v3.26.1
Note 3 - Acquisitions (Details Textual) - USD ($)
 1 Months Ended 2 Months Ended 3 Months Ended 4 Months Ended 5 Months Ended 12 Months Ended
Jun. 04, 2026
Mar. 10, 2026
Jan. 21, 2026
Jan. 20, 2026
Feb. 18, 2025
Jan. 31, 2024
Mar. 31, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2025
Apr. 16, 2026
Dec. 31, 2025
Mar. 31, 2025
Jun. 30, 2024
Common Stock, Par or Stated Value Per Share (in dollars per share)     $ 544,000       $ 0.01   $ 0.01 $ 0.01 $ 0.01          
Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease)                     $ 15,636,336 $ 1,560,445        
Share Price (in dollars per share)     $ 13.64   $ 2.47                      
Goodwill               $ 13,753,921 $ 19,315,177 $ 19,315,177 19,315,177 13,753,921       $ 6,764,127
Amorphous Materials, LLC (“AML”) [Member]                                
Business Combination, Consideration Transferred     $ 9,249,432                          
Payments to Acquire Businesses, Gross     $ 7,000,111 $ 7,000,000             7,000,111 (0)        
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount       3,000,000                        
Stock Issued During Period, Value, Acquisitions                     1,570,445          
Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease)                     700,000          
Business Combination, Remaining Potential Earnout                 1,400,000 1,400,000 1,400,000          
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares)     39,897                          
Goodwill, Measurement Period Adjustment                 0              
Goodwill     $ 5,600,000       $ 5,561,256   5,561,256 5,561,256 5,561,256          
Business Combination, Acquiree's Revenue since Acquisition Date, Actual                   2,200,000            
Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual             $ 300,000     (200,000)            
Amorphous Materials, LLC (“AML”) [Member] | Class A Common Stock Per Tranche [Member]                                
Business Combination, Contingent Consideration, Liability       $ 500,000                        
Amorphous Materials, LLC (“AML”) [Member] | Contingent Consideration Payments, Class A Common Stock [Member]                                
Stock Issued During Period, Shares, Acquisitions (in shares) 30,838 43,621   39,897                        
Stock Issued During Period, Value, Acquisitions $ 543,000 $ 483,000   $ 544,000                        
Amorphous Materials, LLC (“AML”) [Member] | Maximum [Member]                                
Business Combination, Consideration Transferred       $ 10,000,000                        
G5 Infrared [Member]                                
Business Combination, Consideration Transferred         $ 27,130,195                      
Payments to Acquire Businesses, Gross         20,250,000                      
Stock Issued During Period, Value, Acquisitions                     3,572,314 4,872,068        
Goodwill, Measurement Period Adjustment               4,012,450                
Goodwill               6,989,794       6,989,794   $ 7,000,000 $ 2,977,344  
Business Combination, Acquiree's Minimum Revenue for Clawback Provision         17,300,000                      
Business Combination, Aggregate Earnout Payments         $ 23,000,000                      
Business Combination, Aggregate Common Stock Issued, Percent         30.00%                      
Business Combination, Additional Cash Consideration, Percent of Earnout Payment         70.00%                      
Payment for Contingent Consideration Liability, Financing Activities                     3,536,471 (0)        
Business Combination, Recognized Liability Assumed, Deferred Tax Liability         $ 1,100,000     $ 136,982       136,982     $ 1,174,650  
Business Combination, Acquisition-Related Cost, Expense                       1,100,000        
G5 Infrared [Member] | Common Stock [Member]                                
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares)         1,972,501                      
G5 Infrared [Member] | Earnout to be Paid in Cash [Member]                                
Business Combination, Contingent Consideration, Liability                         $ 6,300,000      
Payment for Contingent Consideration Liability, Financing Activities                     7,300,000          
G5 Infrared [Member] | Earnout to be Paid in Shares [Member]                                
Business Combination, Contingent Consideration, Liability                         2,700,000      
Stock Issued During Period, Value, Acquisitions                     3,200,000          
G5 Infrared [Member] | Earnout [Member]                                
Business Combination, Contingent Consideration, Liability                 $ 9,000,000 $ 9,000,000 $ 9,000,000   $ 9,000,000      
Stock Issued During Period, Shares, Acquisitions (in shares)                     297,445          
Stock Issued During Period, Value, Acquisitions                     $ 3,600,000          
Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease)                     15,000,000 1,400,000        
Visimid Technologies [Member]                                
Payments to Acquire Businesses, Gross           $ 100,000                    
Stock Issued During Period, Value, Acquisitions                     350,000 713,946        
Payment for Contingent Consideration Liability, Financing Activities                     $ (0) $ 125,000        
Visimid Technologies [Member] | Restricted Stock [Member]                                
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares)                     112,323 382,253