v3.26.1
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash flows from operating activities:    
Net loss $ (10,624,339) $ (19,183,118)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 177,082 559,255
Loss on conversion and changes in fair value of convertible notes 1,000,627 650,701
Goodwill impairment charge 0 10,103,048
Stock based compensation expense 1,703,544 587,055
Changes in assets and liabilities:    
Inventory 0 1,560,698
Inventory deposits 0 (2,743,291)
Prepaid expenses 35,211 768,810
Other current assets 115,614 10,313
Other non-current assets and right-of-use assets (1,509,305) (568,154)
Accounts payable 459,390 694,769
Accrued liabilities (230,876) (32,666)
Deferred revenue 0 2,284,415
Other liabilities 1,165,196 508,381
Net cash used in operating activities (8,731,663) (5,385,357)
Cash flows from investing activities:    
Purchase of property and equipment (4,712,719) (176,828)
Net cash used in investing activities (4,712,719) (176,828)
Cash flows from financing activities:    
Proceeds from warrants exercised 2,918 0
Proceeds from issuance of convertible note 0 4,750,500
Principal repayments on other debt (144,414) (187,255)
Net cash provided by financing activities 13,227,371 4,563,245
Net change in cash, restricted cash and cash equivalents (217,011) (998,940)
Cash and cash equivalents at the beginning of the period 358,966 1,941,181
Cash and cash equivalents at the end of the period 141,955 942,241
Supplemental cash flow disclosures:    
Cash paid for interest expense 5,147 8,804
Non-cash transfer of inventory deposits to property and equipment 0 1,314,971
Capital expenditures unpaid on June 30, 2026 and June 30, 2025 4,213,544 0
Conversion of Convertible Note [Member]    
Supplemental cash flow disclosures:    
Stock issued from debt 358,658 3,581,011
Partial Repayment of Debentures Through Common Stock Issuance [Member]    
Supplemental cash flow disclosures:    
Stock issued from debt 702,139 0
Debentures [Member]    
Cash flows from financing activities:    
Proceeds from issuance of debenture 10,535,000 0
Other Debt [Member]    
Cash flows from financing activities:    
Proceeds from issuance of debenture 109,061 0
Private Placement [Member]    
Cash flows from financing activities:    
Proceeds from issuance of common stock 2,724,806 0
U.S. Environmental Protection Agency ("EPA") School Bus Contract [Member]    
Changes in assets and liabilities:    
EPA fulfillment asset 160,511 0
EPA contract liability (23,625) 0
Nonrelated Party [Member]    
Changes in assets and liabilities:    
Accounts receivable 0 576,374
Related Party [Member]    
Changes in assets and liabilities:    
Accounts receivable $ (1,160,693) $ (1,161,947)