NET INCOME (LOSS) PER SHARE (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Reconciliation from basic to diluted weighted average common shares outstanding
Basic weighted-average shares of common stock outstanding	16,145,000	16,038,000	16,118,000	15,988,000
Stock options (in shares)		112,000	103,000	121,000
Diluted weighted-average shares of common stock outstanding	16,145,000	16,150,000	16,221,000	16,109,000
Anti-dilutive potential shares excluded from the computation of diluted weighted average shares outstanding (in shares)	105,000	0	5,000	0