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v3.23.2

BUSINESS SEGMENT INFORMATION (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net revenues | 100.00% | 100.00% | 100.00% | 100.00%
Total net revenues | $ 2,338 | $ 2,453 | $ 4,669 | $ 5,064
Total operating income | 348 | 388 | 653 | 901
Non-operating expense, net | (31) | (65) | (59) | (126)
Income before income taxes and equity in earnings of equity method investees | 317 | 323 | 594 | 775
Income tax expense | (75) | (77) | (140) | (187)
Equity in earnings of equity method investees, net of taxes | 7 | 4 | 12 | 35
Net income | 249 | 250 | 466 | 623
Less: Net income attributable to noncontrolling interests | 14 | 16 | 29 | 34
Net income attributable to Quest Diagnostics | $ 235 | $ 234 | $ 437 | $ 589
Total net revenues, percent | 100.00% | 100.00% | 100.00% | 100.00%
Routine clinical testing services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues, percent | 51.00% | 45.00% | 50.00% | 43.00%
COVID-19 Testing Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues, percent | 2.00% | 14.00% | 3.00% | 19.00%
Gene-based and esoteric testing services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues, percent | 38.00% | 32.00% | 37.00% | 30.00%
Anatomic pathology testing services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues, percent | 6.00% | 6.00% | 7.00% | 5.00%
All other services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues, percent | 3.00% | 3.00% | 3.00% | 3.00%
DIS business |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net revenues | 97.00% | 97.00% | 97.00% | 97.00%
Total net revenues | $ 2,268 | $ 2,384 | $ 4,527 | $ 4,925
Total operating income | $ 410 | $ 442 | $ 784 | $ 1,004
DIS business | Minimum |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Percentage of net revenues | 95.00% | 95.00% | 95.00% | 95.00%
All other operating segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total net revenues | $ 70 | $ 69 | $ 142 | $ 139
Total operating income | 10 | 6 | 18 | 13
General corporate activities |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total operating income | $ (72) | $ (60) | $ (149) | $ (116)

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