Common Stock	3 Months Ended
Apr. 30, 2016
Equity [Abstract]
Common Stock	Common Stock On December 8, 2015, the Company's board of directors approved a share repurchase program (the “2015 Share Repurchase Program”) authorizing up to $50.0 million of repurchases of shares of the Company's common stock. The 2015 Share Repurchase Program expires in December 2017. The prior share repurchase program (the “2014 Share Repurchase Program”) was approved by the board of directors on September 9, 2014, and authorized share repurchases up to $40.0 million. The 2014 Share Repurchase Program was completed in fiscal 2016. The Company purchased 354,052 shares at an average price of $16.05 per share, excluding commissions, for an aggregate amount of $5.7 million during the thirteen weeks ended April 30, 2016, under the 2015 Share Repurchase Program. As of April 30, 2016, there was $40.2 million remaining available to repurchase shares of the Company's common stock under the 2015 Share Repurchase Program. As of April 30, 2016, the Company held as treasury shares 3,456,404 shares of its common stock at an average price of $14.42 per share, excluding commissions, for an aggregate carrying amount of $49.8 million. The Company’s treasury shares may be issued under the 2010 Equity and Incentive Plan or for other corporate purposes.

Common Stock

On December 8, 2015, the Company's board of directors approved a share repurchase program (the “2015 Share Repurchase Program”) authorizing up to $50.0 million of repurchases of shares of the Company's common stock. The 2015 Share Repurchase Program expires in December 2017. The prior share repurchase program (the “2014 Share Repurchase Program”) was approved by the board of directors on September 9, 2014, and authorized share repurchases up to $40.0 million. The 2014 Share Repurchase Program was completed in fiscal 2016.

The Company purchased 354,052 shares at an average price of $16.05 per share, excluding commissions, for an aggregate amount of $5.7 million during the thirteen weeks ended April 30, 2016, under the 2015 Share Repurchase Program. As of April 30, 2016, there was $40.2 million remaining available to repurchase shares of the Company's common stock under the 2015 Share Repurchase Program.

As of April 30, 2016, the Company held as treasury shares 3,456,404 shares of its common stock at an average price of $14.42 per share, excluding commissions, for an aggregate carrying amount of $49.8 million. The Company’s treasury shares may be issued under the 2010 Equity and Incentive Plan or for other corporate purposes.