v3.26.3
Consolidated Statements of Comprehensive Income - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Statement of Comprehensive Income [Abstract]        
Net income $ 288 $ 226 $ 738 $ 617
Other comprehensive income (loss), before tax:        
Foreign currency translation adjustment (24) (6) (71) 87
Amount of currency translation adjustment relating to divestiture of foreign subsidiaries reclassified into net income 7 0 (1) 8
Net change in derivative hedge agreements:        
Unrealized (loss) gain (2) 1 (14) 31
Amount of loss (gain) reclassified into net income 2 (5) (4) (2)
Net change in post-retirement benefit plans:        
Amortization of net actuarial gain into net income 0 0 0 1
Foreign currency translation adjustment 1 1 3 (2)
Amount of gain recognized relating to divestiture of foreign subsidiaries reclassified into net income 0 0 (3) 0
Other comprehensive (loss) income, before tax (16) (9) (90) 123
Income tax (benefit) expense related to items of other comprehensive income (11) 2 7 (79)
Other comprehensive (loss) income, net of tax (5) (11) (97) 202
Comprehensive income 283 215 641 819
Comprehensive loss attributable to non-controlling interest 3 1 19 5
Comprehensive income attributable to Xylem $ 286 $ 216 $ 660 $ 824