v3.26.1
Schedule of fair value and quantity derivative financial instruments (Details)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
USD ($)
Integer
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Integer
Jun. 30, 2025
USD ($)
Sep. 30, 2025
USD ($)
Integer
Derivative Instruments, Gain (Loss) [Line Items]          
Amount of gain (loss) recognized in income on derivatives $ 578 $ 1,170  
Not Designated as Hedging Instrument [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Fair value of liability    
Amount of gain (loss) recognized in income on derivatives 578 1,170  
Equity Contract [Member] | Not Designated as Hedging Instrument [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Fair value of liability    
Number of Contracts | Integer    
Amount of gain (loss) recognized in income on derivatives $ 276 $ 326  
Commodity Contract [Member] | Not Designated as Hedging Instrument [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Fair value of liability    
Number of Contracts | Integer    
Amount of gain (loss) recognized in income on derivatives $ 190 $ 290  
Interest Rate Contract [Member] | Not Designated as Hedging Instrument [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Fair value of liability    
Number of Contracts | Integer    
Amount of gain (loss) recognized in income on derivatives $ 17 $ 16  
Crypto Asset, Other [Member] | Not Designated as Hedging Instrument [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Fair value of liability    
Number of Contracts | Integer    
Amount of gain (loss) recognized in income on derivatives $ 96 $ 538