Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical)

v3.20.4
Consolidated Balance Sheets (Parenthetical) - USD ($)
Dec. 31, 2020
Mar. 31, 2020
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts $ 4,913,000 $ 4,059,000
Short-term debt issuance costs 62,000 62,000
Long-term debt, issuance costs and discounts $ 198,000 $ 245,000
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 90,143,539 88,041,240
Common stock, shares outstanding 89,409,083 87,306,784
Treasury stock (in shares) 754,599 754,599