Income Taxes (Significant components of the provision for income taxes) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal									$ 2,800,000	$ 3,080,000	$ 850,000
State									1,065,000	985,000	400,000
Total current									3,865,000	4,065,000	1,250,000
Deferred income tax expense (benefit)									935,000	195,000	(545,000)
Total Income Tax Provision	$ 1,450,000	$ 1,295,000	$ 1,575,000	$ 480,000	$ 1,230,000	$ 1,375,000	$ 1,325,000	$ 330,000	$ 4,800,000	$ 4,260,000	$ 705,000