CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 3,223	$ 2,465	$ 2,146
Less net income for noncontrolling interests	(5)	(4)	(2)
Net income attributable to Eaton ordinary shareholders	3,218	2,462	2,144
Other comprehensive income (loss), net of tax
Currency translation and related hedging instruments	235	(647)	30
Pensions and other postretirement benefits	(185)	175	495
Cash flow hedges	(11)	159	37
Other comprehensive income (loss) attributable to Eaton ordinary shareholders	39	(313)	562
Total comprehensive income attributable to Eaton ordinary shareholders	$ 3,257	$ 2,149	$ 2,706