v3.26.1
Segment Information (Schedule of Revenues by Segment) (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting Information [Line Items]        
Total revenues $ 2,117.3 $ 1,841.3 $ 3,955.3 $ 3,423.6
Direct premiums and escrow fees 794.1 704.2 1,454.3 1,265.3
Agent premiums 819.7 716.5 1,579.1 1,371.1
Information and other 307.8 270.1 582.9 512.3
Net investment income 183.7 160.2 336.1 295.4
Net investment gains (losses) (1.5) (5.4) (2.8) (6.9)
Operating Segments        
Segment Reporting Information [Line Items]        
Total revenues 2,117.3 1,841.3 3,955.3 3,423.6
Direct premiums and escrow fees 794.1 704.2 1,454.3 1,265.3
Agent premiums 819.7 716.5 1,579.1 1,371.1
Information and other 307.8 270.1 582.9 512.3
Net investment income 183.7 160.2 336.1 295.4
Net investment gains (losses) 12.0 (9.7) 2.9 (20.5)
Operating Segments | Title Insurance and Services        
Segment Reporting Information [Line Items]        
Total revenues 2,014.6 1,722.9 3,746.9 3,207.3
Direct premiums and escrow fees 689.2 600.4 1,246.3 1,060.0
Agent premiums 819.7 716.5 1,579.1 1,371.1
Information and other 295.0 264.3 564.2 500.3
Net investment income 164.0 147.1 318.2 284.8
Net investment gains (losses) 46.7 (5.4) 39.1 (8.9)
Operating Segments | Home Warranty        
Segment Reporting Information [Line Items]        
Total revenues 113.8 110.2 223.6 218.0
Direct premiums and escrow fees 104.8 103.7 207.9 205.3
Agent premiums 0.0 0.0 0.0 0.0
Information and other 6.2 5.9 12.1 12.1
Net investment income 1.3 1.2 2.6 2.0
Net investment gains (losses) 1.5 (0.6) 1.0 (1.4)
Operating Segments | Corporate and Eliminations        
Segment Reporting Information [Line Items]        
Total revenues (11.1) 8.2 (15.2) (1.7)
Direct premiums and escrow fees 0.1 0.1 0.1 0.0
Agent premiums 0.0 0.0 0.0 0.0
Information and other 6.6 (0.1) 6.6 (0.1)
Net investment income 18.4 11.9 15.3 8.6
Net investment gains (losses) $ (36.2) $ (3.7) $ (37.2) $ (10.2)