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Revenue (Tables) | 12 Months Ended
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Dec. 31, 2022
Revenue from Contract with Customer [Abstract] |
Disaggregation of revenue | The following table presents the Company’s disaggregated (in thousands):
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Over-time revenue | $ | 1,155,848 |  |  | $ | 519,003 |  |  | $ | 503,238 |
Point in time revenue | 481,698 |  |  | 334,315 |  |  | 369,424 |
Total revenue | $ | 1,637,546 |  |  | $ | 853,318 |  |  | $ | 872,662 |
Contract assets consisting of unbilled receivables are recorded within accounts receivable on the consolidated balance sheets on a contract-by-contract basis at the end of the reporting period and consisted of the following (in thousands):
| December 31,
| 2022 |  | 2021 |  | 2020
Unbilled receivables | $ | 101,513 |  |  | $ | 111,224 |  |  | $ | 18,073 |
Contract liabilities consisting of deferred revenue recorded on a contract-by-contract basis at the end of each reporting period were as follows (in thousands):
| December 31,
| 2022 |  | 2021 |  | 2020
Deferred revenue | $ | 178,922 |  |  | $ | 99,575 |  |  | $ | 149,821 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045 + Details
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