Supplementary Information - Long-term Income Taxes Payable (Details) - USD ($) $ in Millions	Jun. 30, 2023	Mar. 31, 2023
Supplementary Information [Abstract]
Deemed repatriation tax payable	$ 310	$ 310
Other long-term income taxes	1	1
Uncertain tax positions (including interest and penalties)	530	509
Total long-term income taxes payable	$ 841	$ 820

Accrued Income Taxes, Noncurrent, Miscellaneous

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- Definition

Supplementary Information [Abstract]

+ References

No definition available.

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due beyond one year or the operating cycle, whichever is longer. Alternate captions include income taxes payable, noncurrent.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(24))
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Amount recognized for uncertainty in income taxes classified as noncurrent.

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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Amount of tax liability from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act, classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//740/tableOfContent

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