Commitments and Contingencies - Additional Information (Details) $ / shares in Units, $ in Thousands				1 Months Ended	3 Months Ended	6 Months Ended		12 Months Ended
	Apr. 24, 2023 $ / shares	Nov. 30, 2021 USD ($)	May 02, 2021 USD ($) Installment	Apr. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Jun. 30, 2023 USD ($) $ / shares	Jun. 30, 2023 GBP (£)	Dec. 31, 2022 USD ($)
Commitment And Contingencies [Line Items]
Sales tax payable current						$ 931		$ 711
Stock exchange stock trading price description						The Bid Price Notice has no immediate effect on the continued listing status of our common stock on The Nasdaq Capital Market, and, therefore, our listing remains fully effective.	The Bid Price Notice has no immediate effect on the continued listing status of our common stock on The Nasdaq Capital Market, and, therefore, our listing remains fully effective.
Compliance period afforded to regain compliance with bid price requirements						180 days	180 days
Number of consecutive business days below closing minimum bid requirement	30 years					30 days	30 days
Minimum bid price requirement | $ / shares	$ 1.00					$ 1.00
Maximum
Commitment And Contingencies [Line Items]
Minimum closing bid price | $ / shares	$ 1.00
Number of consecutive business days below closing minimum bid requirement						20 days	20 days
Minimum
Commitment And Contingencies [Line Items]
Minimum closing bid price | $ / shares						$ 1.00
Number of consecutive business days below closing minimum bid requirement						10 days	10 days
Settlement Agreement
Commitment And Contingencies [Line Items]
Agreement date			May 2, 2021
Proceeds to be received from settlement agreement			$ 3,000
Number of installments | Installment			3
Settlement Agreement | Prepaid Expenses and Other Current Assets
Commitment And Contingencies [Line Items]
Prepaid asset								4,100
Settlement Agreement | First Payment
Commitment And Contingencies [Line Items]
Settlement received								$ 1,000
Settlement Agreement | Third Payment
Commitment And Contingencies [Line Items]
Proceeds to be received from settlement agreement		$ 1,000
Securities Purchase Agreement | Settlement Agreement
Commitment And Contingencies [Line Items]
Litigation settlement					$ 800
Litigation settlement in cash				$ 500
Litigation settlement coupons awarded				$ 300
PPD Stock Purchase Agreement
Commitment And Contingencies [Line Items]
Earn out payment amount						$ 8,800	£ 6,902,816