Annual report pursuant to Section 13 and 15(d)

Consolidated Statements Of Shareholders' Equity

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Consolidated Statements Of Shareholders' Equity (USD $)
In Thousands, unless otherwise specified
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Total
Balance, value at Dec. 31, 2008 (Previously Reported [Member])    $ 562 $ 2,406,503 $ (2,148,534) $ (246) $ 258,285
Balance, value (Adjustment [Member]) [1]       (263,454) 263,454      
Balance, value at Dec. 31, 2008 [1]    562 2,143,049 (1,885,080) (246) 258,285
Balance, shares at Dec. 31, 2008 (Previously Reported [Member])    56,222        
Balance, shares (Adjustment [Member]) [1]             
Balance, shares at Dec. 31, 2008 [1]    56,222        
Comprehensive income:            
Net income          72,488    72,488
Foreign currency translation             (8) (8)
Total comprehensive income                72,480
Stock-based compensation expense for equity awards       11,391       11,391
Adjustment to capitalization as a result of the spin-off       406       406
Issuance of common stock from stock-based compensation awards, including tax benefit (value)    3 1,465       1,468
Issuance of common stock from stock-based compensation awards, including tax benefit (shares)    281        
Balance, value at Dec. 31, 2009    565 2,156,311 (1,812,592) (254) 344,030
Balance, shares at Dec. 31, 2009    56,503        
Comprehensive income:            
Net income          98,523    98,523
Foreign currency translation             254 254
Total comprehensive income                98,777
Stock-based compensation expense for equity awards       16,491       16,491
Issuance of common stock from stock-based compensation awards, including tax benefit (value)    15 17,150       17,165
Issuance of common stock from stock-based compensation awards, including tax benefit (shares)    1,464        
Balance, value at Dec. 31, 2010    580 2,189,952 (1,714,069)    476,463
Balance, shares at Dec. 31, 2010    57,967        
Comprehensive income:            
Net income           123,070
Total comprehensive income          123,070    123,070
Stock-based compensation expense for equity awards       18,908       18,908
Cash dividend declared on common stock       (7,384)       (7,384)
Issuance of common stock from stock-based compensation awards, including tax benefit (value)    12 6,689       6,701
Issuance of common stock from stock-based compensation awards, including tax benefit (shares)    1,238        
Repurchases of common stock (value)    (8) (28,053)       (28,061)
Repurchases of common stock (shares)    (791)        
Balance, value at Dec. 31, 2011    $ 584 $ 2,180,112 $ (1,590,999)    $ 589,697
Balance, shares at Dec. 31, 2011    58,414        
[1] See Note 1 of Notes to Consolidated Financial Statements under the subheading "Restatement of Previously Issued Financial Information."