Summary of Significant Accounting Policies - Narrative (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) segment	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Property, Plant and Equipment [Line Items]
Number of operating segments | segment	1
Number of reportable segments | segment	1
Impairment expense	$ 0	$ 0
Dividend yield	0.00%
Accrued interest and penalties	$ 0		$ 0
Accounting standards update extensible enumeration			Accounting Standards Update 2016-02 [Member]
Lease liability	1,141,000
Right-of-use assets	$ 1,050,000
Impact of ASC 842 adoption
Property, Plant and Equipment [Line Items]
Lease liability			$ 1,240,000
Right-of-use assets			$ 1,139,000
Capitalized software
Property, Plant and Equipment [Line Items]
Useful life	3 years