v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Cash Flows from Operating Activities:      
Net loss $ (9,361,000) $ (10,874,000)  
Adjustments to reconcile net loss to net cash used in operating activities:      
Bad debt expense 143,000 50,000  
Depreciation 856,000 951,000  
Amortization of right-of-use financing lease asset 305,000 305,000  
Non-cash operating lease expense 139,000 283,000  
Share-based compensation 922,000 1,370,000  
Amortization of debt discount 49,000 49,000  
Amortization of intangible assets 300,000 300,000  
Loss on remeasurement of ATD Holdback Shares 0 120,000  
Loss on sale of property and equipment 10,000 16,000  
Changes in operating assets and liabilities:      
Accounts receivable 952,000 (400,000)  
Inventory 133,000 (98,000)  
Other current assets and deposits (131,000) (442,000)  
Accounts payable, accrued expenses and other current liabilities 2,079,000 (92,000)  
Contract liabilities (293,000) 1,044,000  
Increase (Decrease) in Operating Lease Liability 33,000 (665,000)  
Net cash used in operating activities (3,745,000) (8,079,000)  
Cash Flows from Investing Activities:      
Capital expenditures (393,000) (349,000)  
Proceeds from the sale of property and equipment 2,000 12,000  
Proceeds from notes receivable 113,000 85,000  
Net cash used in investing activities (278,000) (252,000)  
Cash Flows from Financing Activities:      
Net proceeds from exercise of options 39,000 0  
Payments related to financing leases (251,000) (236,000)  
Repayments of loans payable (27,000) (19,000)  
Repurchases of common stock (2,000) (93,000)  
Net cash (used in) provided by financing activities (241,000) 7,311,000  
Net decrease in cash, cash equivalents and restricted cash (4,264,000) (1,020,000)  
Cash, cash equivalents and restricted cash at beginning of period 16,863,000 5,329,000 $ 5,329,000
Cash, cash equivalents and restricted cash at end of period 12,599,000 4,309,000 16,863,000
Reconciliation of cash, cash equivalents and restricted cash:      
Cash and cash equivalents at end of period 12,175,000 3,851,000 16,566,000
Restricted cash and cash equivalents at end of period 424,000 458,000  
Cash, cash equivalents and restricted cash at end of period 12,599,000 4,309,000 16,863,000
The 2025 At Market Issuance Sales Agreement [Member]      
Cash Flows from Financing Activities:      
Proceeds from 2025 Sales Agreement, net 0 7,659,000 $ 22,350,000
Office Space in Plano, Texas [Member]      
Adjustments to reconcile net loss to net cash used in operating activities:      
Gain (Loss) on Termination of Lease 117,000 0  
Changes in operating assets and liabilities:      
Increase (Decrease) in Operating Lease Liability (77,000)    
Financing Lease [Member]      
Adjustments to reconcile net loss to net cash used in operating activities:      
Gain (Loss) on Termination of Lease $ 2,000 $ 4,000