Stock-based Compensation Plans (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jul. 06, 2017
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2018
Aug. 31, 2017
Share-based compensation expense   $ 800,000 $ 700,000 $ 1,800,000 $ 900,000
Number of shares available for issuance forfeited and expired       3,271,496  
Restricted Stock Units (RSUs) [Member]          
Share-based compensation expense   $ 200,000 $ 400,000
Equity Incentive plan [Member]          
Common stock shares reserved for future issuance 3,000,000        
Description of provision for plan On March 1, 2018, in accordance with the provisions of the Plan, the number of shares available for issuance were increased by 1,500,000 to a total of 3,235,898.        
Equity incentive plan description Common stock were reserved for issuance under the Plan with annual automatic share reserve increases amounting to the lessor of (i) 1,500,000 shares, (ii) 5% of the outstanding shares on the last day of the immediately preceding fiscal year, or (iii) or such number of shares determined by the Administrator of the Plan.