XML 77 R61.htm IDEA: XBRL DOCUMENT v3.21.2

Related Parties and Related Commitments and Contingencies - Joint Venture Lease Amounts (Details) - Flash Ventures $ in Millions	Oct. 01, 2021 USD ($)
Guarantor Obligations [Line Items]
Remaining nine months of 2022	$ 465
2023	546
2024	442
2025	245
2026	253
Thereafter	34
Total guarantee obligations	1,985
Payment of Principal Amortization
Guarantor Obligations [Line Items]
Remaining nine months of 2022	443
2023	481
2024	325
2025	138
2026	91
Thereafter	4
Total guarantee obligations	1,482
Purchase Option Exercise Price at Final Lease Terms
Guarantor Obligations [Line Items]
Remaining nine months of 2022	22
2023	65
2024	117
2025	107
2026	162
Thereafter	30
Total guarantee obligations	$ 503

X

- Definition

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

Name:	us-gaap_GuaranteeObligationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248

+ Details

Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Guarantee Obligations Maximum Exposure Remainder Of Fiscal Year

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureRemainderOfFiscalYear
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Guarantee Obligations Maximum Exposure Thereafter

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureThereafter
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions due within the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureYearFour
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions due within the first fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureYearOne
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions due within the third fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureYearThree
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions due within the second fiscal year following the latest fiscal year.

+ References

No definition available.

+ Details

Name:	wdc_GuaranteeObligationsMaximumExposureYearTwo
Namespace Prefix:	wdc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_EquityMethodInvesteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_GuaranteeObligationsByNatureAxis=wdc_PaymentOfPrincipalAmortizationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_GuaranteeObligationsByNatureAxis=wdc_PurchaseOptionExercisePriceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: