Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Income (Tables)

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Accumulated Other Comprehensive Income (Tables)
 12 Months Ended
Mar. 31, 2012
Accumulated Other Comprehensive Income [Abstract]  
Components of accumulated other comprehensive income
                         
 (Millions of US dollars)   31 March
2012		   31 March
2011

Pension and post-retirement benefit adjustments

     $         (0.3 )          $         (0.3 )     

Unrealised gain on investments

     2.6           2.5      

Foreign currency translation adjustments

     47.1           53.0      
   

 

 

  

 

 

Total accumulated other comprehensive income

     $ 49.4           $ 55.2