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Segment Information - Product Revenues by Systems and Software (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Product Information [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 731,123	$ 681,354	$ 1,497,612	$ 1,373,951
Product
Product Information [Line Items]
Revenue from contract with customer, excluding assessed tax	337,196	300,162	705,693	606,021
Systems | Product
Product Information [Line Items]
Revenue from contract with customer, excluding assessed tax	179,405	141,654	339,113	277,028
Software | Product
Product Information [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 157,791	$ 158,508	$ 366,580	$ 328,993

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