Significant Accounting Policies (Details) - USD ($)	3 Months Ended		12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Sep. 30, 2021
Acquired Indefinite-lived Intangible Assets [Line Items]
Estimated useful live of intangible assets	10 years
Goodwill	$ 65,643,000		$ 65,643,000
Goodwill impairment			0
Uncertain tax positions	0		0
Income tax interest expense	0	$ 0
Income tax penalties expense	0	$ 0
Cash balances	4,221,000		$ 24,051,000
Cash, FDIC insured amount	$ 250,000
Treasury stock (in shares)	0		0
Preferred shares authorized (in shares)	5,000,000
Preferred stock issued (in shares)	0		0
Employee Stock Option
Acquired Indefinite-lived Intangible Assets [Line Items]
Number of awards authorized for issuance (in shares)	0
Expiration term of share-based compensation plan	10 years
Minimum
Acquired Indefinite-lived Intangible Assets [Line Items]
Estimated useful of long-lived assets	3 years
Maximum
Acquired Indefinite-lived Intangible Assets [Line Items]
Estimated useful of long-lived assets	7 years