Income (loss) per Common Share (Tables)

3 Months Ended

Mar. 31, 2021

Income per Common Share [Abstract]

Schedule of reconciliation of net income per share

A reconciliation of net income per share is as follows (in thousands, except per share data): 

	Three-Month  Periods Ended March 31,
	2021		2020
Numerator:
Net income (loss)	$	1,131	$	(111	)
Denominator:
Weighted average common shares outstanding		5,322		5,267
Dilutive potential common shares		20		—
Shares used in diluted net income (loss) per common share calculations		5,342		5,267
Basic net income (loss) per common share	$	0.21	$	(0.02	)
Diluted net income (loss) per common share	$	0.21	$	(0.02	)