Significant Accounting Policies - Additional Information (Details) - USD ($)	9 Months Ended
	Jun. 30, 2022	Sep. 30, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Restricted cash on deposit	$ 100,000	$ 0
Cash and cash equivalents held by foreign subsidiaries	$ 2,600,000
Change in accounting principle, accounting standards update, adopted	true
Change in accounting principle, accounting standards update, adoption date	Dec. 31, 2021
Change in accounting principle, accounting standards update, immaterial effect	true
Accounting Standards Update [Extensible Enumeration]	us-gaap:AccountingStandardsUpdate201912Member
Russian Federation Subsidiary
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents held by foreign subsidiaries	$ 1,400,000