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Share Repurchase
6 Months Ended
Dec. 31, 2011
Comprehensive Income, Share Repurchase and Restricted Stock Unit Withholdings [Abstract]  
Share Repurchase
15.   Share Repurchase
    As of December 31, 2011, we have a $175.0 million share repurchase program which was originally authorized by our Board of Directors in May 2007 for $100.0 million and increased to $175.0 million in May 2008. We had no repurchases for the three and six months ended December 31, 2011 and January 1, 2011. As of December 31, 2011, we had approximately $57.9 million remaining under this authorization.