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Fair Value Measurements - Narrative (Details) - USD ($)	1 Months Ended		3 Months Ended		6 Months Ended
Fair Value Measurements - Narrative (Details) - USD ($)	Jan. 31, 2022	Jan. 31, 2021	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Money market funds			$ 15,531,000		$ 15,531,000		$ 21,366,000
Investment in convertible debt securities	$ 2,000,000	$ 500,000			2,000,000	$ 500,000
Fair value of the convertible notes gain (loss)			367,000	$ 0	1,028,000	$ 0
Prowly
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration			$ 540,000		$ 540,000		$ 824,000