Share-Based Compensation | 3 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Sep. 30, 2011 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Notes to Financial Statements [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Share-Based Compensation | Share-Based Compensation - Pursuant to applicable accounting guidance for share-based payments, companies must recognize the cost of employee services received in exchange for awards of equity instruments based on the grant-date fair value of those awards. Total share-based compensation for the three months ended September 30, 2011 and 2010 are summarized in the following table (amounts in millions):
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