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Treasury Stock	6 Months Ended
	Jun. 30, 2011
Treasury Stock Note Disclosure [Abstract]
Treasury Stock	11. Treasury Stock On August 16, 2010, the University announced that its Board of Directors had authorized the University to repurchase up to $25,000 of common stock, from time to time, depending on market conditions and other considerations. The expiration date on the repurchase authorizations is September 30, 2011 and repurchases occur at the University’s discretion. Repurchases may be made in the open market or in privately negotiated transactions, pursuant to the applicable Securities and Exchange Commission rules. The amount and timing of future share repurchases, if any, will be made as market and business conditions warrant. Since the approval of the share repurchase plan, the University has purchased 1,607 shares of common stock shares at an aggregate cost of $23,151 which includes 1,557 shares of common stock at an aggregate cost of $22,369 during the six months ended June 30, 2011, which are recorded at cost in the accompanying consolidated balance sheets and consolidated statement of stockholders’ equity.

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- Definition

This element may be used to capture the complete disclosure pertaining to an entity's treasury stock, including the average cost per share, carrying basis for each class of treasury stock, description of share repurchase program authorized by an entity's Board of Directors, the treatment of the purchase price in excess of the current market value, number of shares held for each class of treasury stock, and other information necessary to a fair presentation.

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