Summary of Significant Accounting Policies - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) segment trust large_borrower shares	Dec. 31, 2020 USD ($) shares	Dec. 31, 2019 USD ($) shares	Jan. 01, 2021 USD ($)	Dec. 31, 2018 USD ($)
Accounting Policy [Line Items]
Number of wholly-owned Trusts | trust	1
Number of operating business lines | segment	2
Maturity period of securities at acquisition	90 days
Advertising, promotion and marketing expenses	$ 2,741	$ 2,320	$ 2,373
Anti-dilutive shares (in shares) | shares	0	45,062	0
Commercial and construction loans	$ 572,700	$ 728,200
PPP loans	$ 1,402,147	1,422,914
Large borrowing relationships | large_borrower	32
Unfunded commitments to large borrowers	$ 153,300
Increase in retained earnings	237,817	221,575	$ 207,117		$ 205,947
Decrease in ACL on loans	(11,739)	(21,136)	(19,088)
Increase in ACL on unfunded commitments	1,100	187
Decrease in deferred tax assets	(3,278)	(1,980)	(2,535)
Assets	2,724,719	2,121,798	1,643,996
Loans	1,413,886	1,444,050
Junior subordinated debentures	10,310	10,310
Derivative notional amount	212,600	196,000
LIBOR
Accounting Policy [Line Items]
Assets	180,500
Loans	102,200
Debt securities	78,100
Junior subordinated debentures	10,000
Derivative notional amount	143,200
LIBOR | Interest rate swaps | Subordinated Debt
Accounting Policy [Line Items]
Derivative notional amount	10,000
LIBOR | Commercial Banking Customers | Interest rate swaps
Accounting Policy [Line Items]
Derivative notional amount	71,600
LIBOR | Third Party Financial Institutions | Interest rate swaps
Accounting Policy [Line Items]
Derivative notional amount	71,600
LIBOR | Third Party Institutions | Interest rate swaps
Accounting Policy [Line Items]
Derivative notional amount	81,600
Purchased Receivable
Accounting Policy [Line Items]
Decrease in ACL on purchased receivables	0	(73)	(94)		(190)
Cumulative effect, period of adoption, adjustment
Accounting Policy [Line Items]
Increase in retained earnings		2,400	0
Decrease in ACL on loans		4,511		$ 4,500
Increase in ACL on unfunded commitments				1,200
Decrease in deferred tax assets				954
Cumulative effect, period of adoption, adjustment | Purchased Receivable
Accounting Policy [Line Items]
Decrease in ACL on purchased receivables		73		73
Retained Earnings
Accounting Policy [Line Items]
Increase in retained earnings	$ 204,046	173,498	149,615		$ 137,452
Retained Earnings | Cumulative effect, period of adoption, adjustment
Accounting Policy [Line Items]
Increase in retained earnings		2,400	(139)	$ 2,400
Customer Concentration Risk | Financing Receivable | 32 Large Borrowing Relationships
Accounting Policy [Line Items]
Concentration risk, percent	33.00%
Commercial
Accounting Policy [Line Items]
Decrease in ACL on loans	$ (3,027)	(7,973)	$ (6,604)
Loans	448,338	772,468
Commercial | PPP Loans
Accounting Policy [Line Items]
PPP loans	$ 118,200	$ 304,600
Buildings
Accounting Policy [Line Items]
Useful Life	39 years
Minimum | Furniture and equipment
Accounting Policy [Line Items]
Useful Life	3 years
Minimum | Leasehold improvements
Accounting Policy [Line Items]
Useful Life	2 years
Maximum | Furniture and equipment
Accounting Policy [Line Items]
Useful Life	7 years
Maximum | Leasehold improvements
Accounting Policy [Line Items]
Useful Life	15 years
Pacific Wealth Advisors Llc
Accounting Policy [Line Items]
Equity interest percentage	24.00%
HomeState Mortgage LLC
Accounting Policy [Line Items]
Equity interest percentage	30.00%