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EPS - Additional Information (Detail)
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12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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| Earnings Per Share [Abstract] | |||
| Basic weighted average common shares outstanding | 10,595,000 | 10,585,000 | 10,570,000 |
| Weighted average diluted shares outstanding increased | 2,000 | 14,000 | |
| Stock options not exercised | 68,500 | 112,500 | 81,000 |