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Income Taxes (Income Tax Components) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Current: |  |  |
Federal | $ 20,849 | $ 9,814 | $ 1,748
State | 3,353 | 1,447 | 522
Foreign | 2,645 | 1,465 | 412
Total Current | 26,847 | 12,726 | 2,682
Deferred: |  |  |
Federal | 5,467 | 3,759 | 2,271
State | 565 | 488 | 0
Foreign | (822) | (261) | (212)
Total Deferred | 5,210 | 3,986 | 2,059
Change in Valuation Allowance | 246 | 454 | 215
Total | $ 32,303 | $ 17,166 | $ 4,956

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