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Supplemental Cash Flow Disclosures (Tables)
3 Months Ended
Sep. 30, 2011
Supplemental Cash Flow Disclosures [Abstract] 
Supplemental Cash Flow Disclosures
                 
 Three months ended September 30 (in thousands)   2011     2010    

 Cash paid during the period for:

                

Interest

   $ 1,072     $           1,293    

Income taxes

               11,213       7,432    
     

 Supplemental disclosure of non-cash information:

                

Contribution of capital stock to employees’ defined contribution benefit plans

     -           948