Stock-Based Compensation	3 Months Ended
Apr. 30, 2020
Share-based Payment Arrangement [Abstract]
Stock-Based Compensation	Stock-Based Compensation Stock Incentive Plan The Company's two stock plans are the 2019 Employee Stock Incentive Plan (the “2019 Plan”) and the 2011 Employee Incentive Stock Plan (the “2011 Plan”). Under the 2019 Plan, the Company may grant an aggregate of 1,000,000 shares to its employees in the form of restricted stock units and non-employee directors in the form of restricted stock awards. Restricted stock units and awards granted under the 2019 Plan are expensed ratably over the vesting period of the awards. The Company determines the fair value of its restricted stock units or awards and related compensation expense as the difference between the market value of the units or awards on the date of grant less the exercise price of the units or awards granted. During the three-month periods ended April 30, 2020, the Company granted 0 awards, vested 0 shares according to their terms and forfeited 0 shares under the 2019 Plan. As of April 30, 2020, there were approximately 772,000 shares available for future issuance under the 2019 Plan. Under the 2011 Plan, the Company may grant an aggregate of 2,000,000 shares to its employees in the form of restricted stock units and non-employee directors in the form of restricted stock awards. Restricted stock units and awards granted under the 2011 Plan are expensed ratably over the vesting period of the awards. The Company determines the fair value of its restricted stock units or awards and related compensation expense as the difference between the market value of the units or awards on the date of grant less the exercise price of the units or awards granted. During the three-month periods ended April 30, 2020, the Company granted 0 restricted awards to non-employee directors and 0 units to its employees; vested 0 stock awards and 0 units according to their terms and forfeited 0 stock units under the 2011 Plan. As of April 30, 2020, there were approximately 32,892 shares available for future issuance under the 2011 Plan. During the three months ended April 30, 2020, stock-based compensation expense related to restricted stock units and awards recognized in cost of goods sold and selling, general and administrative expenses was $63,000 and 191,000, respectively. During the three months ended April 30, 2019, stock-based compensation expense related to restricted stock units and/or awards recognized in cost of goods sold and selling, general and administrative expenses was $59,000 and 127,000, respectively. As of April 30, 2020, there was $2,435,000 of unrecognized compensation expense related to unvested restricted stock units and/or awards, which is expected to be recognized over a weighted average period of approximately 2 years.

Stock-Based Compensation

Stock Incentive Plan

The Company's two stock plans are the 2019 Employee Stock Incentive Plan (the “2019 Plan”) and the 2011 Employee Incentive Stock Plan (the “2011 Plan”).

Under the 2019 Plan, the Company may grant an aggregate of 1,000,000 shares to its employees in the form of restricted stock units and non-employee directors in the form of restricted stock awards. Restricted stock units and awards granted under the 2019 Plan are expensed ratably over the vesting period of the awards. The Company determines the fair value of its restricted stock units or awards and related compensation expense as the difference between the market value of the units or awards on the date of grant less the exercise price of the units or awards granted. During the three-month periods ended April 30, 2020, the Company granted 0 awards, vested 0 shares according to their terms and forfeited 0 shares under the 2019 Plan. As of April 30, 2020, there were approximately 772,000 shares available for future issuance under the 2019 Plan.

Under the 2011 Plan, the Company may grant an aggregate of 2,000,000 shares to its employees in the form of restricted stock units and non-employee directors in the form of restricted stock awards. Restricted stock units and awards granted under the 2011 Plan are expensed ratably over the vesting period of the awards. The Company determines the fair value of its restricted stock units or awards and related compensation expense as the difference between the market value of the units or awards on the date of grant less the exercise price of the units or awards granted. During the three-month periods ended April 30, 2020, the Company granted 0 restricted awards to non-employee directors and 0 units to its employees; vested 0 stock awards and 0 units according to their terms and forfeited 0 stock units under the 2011 Plan. As of April 30, 2020, there were approximately 32,892 shares available for future issuance under the 2011 Plan.

During the three months ended April 30, 2020, stock-based compensation expense related to restricted stock units and awards recognized in cost of goods sold and selling, general and administrative expenses was $63,000 and 191,000, respectively. During the three months ended April 30, 2019, stock-based compensation expense related to restricted stock units and/or awards recognized in cost of goods sold and selling, general and administrative expenses was $59,000 and 127,000, respectively.

As of April 30, 2020, there was $2,435,000 of unrecognized compensation expense related to unvested restricted stock units and/or awards, which is expected to be recognized over a weighted average period of approximately 2 years.