General form of registration statement for all companies including face-amount certificate companies

7. Prepaid Expenses and Other Current Assets (Details)

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7. Prepaid Expenses and Other Current Assets (Details) - USD ($)
Sep. 30, 2018
Mar. 31, 2018
Mar. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]      
Prepaid insurance   $ 440,000 $ 587,000
Prepaid rebates   270,000 0
Tax prepaid to Mexican tax authorities   215,000 0
Other prepaid expenses and other current assets   622,000 29,000
Total prepaid expenses and other current assets $ 1,464,000 $ 1,547,000 $ 616,000