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Summary of Significant Accounting Policies and Estimates - Tax Receivable Agreement (Details) $ in Millions	9 Months Ended
	Jun. 30, 2022 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Payment of tax benefits, percentage	85.00%
Remaining cash tax benefits, percentage	15.00%
Estimated tax savings	$ 113.6
Estimated payment to be received	$ 96.5

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- Definition

Tax Receivable Agreement, Estimated Payment of Tax Benefits

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- Definition

Tax Receivable Agreement, Estimated Tax Savings

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- Definition

Tax Receivable Agreement, Payment of Tax Benefits, Percentage

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- Definition

Tax Receivable Agreement, Remaining Cash Tax Benefits, Percentage

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