Net Income per Common Share (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Computation of basic and diluted net income per common share:

The computation of basic and diluted net income per common share is as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Net income	$	445,000	$	2,162,000	$	963,000	$	3,848,000
Weighted average common shares outstanding — basic	7,743,000		7,687,000		7,727,000		7,669,000
Effect of dilutive securities	57,000		65,000		73,000		61,000
Weighted average common and potentially issuable common shares outstanding — diluted	7,800,000		7,752,000		7,800,000		7,730,000
Basic net income per common share	$	0.06	$	0.28	$	0.12	$	0.50
Diluted net income per common share	$	0.06	$	0.28	$	0.12	$	0.50