Fair Value Measurements - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	9 Months Ended
	Apr. 30, 2019	Dec. 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Sep. 30, 2021	Mar. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Acquisition earn-out contingency			$ 0	$ 4,608
Other investments			18,000	$ 0	$ 0
Carrying Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other investments			$ 18,000
Rich Data Corp
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity method of accounting ownership percentage			14.57%
Founders One LLC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other investments			$ 15,000
2.89% promissory note receivable due April 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes receivable, fair value	$ 1,100					$ 1,100
Interest on note receivable	2.89%	2.89%	2.89%	2.89%
2.89% promissory note receivable due April 2024 | Carrying Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notes receivable, fair value			$ 1,207	$ 1,173	$ 1,181