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REVENUE (Tables) | 6 Months Ended
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Jun. 30, 2023
Revenue from Contract with Customer [Abstract] |
Schedule of Total Revenue by Type and by U.S versus Rest of World | The following table presents detail regarding the composition of the Company’s total revenue by product type and by geographical region, either U.S. or rest of world (“RoW”):
| Three months ended June 30,
| 2023 |  |  | 2022
(in millions) | U.S. |  | RoW |  | Total |  |  | U.S. |  | RoW |  | Total
Testing revenues: |  |  |  |  |  |  |  |  |  |  |  |
Hereditary Cancer | $ | 64.5 |  |  | $ | 12.2 |  |  | $ | 76.7 |  |  |  | $ | 69.8 |  |  | $ | 9.6 |  |  | $ | 79.4 |
Tumor Profiling | 27.3 |  |  | 8.7 |  |  | 36.0 |  |  |  | 21.5 |  |  | 12.0 |  |  | 33.5 |
Prenatal | 35.4 |  |  | 0.2 |  |  | 35.6 |  |  |  | 33.1 |  |  | 0.2 |  |  | 33.3 |
Pharmacogenomics | 35.2 |  |  | — |  |  | 35.2 |  |  |  | 33.1 |  |  | — |  |  | 33.1 |
Total revenue | $ | 162.4 |  |  | $ | 21.1 |  |  | $ | 183.5 |  |  |  | $ | 157.5 |  |  | $ | 21.8 |  |  | $ | 179.3 |
| Six months ended June 30,
| 2023 |  |  | 2022
(in millions) | U.S. |  | RoW |  | Total |  |  | U.S. |  | RoW |  | Total
Testing revenues: |  |  |  |  |  |  |  |  |  |  |  |
Hereditary Cancer | $ | 128.5 |  |  | $ | 23.9 |  |  | $ | 152.4 |  |  |  | $ | 130.5 |  |  | $ | 19.8 |  |  | $ | 150.3 |
Tumor Profiling | 56.1 |  |  | 17.2 |  |  | 73.3 |  |  |  | 41.2 |  |  | 24.8 |  |  | 66.0 |
Prenatal | 71.4 |  |  | 0.4 |  |  | 71.8 |  |  |  | 64.8 |  |  | 0.4 |  |  | 65.2 |
Pharmacogenomics | 67.2 |  |  | — |  |  | 67.2 |  |  |  | 62.4 |  |  | — |  |  | 62.4 |
Autoimmune | — |  |  | — |  |  | — |  |  |  | 0.3 |  |  | — |  |  | 0.3 |
Total revenue | $ | 323.2 |  |  | $ | 41.5 |  |  | $ | 364.7 |  |  |  | $ | 299.2 |  |  | $ | 45.0 |  |  | $ | 344.2 |

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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 -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 + Details
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