v3.25.2
CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)
shares in Millions, $ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Income Statement [Abstract]        
Net revenues $ 2,761 $ 2,397 $ 5,413 $ 4,763
Operating costs and expenses and other operating income:        
Cost of services 1,818 1,593 3,607 3,188
Selling, general and administrative 486 416 962 856
Amortization of intangible assets 39 29 78 58
Other operating (income) expense, net (20) 4 (18) 6
Total operating costs and expenses, net 2,323 2,042 4,629 4,108
Operating income 438 355 784 655
Other income (expense):        
Interest expense, net (67) (44) (134) (87)
Other income, net 13 3 10 12
Total non-operating expense, net (54) (41) (124) (75)
Income before income taxes and equity in earnings of equity method investees 384 314 660 580
Income tax expense (97) (74) (156) (140)
Equity in earnings of equity method investees, net of taxes 9 0 27 8
Net income 296 240 531 448
Less: Net income attributable to noncontrolling interests 14 11 29 25
Net income attributable to Quest Diagnostics $ 282 $ 229 $ 502 $ 423
Earnings per share attributable to Quest Diagnostics’ common stockholders:        
Basic (in dollars per share) $ 2.51 $ 2.05 $ 4.48 $ 3.79
Diluted (in dollars per share) $ 2.47 $ 2.03 $ 4.41 $ 3.75
Weighted average common shares outstanding:        
Basic (in Shares) 112 111 112 111
Diluted (in Shares) 113 112 113 112