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Income Taxes (Details 1) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Current: |  |  |
Federal | $ 11,945 | $ (1,083) | $ 8,722
State | 3,038 | 738 | 1,571
Foreign | 1,338 | 843 | 1,144
Total current | 16,321 | 498 | 11,437
Deferred: |  |  |
Federal | (4,449) | 13,485 | 2,301
State | (736) | 1,186 | 1,025
Foreign | (5,200) | 466 | (970)
Total deferred | (10,385) | 15,137 | 2,356
Income tax provision | $ 5,936 | $ 15,635 | $ 13,793

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