Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 3)

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Income Taxes (Details 3) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Summary of expected tax provision      
Tax provision, at U.S. federal statutory tax rate $ 1,043 $ 3,597 $ 308
State income tax, net of federal tax benefit 64 449 42
Effect of permanent items 414 487 66
Change in assertion over permanent reinvestment of foreign earnings   (234)  
Effect of return to provision adjustment (81) (113)  
Change in valuation allowance (620)   927
Effect of contract settlement   (1,186)  
Effect of change in state income tax rate 691      
Unrecognized tax benefits 1,105 (25) 106
Effect of foreign tax credits (87)    
Effect of adjustments to state deferred taxes (576)    
Adjustments to state net operating losses 638    
Foreign income taxes (6)   76
Other 18   8
Total $ 2,603 $ 2,975 $ 1,533