v3.22.2.2
Employee Retirement Benefit Plans-Balance Sheet (Details) - USD ($)
$ in Millions
 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Amounts Recognized in Statement of Financial Position    
Noncurrent assets   $ 43
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] Pension liability Pension liability
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Pension liability Pension liability
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Pension liability Pension liability
Retirement Benefits [Member]    
Amounts Recognized in Statement of Financial Position    
Noncurrent assets $ 37 $ 43
Current liabilities (1) (1)
Noncurrent liabilities (64) (96)
Funded status at end of year (28) (54)
Amounts Recognized in Accumulated Other Comprehensive Income    
Prior service cost (1) (1)
Net (gain)/loss 49 62
Total accumulated other comprehensive income at the end of the year 48 61
Additional Information for Plan with ABO in Excess of Plan Assets    
Projected benefit obligation 132 130
Accumulated benefit obligation 128 124
Fair value of plan assets 67 32
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Service cost 4 4
Interest cost 5 4
Defined Benefit Plan, Expected Return (Loss) on Plan Assets 10 11
Defined Benefit Plan, Amortization of Gain (Loss) (2) (3)
Net periodic benefit cost 1 0
Other Post-Retirement Benefits [Member]    
Amounts Recognized in Statement of Financial Position    
Noncurrent assets 0 0
Current liabilities 0 0
Noncurrent liabilities (2) (2)
Funded status at end of year (2) (2)
Amounts Recognized in Accumulated Other Comprehensive Income    
Prior service cost 0 0
Net (gain)/loss (1) (1)
Total accumulated other comprehensive income at the end of the year (1) (1)
Additional Information for Plan with ABO in Excess of Plan Assets    
Projected benefit obligation 2 2
Accumulated benefit obligation 2 2
Fair value of plan assets 0 0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]    
Service cost 0 0
Interest cost 0 0
Defined Benefit Plan, Expected Return (Loss) on Plan Assets 0 0
Defined Benefit Plan, Amortization of Gain (Loss) 0 0
Net periodic benefit cost $ 0 $ 0