XML 13 R2.htm IDEA: XBRL DOCUMENT v3.26.1
Condensed Consolidated Balance Sheets - USD ($)
Mar. 28, 2026
Dec. 27, 2025
Current assets:    
Cash and cash equivalents $ 34,148,324 $ 36,350,083
Restricted cash and cash equivalents 25,338,612 25,277,063
Accounts receivable, net of allowance of $6,200 and $19,000 in 2026 and 2025, respectively 3,441,794 10,726,776
Contract assets 6,134,563 6,032,913
Grant income receivable 753,068
Inventory 4,977,813 5,505,775
Other receivable, at fair value 4,859,350 5,057,974
Prepaid expenses and other current assets 2,769,220 2,855,383
Total current assets 82,422,744 91,805,967
Property, plant and equipment, net 3,670,715 2,616,803
Operating lease right-of-use assets 1,329,689 1,488,231
Other assets 123,822 123,822
Equity method investment, at fair value 9,150,000 8,900,000
Equity investments 5,739,537 3,459,434
Total assets 102,436,507 108,394,257
Current liabilities:    
Accounts payable 5,713,343 5,315,998
Accrued payroll and expenses 3,178,401 2,231,848
Accrued warranty 41,000 1,165,000
Contract liabilities 1,008,635 1,168,009
Deferred grant income 2,688,627
Operating lease liabilities 661,355 648,469
Accrued post-retirement benefits 40,000 40,000
Other accrued liabilities 771,835 607,915
Deferred tax liabilities 416,583 422,458
Accrued litigation damages 19,700,000 19,700,000
Total current liabilities 31,531,152 33,988,324
Non-current contract liabilities, and asset retirement obligations 2,728 3,675
Operating lease liabilities, net of current portion 661,375 831,507
Accrued post-retirement benefits, net of current portion 150,646 190,696
Other long-term liabilities, net of current portion 1,673,672 1,706,411
Total liabilities 34,019,573 36,720,613
Commitments and contingencies (Note 15) and Litigation (Note 16)
Stockholders’ equity:    
Preferred stock, par value $.01 per share: authorized, 3,000 shares; no shares issued and outstanding as of 2026 and 2025
Common stock, par value $0.01; 275,000,000 shares authorized in 2026 and 2025, 184,280,028 issued in 2026 and 183,015,207 issued in 2025, and 176,903,857 outstanding at March 28, 2026 and December 27, 2025 1,776,753 1,776,753
Additional paid-in capital 463,611,163 463,150,835
Treasury stock 771,500 shares at March 28, 2026 and December 27, 2025, at cost (1,389,174) (1,389,174)
Accumulated deficit (403,173,289) (399,421,251)
Total stockholders’ equity 60,825,453 64,117,163
Total liabilities, redeemable convertible preferred stock, and stockholders’ equity 102,436,507 108,394,257
Series A Redeemable Convertible Preferred Stock [Member]    
Current liabilities:    
Series A redeemable convertible preferred stock, par value $0.01, stated value $7,000 per share; 1,000 shares authorized, 1,000 issued, and outstanding at March 28, 2026 and December 27, 2025; aggregate liquidation preference of $7,028,000 at March 28, 2026 and $7,000,000 as of December 27, 2025 $ 7,591,481 $ 7,556,481