Employee Retirement Benefit Plans - Components of Company's Net Periodic Benefit Costs (Detail) - USD ($) $ in Millions |
3 Months Ended | |||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
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| Components of net periodic benefit cost: | ||||
| Service cost | $ 1 | $ 1 | ||
| Interest cost | 2 | 1 | ||
| Expected return on plan assets | (2) | (2) | ||
| Amortization | [1] | 0 | 1 | |
| Net amount recognized | 1 | 1 | ||
| Estimated discounted value of future employer contributions | 38 | |||
| Estimated annual cash contribution | $ 2 | $ 2 | ||
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- Definition Multiemployer Plans, Estimated Annual Cash Contribution No definition available.
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| X | ||||||||||
- Definition Multiemployer Plans, Estimated Discounted Value of Future Employer Contributions No definition available.
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| X | ||||||||||
- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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