Income Taxes, Continuing Operations - Summary of Income Tax Expense from Continuing Operations (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Current:
Federal	$ 637,000	$ 557,000
State	248,000	208,000
Total	885,000	765,000
Deferred:
Federal	8,000	7,000
State	5,000	2,000
Total	13,000	9,000
Total Income tax expense	$ 898,000	$ 774,000