Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies (Details)

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Commitments and Contingencies (Details)
9 Months Ended
Dec. 31, 2019
USD ($)
Commitments and Contingencies Disclosure [Abstract]  
Totaled arrangements under letter of credit guarantees and performance bonds securing performance obligations $ 17,277,000
Guarantee obligations secured by cash deposits 2,634,000
Guarantee obligations represented by a reduction of the available amount of the company's short term and long term revolving lines of credit 4,162,000
Indian custom bonds outstanding 5,093,000
Accrual for additional cost of sales 1,640,000
Receivables from Customers $ 12,499
Percentage Of Receivables From Customer 13.00%