Share-Based Compensation - Restricted Stock (Details) - Restricted Stock - USD ($)		12 Months Ended
	Mar. 01, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restricted Stock Activity
Outstanding at the beginning of the period (in shares)		50,506
Assumed restricted stock shares from ACBI merger (in shares)	84,224
Vested (in shares)		(31,537)
Forfeited (in shares)		(2,721)
Outstanding at the end of the period (in shares)		16,248	50,506
Weighted-Average Grant-Date Fair Value
Outstanding at the beginning of the period (in dollars per share)		$ 89.12
Vested (in dollars per share)		89.29
Forfeited (in dollars per share)		90.00
Outstanding at the end of the period (in dollars per share)		$ 88.63	$ 89.12
Additional disclosures
Total unrecognized compensation cost related to nonvested restricted stock and RSUs granted		$ 598,000
Weighted-average period over which unrecognized compensation cost is expected to be recognized		9 months
Total fair value of shares vested during the period		$ 2,400,000	$ 2,500,000	$ 448,000,000,000
Vesting schedule of shares
2024		11,373
2025		4,875
Total		16,248	50,506
Minimum
Additional disclosures
Vesting period		2 years
Maximum
Additional disclosures
Vesting period		4 years