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Revenue - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Disaggregation of Revenue |  |  |
Revenue recognized | $ 98,794 | $ 116,080 |
Contract assets - net | 34,268 |  | $ 36,179
Contract with customer, liability | 3,682 |  | $ 3,235
Contract assets transferred to receivables | 11,607 |  |
Cash proceeds from liability contract | 1,957 |  |
Revenue recognized from contract liability | $ 1,441 | $ 676 |
Over time |  |  |
Disaggregation of Revenue |  |  |
Customer revenue transferred (percentage) | 30.70% | 25.30% |
Revenue recognized | $ 30,303 | $ 29,372 |
Over time | Performance Based |  |  |
Disaggregation of Revenue |  |  |
Revenue recognized | 19,322 | 21,108 |
Over time | Delivery Based |  |  |
Disaggregation of Revenue |  |  |
Revenue recognized | $ 10,981 | $ 8,264 |
Point in time |  |  |
Disaggregation of Revenue |  |  |
Customer revenue transferred (percentage) | 69.30% | 74.70% |
Revenue recognized | $ 68,491 | $ 86,708 |

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