XML 19 R6.htm IDEA: XBRL DOCUMENT v3.22.2
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Beginning balance, value at Apr. 30, 2020 $ 13 $ (302) $ 231,101 $ (220,136) $ (183) $ 10,493
Balance, shares at Apr. 30, 2020 12,939,420 (4,251)        
Net loss (14,760) (14,760)
Share-based compensation 721 721
Issuance (forfeiture) of restricted stock, net 184 184
Issuance (forfeiture) of restricted stock, net, shares 175,500          
Exercise of prefunded warrants, net of costs $ 1 2,818 2,819
Exercise of common warrants, net of costs, shares 732,500          
Issuance of common stock- Aspire financing, net of issuance costs $ 8 14,384 14,392
Issuance of common stock- Aspire financing, net of issuance costs, shares 8,747,251          
Issuance of common stock- AGP At The Market offering, net of issuance costs $ 30 66,136 66,166
Issuance of common stock- AGP At The Market offering, net of issuance costs, shares 29,522,389          
Issuance of shares in acquisition 477 477
Issuance of shares in acquisition, shares 361,991          
Acquisition of treasury stock $ (36) $ (36)
Acquisition of treasury stock, shares   (16,789)       16,789
Other comprehensive loss 12 $ 12
Ending balance, value at Apr. 30, 2021 $ 52 $ (338) 315,821 (234,896) (171) 80,468
Balance, shares at Apr. 30, 2021 52,479,051 (21,040)        
Net loss (18,874) (18,874)
Share-based compensation 1,169 1,169
Issuance of shares in acquisition $ 3 5,852 5,855
Issuance of shares in acquisition, shares 3,330,162          
Acquisition of treasury stock $ (3) $ (3)
Acquisition of treasury stock, shares   (2,312)       2,312
Other comprehensive loss (32) $ (32)
Proceeds from stock options exercises $ 1 90 $ 91
Proceeds from stock options exercises, shares 96,000         45,332
Liquidation of subsidiary 157 $ 157
Ending balance, value at Apr. 30, 2022 $ 56 $ (341) $ 322,932 $ (253,770) $ (46) $ 68,831
Balance, shares at Apr. 30, 2022 55,905,213 (23,352)