Summary of significant accounting policies - Summary of Customer and Supplier Concentration Risk (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Significant Accounting Policies [Line Items]
Revenue	$ 459,072	$ 645,274	$ 584,814
Cost of revenue	389,013	543,750	$ 499,434
Accounts receivable	59,998	76,094
Accounts payable	53,992	61,770
Top One Supplier \| Supplier Concentration Risk \| Purchases
Significant Accounting Policies [Line Items]
Cost of revenue	$ 46,000	$ 55,000
Concentration risk percentage	11.00%	10.00%
Top Two Suppliers \| Supplier Concentration Risk \| Accounts Payable Benchmark
Significant Accounting Policies [Line Items]
Concentration risk percentage	40.00%	34.00%
Accounts payable	$ 22,000	$ 21,000
Top One Customer \| Customer Concentration Risk \| Revenue from Contract with Customer Benchmark
Significant Accounting Policies [Line Items]
Revenue	$ 48,000
Concentration risk percentage	10.00%
Top One Customer \| Customer Concentration Risk \| Accounts Receivable
Significant Accounting Policies [Line Items]
Concentration risk percentage		10.00%
Accounts receivable		$ 7,000
Top Two Customers \| Customer Concentration Risk \| Revenue from Contract with Customer Benchmark
Significant Accounting Policies [Line Items]
Revenue		$ 171,000
Concentration risk percentage		27.00%

Significant Accounting Policies [Line Items]

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Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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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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