Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

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Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2012
Stockholders' Equity [Abstract]  
Equity attributable to non-controlling interest
         
    Three-Months Ended March 31,   
    2012   2011

Non-controlling interest, January 1

  $     39,966   $     37,631

Net earnings attributable to non-controlling interest

              256               345

Foreign currency translation adjustment

              153               271

Capital contribution by non-controlling interest

                  0               115

Non-controlling interest, March 31

  $     40,375   $     38,362