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Discontinued operations
12 Months Ended
Mar. 31, 2012
Discontinued operations [Abstract]  
Discontinued operations
Note 12:  Discontinued operations
 
On December 23, 2009, the Company sold 100 percent of the shares of the South Korea-based vehicular HVAC business for net cash proceeds of $10,515. The Company recorded a loss on sale, net of taxes, of $611 during fiscal 2010. The Company recorded an additional loss on the sale, net of taxes, of $115 during fiscal 2011 related to legal fees incurred in conjunction with the sale. In fiscal 2010, the Company recognized a loss of $7,646 on the South Korean asset group to reduce their carrying value to the estimated fair value, less costs to sell.