v3.25.1
EATON SHAREHOLDERS' EQUITY - Changes in Shareholders' Equity (Details) - USD ($)
shares in Millions, $ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period $ 18,531 $ 19,069
Net income 965 822
Other comprehensive income (loss), net of tax 92 (40)
Cash dividends paid and accrued (413) (381)
Issuance of shares under equity-based compensation plans (19) (5)
Changes in noncontrolling interest of consolidated subsidiaries - net (1)  
Repurchase of shares (608) (138)
Balance at end of period 18,547 19,326
Total Eaton shareholders' equity    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 18,488 19,036
Net income 964 821
Other comprehensive income (loss), net of tax 92 (40)
Cash dividends paid and accrued (411) (381)
Issuance of shares under equity-based compensation plans (19) (5)
Repurchase of shares (608) (138)
Balance at end of period $ 18,506 $ 19,292
Ordinary shares    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period (in shares) 392.9 399.4
Balance at beginning of period $ 4 $ 4
Issuance of shares under equity-based compensation plans (in shares) 0.4 0.9
Repurchase of shares (in shares) (1.9) (0.5)
Balance at end of period (in shares) 391.3 399.8
Balance at end of period $ 4 $ 4
Capital in excess of par value    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 12,731 12,634
Issuance of shares under equity-based compensation plans (19) (4)
Balance at end of period 12,711 12,630
Retained earnings    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 10,096 10,305
Net income 964 821
Cash dividends paid and accrued (411) (381)
Issuance of shares under equity-based compensation plans 0 (1)
Repurchase of shares (608) (138)
Balance at end of period 10,041 10,605
Accumulated other comprehensive loss    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period (4,342) (3,906)
Other comprehensive income (loss), net of tax 92 (40)
Balance at end of period (4,250) (3,946)
Shares held in trust    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period (1) (1)
Balance at end of period (1) (1)
Noncontrolling interests    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Balance at beginning of period 43 33
Net income 1 1
Cash dividends paid and accrued (2)  
Changes in noncontrolling interest of consolidated subsidiaries - net (1)  
Balance at end of period $ 41 $ 34