v2.4.0.8
Net Income (Loss) and Dividends per Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Numerator [Abstract]        
Net income (loss) $ (1,614) $ 5,485 $ (1,581) $ 11,777
Denominator [Abstract]        
Weighted-average shares outstanding (in shares) 16,741,000 17,219,000 16,703,000 17,201,000
Effect of unvested restricted stock awards considered participating securities (in shares) 243,000 394,000 279,000 394,000
Weighted-average shares outstanding - basic (in shares) 16,984,000 17,613,000 16,982,000 17,595,000
Weighted-average shares outstanding - diluted (in shares) 16,984,000 17,613,000 16,982,000 17,595,000
Net income (loss) per share - basic (in dollars per share) $ (0.10) $ 0.31 $ (0.09) $ 0.67
Net income (loss) per share - diluted (in dollars per share) $ (0.10) $ 0.31 $ (0.09) $ 0.67
Cash dividends declared per share (in dollars per share) $ 0 [1] $ 0.06 [1] $ 0.06 [1] $ 0.18 [1]
Stock options [Member]
        
Denominator [Abstract]        
Effect of dilutive common stock options and restricted stock units (in shares) 0 0 0 0
Stock options and restricted stock units excluded from the calculation of diluted earnings per share because their effect would have been anti-dilutive 782,000 1,209,000 1,319,000 1,346,000
Restricted stock units [Member]
        
Denominator [Abstract]        
Effect of dilutive common stock options and restricted stock units (in shares) 0 0 0 0
[1] The Company suspended quarterly dividend payments during the three months ended June 30, 2013.