Income Taxes (Schedule of Provision for Income Taxes) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Current income tax expense
Federal	$ 184,000	$ 222,000
State and local	60,000	85,000
Total Current income tax expense	244,000	307,000
Deferred income tax expense
Federal	35,000	47,000
State and local	256,000	43,000
Total Deferred income tax expense	291,000	90,000
Total Provision for income taxes	$ 535,000	$ 397,000