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Income Taxes (Income Tax Expense (Benefit), Continuing Operations) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]      
Current - Federal $ 0 $ 0 $ 0
State 846 279 309
Foreign 0 106 0
Current Income Tax Expense (Benefit) 846 385 309
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]      
Deferred - Federal 3,996 393 (16,468)
State 78 152 (3,882)
Foreign (1,265) 1,065 (385)
Deferred Income Tax Expense (Benefit) 2,809 1,610 (20,735)
Income tax provision (benefit) from continuing operations 3,655 1,995 (20,426)
Income tax provision (benefit) from discontinued operations $ (1,031) $ 647 $ (605)