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Repurchases Of Common Shares	6 Months Ended
Repurchases Of Common Shares	Sep. 30, 2011
Repurchases Of Common Shares [Abstract]
Repurchases Of Common Shares	7. Repurchases of Common Shares On August 1, 2011, the Company announced that its Board of Directors provided authorization to repurchase up to 1.6 million of the Company's common shares. Under this authorization, the Company may purchase shares from time to time through open market purchases, including transactions pursuant to Rule 10b5-1 plans, or privately negotiated transactions. Unless renewed, the share repurchase program will expire on March 31, 2012. During the second quarter of fiscal 2012, the Company repurchased 800,000 of its common shares for an aggregate of $6.6 million, representing an average purchase price of $8.27 per common share. As of September 30, 2011, 800,000 common shares remained authorized for repurchase and 9.0 million common shares were held in treasury.