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NET INCOME PER SHARE (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |  |
Basic weighted-average common shares outstanding | 15,535,000 | 15,394,000 | 15,495,000 | 15,389,000
Stock options (in shares) | 74,000 | 103,000 | 86,000 | 102,000
Diluted weighted-average common shares outstanding | 15,609,000 | 15,497,000 | 15,581,000 | 15,491,000
Anti-dilutive securities excluded from computation of earnings per share |  |  |  |
Anti-dilutive stock options excluded from computation of earnings per share | 381,000 | 293,000 | 353,000 | 245,000

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