NET INCOME PER SHARE (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Reconciliation from basic to diluted weighted average common shares outstanding
Basic weighted-average common shares outstanding	16,038,000	15,915,000	15,988,000	15,873,000
Stock options (in shares)	112,000	108,000	121,000	113,000
Diluted weighted-average common shares outstanding	16,150,000	16,023,000	16,109,000	15,986,000
Stock options
Reconciliation from basic to diluted weighted average common shares outstanding
Anti-dilutive potential shares excluded from the computation of diluted weighted average shares outstanding (in shares)		0		0