Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.19.3
Consolidated Balance Sheets (Parenthetical) - USD ($)
Sep. 30, 2019
Mar. 31, 2019
Statement of Financial Position [Abstract]    
Accounts receivable, allowances $ 1,053,000 $ 895,000
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 85,981,427 82,354,940
Common stock, shares outstanding 85,246,971 81,620,485
Treasury stock (in shares) 754,599 754,599