Marketable Securities and Fair Value Measurements - Summary of Carrying Amounts of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financial liabilities:
Derivative warrant liabilities	$ 292	$ 350
Conversion option derivative liabilities	1,926	3,960
Fair Value, Recurring
Financial assets:
Cash equivalents		2,573
Financial liabilities:
Derivative warrant liabilities	292	350
Earnout liabilities	11	803
Conversion option derivative liabilities	1,926	3,960
Fair Value, Nonrecurring
Financial liabilities:
Contingent consideration liability	1,813
Non-recurring fair value measurement:
Goodwill	7,230	21,418
Marketable securities | Fair Value, Recurring
Financial assets:
Investments	59,877	59,796
Non-current investments | Fair Value, Recurring
Financial assets:
Investments		58,354
Level 1 | Fair Value, Recurring
Financial assets:
Cash equivalents		0
Financial liabilities:
Derivative warrant liabilities	0	0
Earnout liabilities	0	0
Conversion option derivative liabilities	0	0
Level 1 | Fair Value, Nonrecurring
Financial liabilities:
Contingent consideration liability	0
Non-recurring fair value measurement:
Goodwill	0	0
Level 1 | Marketable securities | Fair Value, Recurring
Financial assets:
Investments	0	0
Level 1 | Non-current investments | Fair Value, Recurring
Financial assets:
Investments		0
Level 2 | Fair Value, Recurring
Financial assets:
Cash equivalents		2,573
Financial liabilities:
Derivative warrant liabilities	292	0
Earnout liabilities	0	0
Conversion option derivative liabilities	0	0
Level 2 | Fair Value, Nonrecurring
Financial liabilities:
Contingent consideration liability	1,813
Non-recurring fair value measurement:
Goodwill	0	0
Level 2 | Marketable securities | Fair Value, Recurring
Financial assets:
Investments	59,877	59,796
Level 2 | Non-current investments | Fair Value, Recurring
Financial assets:
Investments		58,354
Level 3 | Fair Value, Recurring
Financial assets:
Cash equivalents		0
Financial liabilities:
Derivative warrant liabilities	0	350
Earnout liabilities	11	803
Conversion option derivative liabilities	1,926	3,960
Level 3 | Fair Value, Nonrecurring
Financial liabilities:
Contingent consideration liability	0
Non-recurring fair value measurement:
Goodwill	7,230	21,418
Level 3 | Marketable securities | Fair Value, Recurring
Financial assets:
Investments	$ 0	0
Level 3 | Non-current investments | Fair Value, Recurring
Financial assets:
Investments		$ 0