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Restructuring Charges - Narrative (Details) $ in Thousands	3 Months Ended					9 Months Ended
Restructuring Charges - Narrative (Details) $ in Thousands	Jun. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Jun. 30, 2023 USD ($) Rate	Jun. 30, 2025 USD ($)	Jun. 30, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 0		$ 93			$ 11,321	$ 8,655
Q1 2025 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Severance Costs		$ 11,300
Q1 2024 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Severance Costs				$ 9,800
Q3 2023 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 56,700
Severance Costs					53,200
Other Restructuring Costs					$ 3,500
Restructuring and Related Cost, Number of Positions Eliminated					620
Restructuring and Related Cost, Number of Positions Eliminated, Period Percent \| Rate					9.00%