6. Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Mar. 31, 2019

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of prepaid expenses and other current assets

	March 31,
	2019		2018
Prepaid insurance	$	354,000	$	440,000
Prepaid rebates		78,000		270,000
Tax prepaid to Mexican tax authorities		963,000		215,000
Other prepaid expenses and other current assets		299,000		622,000
	$	1,694,000	$	1,547,000