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v3.23.3

Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 30, 2022
Retirement Benefits [Abstract] |  |
Service cost | $ 4 | $ 4
Interest cost | 13 | 12
Expected return on plan assets | (14) | (14)
Amortization of actuarial loss | 1 | 1
Amortization of prior service credit | (1) | (1)
Settlement costs | (1) | 0
Net periodic benefit cost | $ 4 | $ 2

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