Hedging Instruments (Narrative) (Details) $ in Thousands			3 Months Ended		9 Months Ended
	Jun. 18, 2025 USD ($)	Jun. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 EUR (€)	Dec. 31, 2021 USD ($)	Jun. 30, 2015 EUR (€)
Derivative [Line Items]
Estimated net amount of gain expected to be reclassified out of accumulated other comprehensive income and into earnings within next 12 months					$ 16,800
General duration of foreign currency exchange contracts					24 months
Derivative, notional amount			$ 250,600		$ 250,600			$ 286,700
Unrealized gain (loss) on Euro-denominated notes, net of tax			5,495	$ 1,581	11,028	$ 4,235
Unrealized gain on cross currency swaps, net of tax			5,319	2,359	10,597	4,561
Excluded component recognized as reduction of interest			$ 700	$ 700	$ 2,100	$ 2,100
Minimum
Derivative [Line Items]
Cash flow hedge, hedge percentage of estimated exposure from intercompany products purchases and sales					75.00%
Maximum
Derivative [Line Items]
Cash flow hedge, hedge percentage of estimated exposure from intercompany products purchases and sales					85.00%
Series C Senior Note
Derivative [Line Items]
Debt instrument, face amount | €									€ 88,900,000
Stated interest rate									1.785%
Derivatives and non-derivatives designated as hedging instruments | Cross Currency Swaps
Derivative [Line Items]
Derivative, notional amount | €							€ 90,000,000
Derivatives and non-derivatives designated as hedging instruments | Cross Currency Swaps
Derivative [Line Items]
Derivative, notional amount | €							€ 15,000,000
Forecast | Derivatives and non-derivatives designated as hedging instruments | Cross Currency Swaps
Derivative [Line Items]
Proceeds from hedge		$ 104,500
Forecast | Derivatives and non-derivatives designated as hedging instruments | Cross Currency Swaps
Derivative [Line Items]
Proceeds from hedge	$ 17,500