Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - USD ($)
Dec. 31, 2018
Mar. 31, 2018
Statement of Financial Position [Abstract]    
Accounts receivable, allowances $ 937,000 $ 512,000
Short-term debt issuance costs 78,000 205,000
Long-term debt, issuance costs and discounts $ 1,402,000 $ 1,827,000
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 78,459,070 76,843,278
Common stock, shares outstanding 77,704,471 76,108,822
Treasury stock (in shares) 754,599 754,599