Annual report pursuant to Section 13 and 15(d)

Segment Information (Details Textual)

v3.20.1
Segment Information (Details Textual)
12 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Revenue Benchmark [Member]    
Segment Reporting Information [Line Items]    
Concentration Risk, Percentage 10.00%  
Trade Accounts Receivable [Member]    
Segment Reporting Information [Line Items]    
Concentration Risk, Percentage 10.00%  
UNITED STATES | Revenue Benchmark [Member]    
Segment Reporting Information [Line Items]    
Concentration Risk, Percentage 90.00% 90.00%
UNITED STATES | longlivedassets [Member]    
Segment Reporting Information [Line Items]    
Concentration Risk, Percentage 90.00% 90.00%