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Summary of Significant Accounting Policies - Revenue recognition - Contract assets and liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Summary of Significant Accounting Policies
Revenue recognized from beginning balance of contract liabilities	$ 645,727	$ 398,545
Contract liabilities expected to be recognized	417,278
Contract Assets
Accounts receivables, unbilled	142,603	101,435
Contract Liabilities
Advances from customers	204,826	392,308
Other current liabilities	212,452	333,500
Other non-current liabilities	41,337	52,693
Contract liability	$ 458,615	$ 778,501

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Amount of other current liabilities relating to contract liabilities.

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Amount of other non-current liabilities relating to contract liabilities.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
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-URI https://asc.fasb.org/1943274/2147479837/606-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Name Accounting Standards Codification
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-URI https://asc.fasb.org/1943274/2147479837/606-10-45-1

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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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