Computation of (Loss)/Earnings Per Share (Details) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018
(Loss)/earnings per share:
Net (loss)/income	$ (77,600)	$ (1,308,200)	$ (81,100)	$ 317,300	$ (1,385,800)	$ 236,200
Weighted average shares outstanding for the period	1,545,884		1,416,699		1,545,884	1,416,699
Basic (loss)/earnings per share	$ (0.05)		$ (0.06)		$ (0.90)	$ 0.17
Diluted (loss)/earnings per share	$ (0.05)		$ (0.06)		$ (0.90)	$ 0.17