Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) - USD ($)
Sep. 30, 2017
Mar. 31, 2017
Statement of Financial Position [Abstract]    
Accounts receivable, allowances $ 832,000 $ 597,000
Debt issuance costs 290,000 0
Long-term debt, discounts $ 3,491,000 $ 6,315,000
Series A convertible preferred stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Series A convertible preferred stock, shares authorized 2,000,000 2,000,000
Series A convertible preferred stock, shares issued 100,000 100,000
Series A convertible preferred stock, shares outstanding 100,000 100,000
Series A convertible preferred stock, liquidation preference $ 1,000,000 $ 1,000,000
Common stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Common stock, shares authorized 200,000,000 200,000,000
Common stock, shares issued 72,396,491 67,329,262
Common stock, shares outstanding 71,662,035 66,594,807
Treasury stock, shares 754,599 754,599