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Revenue Recognition - Deferred Revenues (Details) - USD ($) $ in Thousands | 6 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Revenue recognized during the period that was included in deferred revenues at the beginning of the period | $ 5,757 | $ 30,839 |  |
Deferred revenue, current portion | 16,009 |  | $ 7,404 |
Deferred revenue, Long-term | 20,721 |  | 21,318 |
Deferred revenue | 36,730 | $ 34,209 | $ 28,722 | $ 72,930
BGI Genomics |  |  |  |
Deferred revenue, current portion | 6,400 |  |  |
Foundation Medicine ("FMI") |  |  |  |
Deferred revenue, current portion | 1,400 |  |  |
BGI Genomics and Foundation Medicine ("FMI") |  |  |  |
Revenue recognized during the period that was included in deferred revenues at the beginning of the period | $ 3,900 |  |  |

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