Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Evaluation of Ability to Maintain Current Level of Operations (Details)

v3.22.2
Summary of Significant Accounting Policies - Evaluation of Ability to Maintain Current Level of Operations (Details)
$ in Thousands
1 Months Ended 12 Months Ended
Apr. 15, 2022
employee
Feb. 28, 2022
MWh
employee
Feb. 28, 2022
USD ($)
MWh
employee
Mar. 31, 2022
USD ($)
Mar. 31, 2021
USD ($)
Net loss       $ (20,211) $ (18,387)
Cash received (used) in operating activities       (27,498) 1,701
Cash and cash equivalents       22,559 $ 49,533
Long-term debt       51,000  
Number of employees furloughed | employee   17 17    
Term of furlough   120 days      
Rental units achieved | MWh   21.1 21.1    
Rental revenue     $ 2,800    
Subsequent Event [Member]          
Percentage of pay cuts for employees 15.00%        
Number of employees to whom pay cuts instituted | employee 36        
Percentage of pay cuts for members of senior leadership team 25.00%        
Inventory          
Commitment to purchase inventories       $ 40,500