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Earnings (Loss) Per Common Share - Historical Net Income and Weighted Average Number of Shares of Common Stock Outstanding (Detail)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Earnings Per Share [Abstract]      
Weighted average number of shares of common stock outstanding 23,412 23,880 27,429
Shares assumed issued (less shares assumed purchased for treasury) for stock-based compensation    119 226
Outstanding shares for diluted earnings (loss) per share calculation 23,412 23,999 27,655