v3.26.1
Note 3 - Summary of Significant Accounting Policies (Details Textual)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Aug. 10, 2026
$ / shares
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Sep. 30, 2025
Aug. 12, 2026
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
Mar. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
shares
Feb. 28, 2026
USD ($)
Dec. 31, 2025
USD ($)
Jun. 12, 2026
Accounts Receivable, Allowance for Credit Loss, Current   $ 139     $ 139     $ 139     $ 127  
Construction Contractor, Receivable, Retainage   14     14     14     15  
Prepaid Inventory   251     251     251     61  
Inventory Valuation Reserves   790     790     $ 790     793  
Goodwill, Reporting Unit, Number               3        
Goodwill, Impairment Loss         0     $ 0     6,200  
Goodwill   $ 18,475     $ 18,475     18,475     $ 18,460  
Long-Lived Asset, Held and Used, Impairment Loss               $ 0        
Number of States in which Entity Operates   38     38     38        
Number of Provinces in which Entity Operates   2     2     2        
Revenue from Contract with Customer, Including Assessed Tax         $ 21,480   $ 12,852 $ 34,116 $ 20,751      
Advertising Expense         $ 22   9 $ 50 $ 24      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares               4,178,976 68,972      
Convertible Debt Securities [Member]                        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares 2,115,154 6,445,438           2,115,154 0      
Subsequent Event [Member]                        
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ / shares $ 0.2949                      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares 8,509,260                      
February 3i Warrants [Member]                        
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) | $ / shares   $ 0.01     $ 0.01     $ 0.01        
Series Z Preferred Stock [Member]                        
Preferred Stock, Dividend Rate, Percentage     8.00%         8.00%        
Transferred at Point in Time [Member]                        
Revenue from Contract with Customer, Including Assessed Tax         $ 18,300   12,900 $ 28,600 $ 20,800      
Transferred over Time [Member]                        
Revenue from Contract with Customer, Including Assessed Tax         $ 3,200   $ 0 $ 5,500 $ 0      
Minimum [Member]                        
Property, Plant and Equipment, Useful Life (Year)   3 years     3 years     3 years        
Maximum [Member]                        
Property, Plant and Equipment, Useful Life (Year)   40 years     40 years     40 years        
IEEPA [Member] | Reduction in Taxes [Member]                        
Payments of Tariffs                   $ 136    
Tariff Refund [Member] | IEEPA [Member] | TotalStone [Member]                        
Payments of Tariffs                   $ 438    
Number of Refund Claims                   109   109
Receivable for Recovery of Import Duties, Net           $ 438       $ 438    
Proceeds From Tariff Refunds       $ 99   $ 0