Stock Repurchase Program

12 Months Ended

Dec. 31, 2012

Equity [Abstract]

Stock Repurchase Program

Stock Repurchase Program

In February 2012, ANSYS announced that its Board of Directors approved an increase to its authorized stock repurchase program. Under the Company’s stock repurchase program, ANSYS repurchased 1.5 million shares during the year ended December 31, 2012 at an average price per share of $63.65, for a total cost of $95.5 million. During the year ended December 31, 2011, the Company repurchased 247,443 shares at an average price per share of $51.34, for a total cost of $12.7 million. As of December 31, 2012, 1.5 million shares remained authorized for repurchase under the program.