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Summary of significant accounting policies - Summary of Customer and Supplier Concentration Risk (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Significant Accounting Policies [Line Items]
Revenue	$ 74,573	$ 89,017	$ 270,975	$ 335,065
Purchases	62,277	76,343	226,545	285,149
Accounts receivable	33,051		33,051		$ 59,998
Accounts payable	38,749		38,749		53,992
Top One Supplier | Supplier Concentration Risk | Purchases
Significant Accounting Policies [Line Items]
Purchases	$ 9,000	$ 9,000	$ 26,000	$ 33,000
Concentration risk percentage	14.00%	11.00%	12.00%	11.00%
Top One Supplier | Supplier Concentration Risk | Accounts Payable Benchmark
Significant Accounting Policies [Line Items]
Accounts payable	$ 6,000		$ 6,000
Concentration risk percentage			16.00%
Top Two Suppliers | Supplier Concentration Risk | Accounts Payable Benchmark
Significant Accounting Policies [Line Items]
Accounts payable					$ 22,000
Concentration risk percentage					40.00%
Top One Customer | Customer Concentration Risk | Revenue from Contract with Customer Benchmark
Significant Accounting Policies [Line Items]
Revenue		$ 10,000	$ 0	$ 42,000
Concentration risk percentage		11.00%	0.00%	13.00%
Top One Customer | Customer Concentration Risk | Accounts Receivable
Significant Accounting Policies [Line Items]
Accounts receivable	$ 5,000		$ 5,000
Concentration risk percentage			15.00%

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The aggregate cost of goods produced and sold and services rendered during the reporting period.

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