v3.26.3
Segment and Geographic Data - CODM (Details)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
segment
Sep. 30, 2025
USD ($)
Segment Reporting [Line Items]        
Number of reportable segments | segment     4  
Revenue $ 2,201 $ 2,268 $ 6,662 $ 6,638
Cost of revenue 1,294 1,385 3,989 4,095
Operating Income (Loss) 385 334 1,019 870
Corporate and other loss (20) (26) (64) (75)
Interest expense (21) (6) (32) (23)
Other non-operating income, net 6 6 3 13
Loss on sale of businesses (5) (37) (17) (47)
Income before income taxes 365 297 973 813
Depreciation and amortization:     417 432
Capital expenditures:     268 248
Operating Segments        
Segment Reporting [Line Items]        
Operating Income (Loss) 405 360 1,083 945
Depreciation and amortization: 137 142    
Capital expenditures: 89 79    
Water Infrastructure        
Segment Reporting [Line Items]        
Depreciation and amortization:     74 71
Capital expenditures:     31 29
Water Infrastructure | Operating Segments        
Segment Reporting [Line Items]        
Revenue 645 656 1,931 1,887
Cost of revenue 333 357 1,020 1,051
Operating expenses 158 154 472 457
Other segment item 7 32 59 83
Operating Income (Loss) 147 113 380 296
Depreciation and amortization: 24 24    
Capital expenditures: 13 7    
Applied Water | Operating Segments        
Segment Reporting [Line Items]        
Revenue 489 456 1,438 1,374
Cost of revenue 311 291 912 868
Operating expenses 84 76 255 246
Other segment item (6) 4 (7) 19
Operating Income (Loss) 100 85 278 241
Measurement and Control Solutions        
Segment Reporting [Line Items]        
Depreciation and amortization:     121 126
Capital expenditures:     47 56
Measurement and Control Solutions | Operating Segments        
Segment Reporting [Line Items]        
Revenue 436 522 1,452 1,552
Cost of revenue 262 322 888 949
Operating expenses 90 110 314 333
Other segment item 18 26 64 82
Operating Income (Loss) 66 64 186 188
Water Solutions and Services | Operating Segments        
Segment Reporting [Line Items]        
Revenue 631 634 1,841 1,825
Cost of revenue 402 396 1,163 1,170
Operating expenses 115 111 361 344
Other segment item 22 29 78 91
Operating Income (Loss) 92 98 239 220
Depreciation and amortization: 63 64 194 203
Capital expenditures: 31 30 113 93
Applied Water Segment        
Segment Reporting [Line Items]        
Depreciation and amortization:     23 25
Capital expenditures:     19 23
Applied Water Segment | Operating Segments        
Segment Reporting [Line Items]        
Depreciation and amortization: 8 8    
Capital expenditures: 8 9    
Measurement and Control Solutions Segment | Operating Segments        
Segment Reporting [Line Items]        
Depreciation and amortization: 40 43    
Capital expenditures: 16 20    
Corporate        
Segment Reporting [Line Items]        
Depreciation and amortization:     5 7
Capital expenditures:     19 24
Corporate | Operating Segments        
Segment Reporting [Line Items]        
Depreciation and amortization: 2 3    
Capital expenditures: 7 7    
Regional Selling Locations        
Segment Reporting [Line Items]        
Capital expenditures:     $ 39 $ 23
Regional Selling Locations | Operating Segments        
Segment Reporting [Line Items]        
Capital expenditures: $ 14 $ 6