XML 56 R34.htm IDEA: XBRL DOCUMENT v2.3.0.15
Uncertain Tax Positions (Tables)
9 Months Ended
Sep. 30, 2011
Uncertain Tax Positions [Abstract] 
Reconciliation of unrecognized tax benefits
As of December 31, 2010, the Company had approximately $1.8 million of total gross unrecognized tax benefits.  If these benefits were recognized, they would favorably affect the net effective income tax rate in any future period.  As of September 30, 2011, the Company had approximately $2.6 million of total gross unrecognized tax benefits.  If recognized, these benefits would favorably affect the net effective income tax rate in any future period. A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands of dollars):

(Thousands of dollars)
   
     
Balance at January 1, 2011
 $1,838 
      
Gross increases- current year tax positions
  763 
Gross increases- tax positions from prior periods
  109 
Gross decreases- tax positions from prior periods
  (108)
      
Balance at September 30, 2011
 $2,602