Share-Based Compensation - Stock Options (Details) - USD ($)	9 Months Ended	23 Months Ended	44 Months Ended	128 Months Ended
	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2022	Sep. 30, 2022
Additional disclosures
Intrinsic value of stock option shares exercised	$ 1,507,000
2004 plan
Additional disclosures
Granted (in shares)				0
2012 plan
Additional disclosures
Granted (in shares)			0
2019 plan
Additional disclosures
Granted (in shares)		0
2020 plan
Share-Based Compensation
Number of shares registered	2,072,245	2,072,245	2,072,245	2,072,245
Stock Options
Share-Based Compensation
Vesting percentage	25.00%
Vesting period	4 years
Expiration period	10 years
Number of shares
Outstanding at the beginning of the period (in shares)	185,125
Assumed stock options and warrants from ACBI merger (in shares)	23,410
Exercised (in shares)	(37,236)
Expired (in shares)	(2,638)
Outstanding at the end of the period (in shares)	168,661	168,661	168,661	168,661
Exercisable at the end of the period (in shares)	168,661	168,661	168,661	168,661
Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 63.03
Assumed stock options and warrants from ACBI merger (in dollars per share)	40.73
Exercised (in dollars per share)	40.78
Expired (in dollars per share)	40.29
Outstanding at the end of the period (in dollars per share)	65.20	$ 65.20	$ 65.20	$ 65.20
Exercisable at the end of the period (in dollars per share)	$ 65.20	$ 65.20	$ 65.20	$ 65.20
Weighted-Average Remaining Contractual Life
Outstanding at the end of the period	3 years 3 months 21 days
Exercisable at the end of the period	3 years 3 months 21 days
Aggregate Intrinsic Value
Outstanding at the end of the period	$ 3,033,000	$ 3,033,000	$ 3,033,000	$ 3,033,000
Exercisable at the end of the period	$ 3,033,000	3,033,000	3,033,000	3,033,000
Additional disclosures
Granted (in shares)	0
Total unrecognized compensation cost related to non vested stock option grants	$ 0	$ 0	$ 0	$ 0