v3.22.4
Income Taxes (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Jun. 30, 2023
Dec. 31, 2022
Dec. 31, 2021
Jun. 30, 2023
Jun. 30, 2022
Income Taxes              
Effective Income Tax Rate Reconciliation, Percent 5.40% 105.00%   30.00% 153.10%    
Goodwill, Impairment Loss       $ 863      
Income Tax Expense (Benefit) $ (7) $ (1,022)   (8) $ (925)    
Unrecognized tax benefits 1,000     1,000     $ 943
Unrecognized tax benefits that would impact effective tax rate 889     889     858
Unrecognized tax benefits, interest and penalties accrued 56     56     48
Medical Unit              
Income Taxes              
Goodwill, Impairment Loss       863      
Forecast [Member] | Medical Unit Goodwill Impairment [Member]              
Income Taxes              
Income Tax Expense (Benefit)           $ 68  
Forecast [Member] | Medical Unit Goodwill Impairment [Member] | Subsequent Event              
Income Taxes              
Income Tax Expense (Benefit)     $ 140        
Minimum              
Income Taxes              
Estimated range of decrease in unrecognized tax benefits within the next 12 months 0     0      
Maximum              
Income Taxes              
Estimated range of decrease in unrecognized tax benefits within the next 12 months 120     120      
CareFusion [Member]              
Income Taxes              
Indemnification Receivable $ 78     $ 78     $ 75