Stock-Based Compensation	3 Months Ended
Aug. 02, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Stock-Based Compensation	3. Stock-Based Compensation Incentive Stock Option Awards We did not grant any incentive stock option awards through the first quarter of fiscal 2016. At August 2, 2015, options to purchase 110,100 shares of common stock were outstanding and exercisable, had a weighted average exercise price of $7.75 per share, and a weighted average contractual term of 2.2 years. At August 2, 2015, the aggregate intrinsic value for options outstanding and exercisable was $2.5 million. The aggregate intrinsic value for options exercised for the three months ending August 2, 2015 was $814,000. No options were exercised during the three months ending August 3, 2014. At August 2, 2015, there were no unvested incentive stock option awards. Therefore, there was no unrecognized compensation cost related to incentive stock option awards at August 2, 2015. No compensation expense was recorded on incentive stock options for the three months ended August 2, 2015 and August 3, 2014, respectively. Common Stock Awards We did not grant any common stock awards during the first quarter of fiscal 2016. Time Vested Restricted Stock Awards We did not grant any time vested restricted stock awards through the first quarter of fiscal 2016. At August 2, 2015, there were no outstanding and unvested shares of time vested restricted stock. Therefore, there was no unrecognized compensation cost related to time vested restricted stock awards at August 2, 2015. No compensation expense was recorded on time vested restricted stock awards for the three months ended August 2, 2015. We recorded $4,000 within selling, general, and administrative expense for time vested restricted stock awards for the three month period ending August 3, 2014. During the three month period ending August 3, 2014, 61,667 shares of time vested restricted stock vested and had a weighted average fair value of $257,000 or $4.17 per share. Performance Based Restricted Stock Units Fiscal 2016 Grant On July 15, 2015, certain key members of management were granted performance based restricted stock units which could earn up to 107,554 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $32.23 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years. On July 15, 2015, a non-employee was granted performance based restricted stock units which could earn up to 10,364 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. The fair value of this award is measured at the earlier date of when the performance criteria are met or the end of the reporting period. At August 2, 2015, this grant was unvested and was measured at $30.25 per share, which represents the closing price of the company’s common stock at the end of the reporting period. The vesting of these awards is over the requisite service period of three years. Fiscal 2015 Grant On June 24, 2014, certain key members of management were granted performance based restricted stock units which could earn up to 102,845 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $17.70 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years. On March 3, 2015, a non-employee was granted performance based restricted stock units which could earn up to 28,000 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. The fair value of this award is measured at the earlier date of when the performance criteria are met or the end of the reporting period. At August 2, 2015, this grant was unvested and was measured at $30.25 per share, which represents the closing price of the company’s common stock at the end of the reporting period. The vesting of these awards is over the requisite service period of 16 months and 28 months for performance based restricted stock units which could earn up to 12,000 and 16,000 shares of common stock, respectively. Fiscal 2014 Grant On June 25, 2013, certain key members of management were granted performance based restricted stock units which could earn up to 72,380 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $17.12 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years. Fiscal 2013 Grant On July 11, 2012, certain key members of management were granted performance based restricted stock units which could earn up to 120,000 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $10.21 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years. During the three month period ending August 2, 2015, 115,855 shares of common stock associated with our fiscal 2013 grant vested and had a weighted average fair value of $1.2 million or $10.21 per share. As of August 2, 2015, our fiscal 2013 grant was fully vested. Overall The company recorded compensation expense of $265,000 and $42,000 within selling, general, and administrative expense for performance based restricted stock units for the three month periods ending August 2, 2015 and August 3, 2014, respectively. Compensation cost is recorded based on an assessment each reporting period of the probability if certain performance goals will be met during the vesting period. If performance goals are not probable of occurrence, no compensation cost will be recognized and any recognized compensation cost would be reversed. As of August 2, 2015, the remaining unrecognized compensation cost related to the performance based restricted stock units was $2.9 million, which is expected to be recognized over a weighted average vesting period of 2.5 years.

3. Stock-Based Compensation

Incentive Stock Option Awards

We did not grant any incentive stock option awards through the first quarter of fiscal 2016.

