Leases - Comprehensive Income Net Lease Costs (Details) - USD ($) $ in Millions	12 Months Ended
Mar. 27, 2021	Mar. 28, 2020
Changes to lease related balances, net
Operating lease cost	$ 432	$ 449
Variable lease cost	69	155
Short-term lease cost	15	18
Sublease income	(6)	(6)
Total lease cost	510	616
COVID-19
Changes to lease related balances, net
Variable lease cost	$ 52	$ 0

Amount of lease cost recognized by lessee for lease contract.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

+ References

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- Definition

Amount of short-term lease cost, excluding expense for lease with term of one month or less.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of sublease income excluding finance and operating lease expense.

+ References

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- Definition

Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

+ References

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