v3.26.1
OTHER (INCOME) EXPENSE, NET (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 14, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Other Income And Expenses [Line Items]        
Amortization of trademarks and other intangible assets   $ 27 $ 21 $ 29
Trust investment (gains) losses, net   (25) (18) (20)
Net periodic benefit cost   4 2 14
Foreign exchange transaction (gains) losses, net   4 2 25
Income from equity investees   (3) (4) (5)
Interest income   (8) (9) (23)
Restructuring costs   0 0 16
Gain on sale-leaseback transaction $ (16) 0 0 (16)
Other   (7) (15) 4
Total   (8) (86) 24
Cyberattack        
Other Income And Expenses [Line Items]        
Cyberattack insurance recoveries     (70) 29
Cyberattack | Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold        
Other Income And Expenses [Line Items]        
Cyberattack insurance recoveries     (5) 17
Cyberattack | Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense        
Other Income And Expenses [Line Items]        
Cyberattack insurance recoveries     0 12
Cyberattack | Income Statement Location [Axis]: clx:OtherExpenseIncomeNet        
Other Income And Expenses [Line Items]        
Cyberattack insurance recoveries   $ 0 $ (65) $ 0