Warranty (Tables)

12 Months Ended

Mar. 31, 2013

Analysis Of Changes In Liability For Product Warranties

An analysis of changes in the liability for product warranties is as follows:

Balance at March 31, 2010	$	31,739
Current year provisions		20,565
Costs incurred		(17,499	)
Foreign exchange and other		1,201
Balance at March 31, 2011		36,006
Current year provisions		26,841
Costs incurred		(20,185	)
Foreign exchange and other		(595	)
Balance at March 31, 2012		42,067
Current year provisions		19,724
Costs incurred		(20,945	)
Foreign exchange and other		1,745
Balance at March 31, 2013	$	42,591