Net Loss per Common Share (Tables)

6 Months Ended

Jun. 30, 2016

Earnings Per Share [Abstract]

Reconciliation of Weighted-Average Shares Used for the Basic Computation and that Used for the Diluted Computation

A reconciliation of weighted-average shares used for the basic computation and that used for the diluted computation is as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2016		2015		2016		2015
Weighted-average shares for basic		4,866,593		4,860,863		4,865,223		4,859,990
Dilutive effect of convertible preferred stock and stock options		122,296		74,327		-		-
Weighted-average shares for diluted		4,988,889		4,935,190		4,865,223		4,859,990