v3.23.3
BUSINESS SEGMENT INFORMATION (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2023
Jun. 30, 2023
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales $ 5,880     $ 5,313     $ 17,229 $ 15,368      
Intangible asset amortization expense (107)     (124)     (344) (375)      
Interest expense - net (33)     (37)     (124) (100)      
Pension and other postretirement benefits income 11     7     33 35      
Restructuring program charges (7)     (22)     (46) (49) $ (33) $ (78) $ (214)
Other expense - net (171)     (227)     (512) (529)      
Income before income taxes 1,079     720     2,739 2,060      
Income tax expense 187     112     463 316      
Net income 892 $ 745 $ 639 608 $ 601 $ 533 2,277 1,743      
Less net income for noncontrolling interests (1)     (1)     (4) (2)      
Net income attributable to Eaton ordinary shareholders 891     607     2,273 1,741      
Electrical Americas                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 2,594     2,179     7,426 6,201      
Electrical Global                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 1,503     1,486     4,572 4,418      
Aerospace                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 867     768     2,517 2,227      
Vehicle                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 753     744     2,242 2,123      
eMobility                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 163     137     471 399      
Operating segments                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 5,880     5,313     17,229 15,368      
Segment operating profit (loss) 1,386     1,124     3,732 3,079      
Operating segments | Electrical Americas                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 2,594     2,179     7,426 6,201      
Segment operating profit (loss) 719     511     1,913 1,368      
Restructuring program charges 0     (4)     (4) (14)      
Operating segments | Electrical Global                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 1,503     1,486     4,572 4,418      
Segment operating profit (loss) 328     305     892 866      
Restructuring program charges (5)     (8)     (22) (14)      
Operating segments | Aerospace                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 867     768     2,517 2,227      
Segment operating profit (loss) 209     185     580 506      
Restructuring program charges (1)     (2)     (4) (6)      
Operating segments | Vehicle                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 753     744     2,242 2,123      
Segment operating profit (loss) 131     125     353 346      
Restructuring program charges (1)     (2)     (4) (8)      
Operating segments | eMobility                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Net sales 163     137     471 399      
Segment operating profit (loss) 0     (2)     (5) (7)      
Restructuring program charges 0     0     (6) 0      
Corporate, Non-Segment [Member]                      
Segment Reporting Information, Profit (Loss) [Abstract]                      
Restructuring program charges $ 0     $ (5)     $ (6) $ (7)