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v3.23.3

Revenue (Tables) | 9 Months Ended
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Sep. 30, 2023
Revenue |
Schedule of revenue by discipline | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, | ​ | September 30,
​ | ​ | 2023 | ​ | 2022 | ​ | 2023 | ​ | 2022
​ | ​ | (in thousands)
Systems | ​ | $ | 231,454 | ​ | $ | 171,092 | ​ | $ | 641,825 | ​ | $ | 488,243
Aftermarket | ​ | ​ | 60,872 | ​ | ​ | 58,083 | ​ | ​ | 178,491 | ​ | ​ | 165,704
Total Revenue | ​ | $ | 292,326 | ​ | $ | 229,175 | ​ | $ | 820,316 | ​ | $ | 653,947
Schedule of revenue by geographic markets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, | ​ | September 30,
​ | ​ | 2023 | ​ | 2022 | ​ | 2023 | ​ | 2022
​ | ​ | (in thousands)
North America | ​ | $ | 51,563 | ​ | $ | 36,036 | ​ | $ | 134,647 | ​ | $ | 95,633
Asia Pacific | ​ | ​ | 185,194 | ​ | ​ | 166,342 | ​ | ​ | 582,238 | ​ | ​ | 484,286
Europe | ​ | ​ | 55,569 | ​ | ​ | 26,797 | ​ | ​ | 103,431 | ​ | ​ | 74,028
Total Revenue | ​ | $ | 292,326 | ​ | $ | 229,175 | ​ | $ | 820,316 | ​ | $ | 653,947
Schedule of Contract liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, | ​ | December 31,
​ | ​ | 2023 | ​ | 2022
​ | ​ | (in thousands)
Contract liabilities | ​ | $ | 202,029 | ​ | $ | 154,777
​ | ​ | ​ | ​ | ​ | ​ | ​
Contract liabilities are reflected as deferred revenue on the consolidated balance sheet and relate to payments invoiced or received in advance of completion of performance obligations under a contract. Contract liabilities are recognized as revenue upon the fulfillment of performance obligations. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended | ​ | Nine months ended
​ | ​ | September 30, |  | September 30,
​ | ​ | 2023 | ​ | 2022 | ​ | 2023 | ​ | 2022
​ | ​ | (in thousands)
Balance, beginning of the period | ​ | $ | 182,540 | ​ | $ | 71,549 | ​ | $ | 154,777 | ​ | $ | 68,436
Deferral of revenue | ​ | ​ | 62,787 | ​ | ​ | 70,706 | ​ | ​ | 154,216 | ​ | ​ | 108,472
Recognition of deferred revenue | ​ | ​ | (43,298) | ​ | ​ | (19,666) | ​ | ​ | (106,964) | ​ | ​ | (54,319)
Balance, end of the period | ​ | $ | 202,029 | ​ | $ | 122,589 | ​ | $ | 202,029 | ​ | $ | 122,589

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- Definition Tabular disclosure of revenue from external customers by discipline areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. + References No definition available. + Details
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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Subparagraph a -SubTopic 10 -Topic 280 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 + Details
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