INCOME TAXES - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
Jan. 03, 2020	Jan. 01, 2021	Jun. 28, 2019	Jun. 29, 2018
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of period	$ 204	$ 438	$ 102	$ 90
Additions based on tax positions taken during current period	35	60	31	17
Additions based on tax positions taken during prior periods	0	21	80	23
Additions for tax positions related to acquired entities	226	116	0	0
Decreases based on tax positions taken during prior periods	(7)	(82)	(9)	(28)
Decreases from lapse in statutes of limitations	(20)	(3)	0	0
Decreases from settlements	0	(8)	0	0
Balance at end of period	$ 438	$ 542	$ 204	$ 102

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

No definition available.

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- Definition

Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from acquisitions.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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