Annual report pursuant to Section 13 and 15(d)

Description of Business and Basis of Presentation (Details)

v2.4.0.6
Description of Business and Basis of Presentation (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Deferred tax asset $ 64,383       $ 65,743       $ 64,383 $ 65,743    
Total assets 378,173       369,707       378,173 369,707    
Retained deficit (122,543)       (125,290)       (122,543) (125,290)    
Total stockholders' equity 205,971       201,202       205,971 201,202 15,810 (80,854)
Total liabilities and stockholders' equity 378,173       369,707       378,173 369,707    
Income tax benefit                 2,223 (69,283) (174)  
Net income (435) (1,105) 3,799 488 73,949 8,406 19,877 4,164 2,747 106,396 8,386  
Net income per common share - Basic (in dollars per share) $ (0.01) $ (0.03) $ 0.10 $ 0.01 $ 1.88 $ 0.21 $ 0.51 $ 0.12 $ 0.07 $ 2.81 $ 0.29  
Net income per common share - Diluted (in dollars per share) $ (0.01) $ (0.03) $ 0.09 $ 0.01 $ 1.85 $ 0.21 $ 0.50 $ 0.12 $ 0.07 $ 2.76 $ 0.28  
As Reported [Member]
                       
Deferred tax asset         63,496         63,496    
Total assets         367,460         367,460    
Retained deficit         (127,537)         (127,537)    
Total stockholders' equity         198,955         198,955    
Total liabilities and stockholders' equity         367,460         367,460    
Income tax benefit                   (67,036)    
Net income                   104,149    
Net income per common share - Basic (in dollars per share)                   $ 2.75    
Net income per common share - Diluted (in dollars per share)                   $ 2.70    
Adjustment [Member]
                       
Deferred tax asset         2,247         2,247    
Total assets         2,247         2,247    
Retained deficit         2,247         2,247    
Total stockholders' equity         2,247         2,247    
Total liabilities and stockholders' equity         2,247         2,247    
Income tax benefit                   (2,247)    
Net income                   2,247    
Net income per common share - Basic (in dollars per share)                   $ 0.06    
Net income per common share - Diluted (in dollars per share)                   $ 0.06    
As Adjusted [Member]
                       
Deferred tax asset         65,743         65,743    
Total assets         369,707         369,707    
Retained deficit         (125,290)         (125,290)    
Total stockholders' equity         201,202         201,202    
Total liabilities and stockholders' equity         369,707         369,707    
Income tax benefit                   (69,283)    
Net income                   $ 106,396    
Net income per common share - Basic (in dollars per share)                   $ 2.81    
Net income per common share - Diluted (in dollars per share)                   $ 2.76