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Pensions and Other Post-Retirement Benefit Plans - Obligations and Funded Status (Details) - USD ($) $ in Millions	Dec. 31, 2021	Jul. 02, 2021
Retirement Benefits [Abstract]
Benefit obligation at end of period	$ 353	$ 359
Fair value of plan assets at end of period	223	227
Unfunded status	$ 130	$ 132

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.

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