Quarterly report pursuant to Section 13 or 15(d)

Short-Term Revolving Lines of Credit (Details)

v3.8.0.1
Short-Term Revolving Lines of Credit (Details)
3 Months Ended 6 Months Ended
Sep. 30, 2017
USD ($)
Sep. 30, 2017
USD ($)
Sep. 30, 2017
EUR (€)
Sep. 30, 2017
AUD
Sep. 30, 2017
USD ($)
Sep. 30, 2017
INR (₨)
Mar. 31, 2017
USD ($)
Netherlands              
Short-Term Revolving Lines of Credit              
Outstanding borrowings         $ 0   $ 0
India              
Short-Term Revolving Lines of Credit              
Outstanding borrowings         0   0
Australia              
Short-Term Revolving Lines of Credit              
Outstanding borrowings         0   0
Revolving credit facility              
Short-Term Revolving Lines of Credit              
Outstanding borrowings         0   $ 0
Amount outstanding during period $ 4,000,000 $ 4,000,000          
Revolving credit facility | Netherlands              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity         4,721,000    
Revolving credit facility | India              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity         1,224,000    
Revolving credit facility | Australia              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity         $ 180,000    
Euro Member Countries, Euro | Revolving credit facility | Netherlands              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity | €     € 4,000,000        
India, Rupees | Revolving credit facility | India              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity | ₨           ₨ 80,000,000  
Australian Dollar | Revolving credit facility | Australia              
Short-Term Revolving Lines of Credit              
Maximum borrowing capacity | AUD       AUD 230,000