Quarterly report pursuant to Section 13 or 15(d)

Variable Interest Entity and Guarantee (Details Textual)

v3.20.4
Variable Interest Entity and Guarantee (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Mar. 31, 2020
Apr. 02, 2013
Concentration Risk [Line Items]            
Revenue $ 7,649 $ 7,159 $ 23,319 $ 23,730    
SEC Schedule, 12-04, Cash Dividends Paid to Registrant, 50 Percent or Less Owned Persons 36          
AKA [Member]            
Concentration Risk [Line Items]            
Equity Method Investments 100   100   $ 100  
Revenue 300 $ 300 900 $ 1,000    
Accounts Receivable, Net, Current 200   200   200  
Deferred Revenue 300   300   $ 500  
Guarantor Obligations, Maximum Exposure, Undiscounted $ 700   $ 700      
AKA [Member]            
Concentration Risk [Line Items]            
Equity Method Investment, Ownership Percentage           50.00%