Quarterly report [Sections 13 or 15(d)]

Derivatives and Hedging Activities - Cross Currency Swaps (Details)

v3.26.1
Derivatives and Hedging Activities - Cross Currency Swaps (Details) - Net investment hedges - Designated as Hedging Instrument - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 30, 2026
Sep. 30, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional amount $ 106,392 $ 126,392
Unrealized (Loss) Gain Recognized in AOCI (7,161) (13,703)
USD Euro Exchange Future    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional amount 81,392 81,392
Unrealized (Loss) Gain Recognized in AOCI (7,282) (9,443)
USD Sweden Exchange Future    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional amount 0 20,000
Unrealized (Loss) Gain Recognized in AOCI 0 (2,571)
USD Euro Exchange Future    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Notional amount 25,000 25,000
Unrealized (Loss) Gain Recognized in AOCI 121 (1,689)
Cross-Currency Swaps    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Net investment hedge, gain (loss), after reclassification, tax $ (2,398) $ (4,652)