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Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Cash Flows from Operating Activities    
Net loss $ (24,052,629) $ (28,107,029)
Net loss from discontinued operations (2,525,933) (1,730,386)
Net loss from continuing operations (21,526,696) (26,376,643)
Adjustments to reconcile net loss to net cash from operations:    
Stock based compensation - options 2,619,501 1,617,982
Stock based compensation - restricted units 989,766 2,038,742
Common stock issued for services 38,638
Amortization of intangible assets 854,311 654,527
Realized loss from sale of marketable securities 851,986 296,012
Depreciation 568,813 311,545
Gain on divestiture of consumer segment (9,642,427)
Impairment on equity method investment 11,353,875
Equity method loss 503,625
Impairment on goodwill and intangible assets 412,999 2,826,918
Changes in operating assets and liabilities    
Accounts receivable (3,641,228) (288,986)
Inventory 913,336 (5,707,525)
Other (2,688,264) 559,660
Operating lease right-of-use assets and liabilities (4,180) 25,733
Customer deposits (102,047) (136,628)
Accounts payable 187,872 434,803
Accrued expenses 661,695 (608,452)
Net cash used in operating activities of continuing operations (17,687,063) (24,313,674)
Cash Flows from Investing Activities    
Proceeds from divestiture of consumer segment 1,000,000
Purchases of property and equipment (259,139) (2,450,213)
Proceeds from sale of marketable securities 12,826,217 32,290,448
Investment in SAFE agreement (250,000)
Net cash provided by investing activities of continuing operations 13,567,078 29,590,235
Cash Flows from Financing Activities    
Public offering, net 8,395,600
ATM facility, net 9,212
Payments under debt obligations (572,137) (606,897)
Payments of taxes related to equity transactions (33,254) (581,775)
Exercise of stock options 2,655
Proceeds from related party obligations 13,404
Payments under related party obligations (40,057)
Net cash provided by (used in) financing activities of continuing operations 7,802,076 (1,215,325)
Discontinued operations    
Operating activities (875,227) (4,885,746)
Investing activities
Financing activities
Net cash used in discontinued operations (875,227) (4,885,746)
Net increase (decrease) in Cash 2,806,864 (824,510)
Cash, beginning of period 3,260,305 4,084,815
Cash, end of period 6,067,169 3,260,305
Less: Cash of discontinued operations (86,656)
Cash of continuing operations, end of period 6,067,169 3,173,649
Cash paid for interest 70,177 122,103
Cash paid for income taxes
Non-cash transactions    
Equity method investment from divestiture of consumer segment 17,000,000
Note receivable from divestiture of consumer segment 4,000,000
Unrealized gain on marketable securities 864,165 610,129
Conversion of preferred stock into common stock 9,820
Shares withheld as payment of note receivable 18,449
Taxes related to net share settlement of equity awards $ 32,468