EARNINGS (LOSS) PER SHARE (Tables)

6 Months Ended

Jun. 30, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table sets forth the elements of basic and diluted earnings (loss) per common share:

	Three months ended				Six months ended
	June 30,				June 30,
	2018		2017		2018		2017
Numerator for basic and diluted earnings (loss) per common share:
Net income (loss)	$	305,000	$	16,000	$	370,000	$	(44,000	)
Denominator:
Denominator for basic earnings (loss) per share - weighted average common shares outstanding		3,592,000		3,611,000		3,588,000		3,605,000
Dilutive securities (1)		90,000		109,000		126,000		—
Denominator for diluted earnings (loss) per share -  weighted average common shares outstanding		3,682,000		3,720,000		3,714,000		3,605,000

(1) Dilutive securities consist of “in the money” stock options.

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The weighted average of anti-dilutive stock options outstanding was as follows:

	Three months ended				Six months ended
	June 30,				June 30,
	2018		2017		2018		2017
Weighted average antidilutive stock options outstanding		—		49,000		25,000		60,000