XML 53 R32.htm IDEA: XBRL DOCUMENT v3.10.0.1

Employee Termination, Asset Impairment and Other Charges (Tables)

3 Months Ended

Sep. 28, 2018

Restructuring Cost and Reserve [Line Items]

Schedule of Restructuring Reserve by Type of Cost

The Company recorded the following charges related to employee terminations benefits, asset impairment, and other charges:

	Three Months Ended
	September 28, 2018				September 29, 2017
	(in millions)
Employee termination and other charges:
Restructuring Plan 2016	$	—			$	45
Closure of Foreign Manufacturing Facilities	4				—
Business Realignment	42				7
Total employee termination and other charges	$	46			$	52

Foreign Manufacturing Facilities

Restructuring Cost and Reserve [Line Items]

Schedule of Restructuring Reserve by Type of Cost

The following table presents an analysis of the components of the restructuring charges, payments and adjustments made against the reserve during the three months ended September 28, 2018:

	Employee Termination Benefits
	(in millions)
Accrual balance at June 29, 2018	$	56
Charges	4
Accrual balance at September 28, 2018	$	60

Business Realignment Activities

Restructuring Cost and Reserve [Line Items]

Schedule of Restructuring Reserve by Type of Cost

The following table presents an analysis of the components of the activity against the reserve during the three months ended September 28, 2018:

	Employee Termination Benefits				Contract Termination and Other				Total
	(in millions)
Accrual balance at June 29, 2018	$	31			$	5			$	36
Charges	38				4				42
Cash payments	(13		)		(4		)		(17		)
Accrual balance at September 28, 2018	$	56			$	5			$	61

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

X

- Definition

Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b)(2))
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

+ Details

Name:	us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RestructuringPlanAxis=wdc_ClosureofForeignManufacturingFacilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringPlanAxis=wdc_BusinessRealignmentActivitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: