11,511,000		$ 11,511,000		9,153,000
Percentage of troubled debt restructured loans		76.00%	100.00%	65.00%
Mortgage loans with formal foreclosure proceedings	2,300,000	$ 3,200,000	$ 2,300,000	$ 3,200,000
Residential | 60-89 Days Past Due
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,683,000		$ 1,683,000		$ 4,255,000