Summary of Significant Accounting Policies - Concentrations of Credit Risk (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) customer	Dec. 31, 2022 USD ($) customer	Dec. 31, 2021 USD ($)
Concentration risk, financial liabilities
Financial instruments with off-balance sheet risk of accounting loss, liabilities	$ 0
Total revenue	19,593	$ 10,884	$ 4,101
Customer Concentration Risk | Sales Revenue | Customer One
Concentration risk, financial liabilities
Total revenue	4,700	2,900
Customer Concentration Risk | Sales Revenue | Customer Two
Concentration risk, financial liabilities
Total revenue	3,800	2,700
Customer Concentration Risk | Sales Revenue | Customer Three
Concentration risk, financial liabilities
Total revenue	3,700	2,600
Customer Concentration Risk | Sales Revenue | Customer Four
Concentration risk, financial liabilities
Total revenue	3,500	$ 1,200
Customer Concentration Risk | Sales Revenue | Customer Five
Concentration risk, financial liabilities
Total revenue	$ 2,800
Concentration risk, percentage	94.00%
Customer Concentration Risk | Sales Revenue | Five Customers
Concentration risk, financial liabilities
Number of major customers | customer	5
Customer Concentration Risk | Sales Revenue | Four Customers
Concentration risk, financial liabilities
Number of major customers | customer		4
Concentration risk, percentage		86.00%
Customer Concentration Risk | Accounts Receivable | Customer One
Concentration risk, financial liabilities
Concentration risk, percentage	6.00%
Customer Concentration Risk | Accounts Receivable | Customer Two
Concentration risk, financial liabilities
Concentration risk, percentage	30.00%
Customer Concentration Risk | Accounts Receivable | Customer Three
Concentration risk, financial liabilities
Concentration risk, percentage	30.00%
Customer Concentration Risk | Accounts Receivable | Customer Four
Concentration risk, financial liabilities
Concentration risk, percentage	29.00%
Customer Concentration Risk | Accounts Receivable | Customer Five
Concentration risk, financial liabilities
Concentration risk, percentage	0.00%
Customer Concentration Risk | Accounts Receivable | Five Customers
Concentration risk, financial liabilities
Number of major customers | customer	5