Fair Value of Financial Instruments - Changes in Fair Value of Company Level 3 Financial Instruments (Details) - Nonrecurring - Significant Unobservable (Level 3) - USD ($)	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Balance	$ 175,000	$ 6,017,000
Fair value adjustments		(2,440,000)
Payment of contingent consideration	(175,000)	(807,000)
Balance	$ 0	$ 2,770,000