v3.26.1
Goodwill and intangible assets - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2025
Intangible Asset, Goodwill and Other [Abstract]          
Acquisitions     $ 0    
Impairment charges     0   $ 0
Amortization of intangible assets $ 8,000,000.0 $ 9,200,000 $ 16,100,000 $ 18,400,000