Treasury Stock	9 Months Ended
Sep. 30, 2016
Equity [Abstract]
Treasury Stock	10. Treasury Stock The Board of Directors has authorized the University to repurchase up to $175,000 in aggregate of common stock, from time to time, depending on market conditions and other considerations. The current expiration date on the repurchase authorization is December 31, 2017. 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 its initial approval of the share repurchase plan in 2011, the University has purchased 3,491 shares of common stock at an aggregate cost of $75,782, which includes 416 shares of common stock at an aggregate cost of $15,367 for the nine months ended September 30, 2016, which are recorded at cost in the accompanying September 30, 2016 consolidated balance sheet and statement of stockholders’ equity. At September 30, 2016, there remained $99,218 available under its share repurchase authorization. Shares repurchased in lieu of taxes are not included in the repurchase plan totals as they were approved in conjunction with the restricted share awards.

10. Treasury Stock

The Board of Directors has authorized the University to repurchase up to $175,000 in aggregate of common stock, from time to time, depending on market conditions and other considerations. The current expiration date on the repurchase authorization is December 31, 2017. 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 its initial approval of the share repurchase plan in 2011, the University has purchased 3,491 shares of common stock at an aggregate cost of $75,782, which includes 416 shares of common stock at an aggregate cost of $15,367 for the nine months ended September 30, 2016, which are recorded at cost in the accompanying September 30, 2016 consolidated balance sheet and statement of stockholders’ equity. At September 30, 2016, there remained $99,218 available under its share repurchase authorization. Shares repurchased in lieu of taxes are not included in the repurchase plan totals as they were approved in conjunction with the restricted share awards.