Pensions and Other Post-retirement Benefit Plans - Obligations and Funded Status (Details) - USD ($) $ in Millions	Jan. 03, 2020	Jun. 28, 2019
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Benefit obligation at end of period	$ 278	$ 280
Fair value of plan assets at end of period	210	208
Unfunded status	$ 68	$ 72

Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

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+ Details

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- Definition

Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status.

+ References

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+ Details

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Period Type:	instant