Quarterly report pursuant to Section 13 or 15(d)

Capital Stock Transactions - Narrative (Details)

v3.19.3
Capital Stock Transactions - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2019
Jul. 31, 2019
Jun. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Mar. 31, 2019
Class Of Stock [Line Items]                
Series A convertible preferred stock authorized (in shares)       2,000,000   2,000,000   2,000,000
Series A convertible preferred stock, par value (in dollars per share)       $ 0.0001   $ 0.0001   $ 0.0001
Series A convertible preferred stock issued (in shares)       100,000   100,000   100,000
Total unrecognized stock base compensation expense       $ 3,518 $ 3,417 $ 3,518 $ 3,417  
Unvested stock options, weighted average period           2 years 3 months 5 days 2 years 2 months 23 days  
Equity Option                
Class Of Stock [Line Items]                
Options exercised (in shares)           1,623,000    
Restricted Stock                
Class Of Stock [Line Items]                
Vesting period 3 years 1 year 3 years          
Awarded (in shares) 109,416 75,494 232,558     184,910    
Fair value of shares issued   $ 421            
Restricted Stock | Minimum                
Class Of Stock [Line Items]                
Vesting period           3 months    
Restricted Stock | Maximum                
Class Of Stock [Line Items]                
Vesting period           2 years    
Time Condition RSAs                
Class Of Stock [Line Items]                
Compensation expense       107 $ 123 $ 213 $ 208  
Non Vested Restricted Stock                
Class Of Stock [Line Items]                
Awarded (in shares)           75,494    
Total unrecognized stock base compensation expense       $ 351   $ 351    
Unvested stock options, weighted average period           9 months 25 days    
Convertible Preferred Stock                
Class Of Stock [Line Items]                
Series A convertible preferred stock authorized (in shares)       2,000,000   2,000,000    
Series A convertible preferred stock, par value (in dollars per share)       $ 0.0001   $ 0.0001    
Series A convertible preferred stock issued (in shares)       100,000   100,000    
Aggregate shares upon conversion (in shares)           20,000    
Liquidation preference (in dollars per share)               $ 10