Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v3.22.2
Segment Information (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2022
USD ($)
segment
Jun. 30, 2021
USD ($)
Segment Reporting [Abstract]        
Number of operating segments | segment     2  
Segment Reporting Information [Line Items]        
Total revenues $ 35,936 $ 31,025 $ 73,121 $ 61,008
Earnings (loss) from operations (129) (418) 1,124 636
Eliminations        
Segment Reporting Information [Line Items]        
Total revenues (3,228) (3,124) (6,679) (6,011)
Managed  Care        
Segment Reporting Information [Line Items]        
Total revenues 33,189 29,590 67,710 58,193
Earnings (loss) from operations (130) (415) 1,107 541
Managed  Care | Operating Segments        
Segment Reporting Information [Line Items]        
Total revenues 33,187 29,588 67,706 58,190
Managed  Care | Eliminations        
Segment Reporting Information [Line Items]        
Total revenues 2 2 4 3
Specialty Services        
Segment Reporting Information [Line Items]        
Total revenues 5,975 4,559 12,090 8,826
Earnings (loss) from operations 1 (3) 17 95
Specialty Services | Operating Segments        
Segment Reporting Information [Line Items]        
Total revenues 2,749 1,437 5,415 2,818
Specialty Services | Eliminations        
Segment Reporting Information [Line Items]        
Total revenues $ 3,226 $ 3,122 $ 6,675 $ 6,008