Income Taxes Benefit From (Provision For) Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Income from continuing operations before income taxes and equity method income (loss):      
Domestic $ 39,670 $ 34,873 $ 7,784
Foreign 6,465 8,146 4,866
Income from continuing operations before income taxes and equity method income (loss) 46,135 43,019 12,650
Current:      
Federal 4,297 320 213
State 3,628 1,012 1,290
Foreign (165) 841 955
Total income taxes, current 7,760 2,173 2,458
Deferred:      
Federal 9,755 (64,786) 303
State 24 (2,877) (169)
Foreign 108 371 (70)
Total income taxes, deferred 9,887 (67,292) 64
Income tax provision (benefit) $ 17,647 $ (65,119) $ 2,522