Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Segment Reporting - Revenue by Product (Details)

v3.22.2
Summary of Significant Accounting Policies - Segment Reporting - Revenue by Product (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Revenue by product    
Total Revenue $ 69,645 $ 67,636
Product and accessories    
Revenue by product    
Total Revenue 37,181 36,517
Total from Micro turbine Products    
Revenue by product    
Total Revenue 35,879 34,121
C30    
Revenue by product    
Total Revenue 503 1,607
C65    
Revenue by product    
Total Revenue 10,387 10,756
C200    
Revenue by product    
Total Revenue 2,906 3,603
C600    
Revenue by product    
Total Revenue 7,120 7,913
C800    
Revenue by product    
Total Revenue 5,843 3,069
C1000    
Revenue by product    
Total Revenue 9,120 7,173
Accessories and parts    
Revenue by product    
Total Revenue 1,302 2,396
Parts and service    
Revenue by product    
Total Revenue $ 32,464 $ 31,119