Borrowings - Subordinated Debt (Details)	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2003 USD ($) trust
Debt Instrument [Line Items]
Net proceeds from sale of common stock under employee stock purchase program	$ 1,212,000	$ 1,480,000	$ 978,000
Subordinated debt, net
Debt Instrument [Line Items]
Number of separate trusts | trust				2
Subordinated debt, net | Floating Rate Trust Preferred Securities Trust I
Debt Instrument [Line Items]
Preferred securities issued to form the trust				$ 9,000,000
Issuance of subordinated debt, net of issuance costs				9,280,000
Net proceeds from sale of common stock under employee stock purchase program				280,000
Subordinated debt, net | Floating Rate Trust Preferred Securities Trust II
Debt Instrument [Line Items]
Preferred securities issued to form the trust				21,000,000
Issuance of subordinated debt, net of issuance costs				21,650,000
Net proceeds from sale of common stock under employee stock purchase program				$ 650,000
Subordinated debt, net | Fixed To Floating Rate Note
Debt Instrument [Line Items]
Total Debt Outstanding			$ 100,000,000
Long-term debt, term			10 years