Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Stock Based Compensation Expense (Details)

v3.20.1
Stockholders' Equity - Stock Based Compensation Expense (Details)
$ in Thousands
12 Months Ended
Aug. 29, 2019
Mar. 31, 2020
USD ($)
Mar. 31, 2019
USD ($)
Stockholders' Equity      
Stock split ratio 0.1    
Stock-based compensation expense      
Stock-based compensation expense   $ 913 $ 907
Cost of goods sold      
Stock-based compensation expense      
Stock-based compensation expense   69 51
Research and development      
Stock-based compensation expense      
Stock-based compensation expense   44 32
Selling, general and administrative      
Stock-based compensation expense      
Stock-based compensation expense   $ 800 $ 824