At August 2, 2015, options to purchase 110,100 shares of common stock were outstanding and exercisable, had a weighted average exercise price of $7.75 per share, and a weighted average contractual term of 2.2 years. At August 2, 2015, the aggregate intrinsic value for options outstanding and exercisable was $2.5 million.

The aggregate intrinsic value for options exercised for the three months ending August 2, 2015 was $814,000. No options were exercised during the three months ending August 3, 2014.

At August 2, 2015, there were no unvested incentive stock option awards. Therefore, there was no unrecognized compensation cost related to incentive stock option awards at August 2, 2015.

No compensation expense was recorded on incentive stock options for the three months ended August 2, 2015 and August 3, 2014, respectively.

Common Stock Awards

We did not grant any common stock awards during the first quarter of fiscal 2016.

Time Vested Restricted Stock Awards

We did not grant any time vested restricted stock awards through the first quarter of fiscal 2016.

At August 2, 2015, there were no outstanding and unvested shares of time vested restricted stock. Therefore, there was no unrecognized compensation cost related to time vested restricted stock awards at August 2, 2015.

No compensation expense was recorded on time vested restricted stock awards for the three months ended August 2, 2015. We recorded $4,000 within selling, general, and administrative expense for time vested restricted stock awards for the three month period ending August 3, 2014.

During the three month period ending August 3, 2014, 61,667 shares of time vested restricted stock vested and had a weighted average fair value of $257,000 or $4.17 per share.

Performance Based Restricted Stock Units

Fiscal 2016 Grant

On July 15, 2015, certain key members of management were granted performance based restricted stock units which could earn up to 107,554 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $32.23 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years.

On July 15, 2015, a non-employee was granted performance based restricted stock units which could earn up to 10,364 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. The fair value of this award is measured at the earlier date of when the performance criteria are met or the end of the reporting period. At August 2, 2015, this grant was unvested and was measured at $30.25 per share, which represents the closing price of the company’s common stock at the end of the reporting period. The vesting of these awards is over the requisite service period of three years.

Fiscal 2015 Grant

On June 24, 2014, certain key members of management were granted performance based restricted stock units which could earn up to 102,845 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $17.70 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years.

On March 3, 2015, a non-employee was granted performance based restricted stock units which could earn up to 28,000 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. The fair value of this award is measured at the earlier date of when the performance criteria are met or the end of the reporting period. At August 2, 2015, this grant was unvested and was measured at $30.25 per share, which represents the closing price of the company’s common stock at the end of the reporting period. The vesting of these awards is over the requisite service period of 16 months and 28 months for performance based restricted stock units which could earn up to 12,000 and 16,000 shares of common stock, respectively.

Fiscal 2014 Grant

On June 25, 2013, certain key members of management were granted performance based restricted stock units which could earn up to 72,380 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $17.12 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years.

Fiscal 2013 Grant

On July 11, 2012, certain key members of management were granted performance based restricted stock units which could earn up to 120,000 shares of common stock if certain performance targets are met as defined in the related restricted stock unit agreements. These awards were valued based on the fair market value on the date of grant. The fair value of these awards was $10.21 per share, which represents the closing price of our common stock on the date of grant. The vesting of these awards is over the requisite service period of three years.

During the three month period ending August 2, 2015, 115,855 shares of common stock associated with our fiscal 2013 grant vested and had a weighted average fair value of $1.2 million or $10.21 per share. As of August 2, 2015, our fiscal 2013 grant was fully vested.

Overall

The company recorded compensation expense of $265,000 and $42,000 within selling, general, and administrative expense for performance based restricted stock units for the three month periods ending August 2, 2015 and August 3, 2014, respectively. Compensation cost is recorded based on an assessment each reporting period of the probability if certain performance goals will be met during the vesting period. If performance goals are not probable of occurrence, no compensation cost will be recognized and any recognized compensation cost would be reversed.

As of August 2, 2015, the remaining unrecognized compensation cost related to the performance based restricted stock units was $2.9 million, which is expected to be recognized over a weighted average vesting period of 2.5 years.