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Reports
Cover Page
Audit Information
Statements
Consolidated Balance Sheets
Consolidated Balance Sheets (Parenthetical)
Consolidated Statements of Operations
Consolidated Statements of Comprehensive Income (Loss)
Consolidated Statements of Cash Flows
Consolidated Statements of Convertible Preferred Stock and Shareholders' Equity
Reports
Organization and Basis of Presentation
Recent Accounting Pronouncements
Business Segments, Geographic Information, and Concentrations of Risk
Supplemental Financial Statement Data
Fair Value Measurements and Investments
Derivative Instruments and Hedging Activities
Debt
Pension and Other Post-Retirement Benefit Plans
Related Parties and Related Commitments and Contingencies
Leases and Other Commitments
Western Digital Corporation 401(k) Plan
Shareholders’ Equity and Convertible Preferred Stock
Income Tax Expense
Net Income (Loss) Per Common Share
Employee Termination, Asset Impairment and Other Charges
Supplier Finance Program
Legal Proceedings
Revision of Previously Issued Financial Statements
Pay vs Performance Disclosure
Insider Trading Arrangements
Insider Trading Policies and Procedures
Accounting Policies
Organization and Basis of Presentation (Policies)
Tables
Business Segments, Geographic Information, and Concentrations of Risk (Tables)
Supplemental Financial Statement Data (Tables)
Fair Value Measurements and Investments (Tables)
Debt (Tables)
Pension and Other Post-Retirement Benefit Plans (Tables)
Related Parties and Related Commitments and Contingencies (Tables)
Leases and Other Commitments (Tables)
Shareholders’ Equity and Convertible Preferred Stock (Tables)
Income Tax Expense (Tables)
Net Income (Loss) Per Common Share (Tables)
Employee Termination, Asset Impairment and Other Charges (Tables)
Revision of Previously Issued Financial Statements (Tables)
Details
Organization and Basis of Presentation - Additional Information (Details)
Organization and Basis of Presentation - Property, Plant and Equipment Useful Life (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Segment Reporting Information, by Segment (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Disaggregation of Revenue (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Revenue by Geography (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Long-lived Assets by Geography (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Additional Information (Details)
Business Segments, Geographic Information, and Concentrations of Risk - Goodwill Rollforward (Details)
Supplemental Financial Statement Data - Additional Information (Details)
Supplemental Financial Statement Data - Inventory (Details)
Supplemental Financial Statement Data - Property, Plant and Equipment (Details)
Supplemental Financial Statement Data - Movement in Standard Product Warranty Accrual (Details)
Supplemental Financial Statement Data - Total Warranty Accrual (Details)
Supplemental Financial Statement Data - Other Liabilities (Details)
Supplemental Financial Statement Data - Accumulated Other Comprehensive Loss Roll Forward (Details)
Fair Value Measurements and Investments - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)
Fair Value Measurements and Investments - Debt Instrument Fair Value (Details)
Derivative Instruments and Hedging Activities - Additional Information (Details)
Debt - Schedule of Debt (Details)
Debt - Additional Information (Details)
Debt - Schedule of Leverage Ratios (Details)
Debt - Debt Maturities (Details)
Pension and Other Post-Retirement Benefit Plans - Additional Information (Details)
Pension and Other Post-Retirement Benefit Plans - Obligations and Funded Status (Details)
Pension and Other Post-Retirement Benefit Plans - Unfunded Amounts Recognized on Consolidated Balance Sheets (Details)
Pension and Other Post-Retirement Benefit Plans - Weighted-Average Actuarial Assumptions used to Determine Benefit Obligations (Details)
Pension and Other Post-Retirement Benefit Plans - Weighted-Average Actuarial Assumptions used to Determine Benefit Costs (Details)
Pension and Other Post-Retirement Benefit Plans - Defined Benefit Pension Plans' Major Asset Categories and Their Associated Fair Values (Details)
Related Parties and Related Commitments and Contingencies - Additional Information (Details)
Related Parties and Related Commitments and Contingencies - Equity Investments (Details)
Related Parties and Related Commitments and Contingencies - Maximum Loss Exposure (Details)
Related Parties and Related Commitments and Contingencies - JV Lease Guarantees (Details)
Related Parties and Related Commitments and Contingencies - Joint Venture Lease Amounts (Details)
Leases and Other Commitments - Supplemental Balance Sheet (Details)
Leases and Other Commitments - Supplemental Cash Flow (Details)
Leases and Other Commitments - Minimum Lease Payments (Details)
Leases and Other Commitments - Additional Information (Details)
Leases and Other Commitments - Long-Term Commitments (Details)
Western Digital Corporation 401(k) Plan - Additional Information (Details)
Shareholders’ Equity and Convertible Preferred Stock - 2021 Long Term Incentive Plan and ESPP (Details)
Shareholders’ Equity and Convertible Preferred Stock - Stock-Based Compensation Expense (Details)
Shareholders’ Equity and Convertible Preferred Stock - Unrecognized Share-based Compensation (Details)
Shareholders’ Equity and Convertible Preferred Stock - Stock Option Activity (Details)
Shareholders’ Equity and Convertible Preferred Stock - Restricted Stock Units And Performance Share Units (Details)
Shareholders’ Equity and Convertible Preferred Stock - Fair Values Assumptions User For Employee Stock Purchase Plan Granted (Details)
Shareholders’ Equity and Convertible Preferred Stock - Convertible Preferred Stock (Details)
Shareholders’ Equity and Convertible Preferred Stock - Stock Reserved for Issuance (Details)
Income Tax Expense - Domestic and Foreign Components of Income Before Income Taxes (Details)
Income Tax Expense - Components of Provision for Income Taxes (Details)
Income Tax Expense - Deferred Tax Assets and Liabilities (Details)
Income Tax Expense - Additional Information (Details)
Income Tax Expense - Reconciliation of the U.S. Federal statutory rate (Details)
Income Tax Expense - NOL Carryforward (Details)
Income Tax Expense - Unrecognized Tax Benefits (Details)
Net Income (Loss) Per Common Share (Details)
Employee Termination, Asset Impairment and Other Charges - Expense Recognition (Details)
Employee Termination, Asset Impairment and Other Charges - Business Realignment Activities (Details)
Supplier Finance Program (Details)
Legal Proceedings - Additional Information (Details)
Revision of Previously Issued Financial Statements - Condensed Consolidated Statement of Operations (Details)
Revision of Previously Issued Financial Statements - Condensed Consolidated Statement of Comprehensive Loss (Details)
Revision of Previously Issued Financial Statements - Condensed Consolidated Statement of Cash Flows (Details)
Revision of Previously Issued Financial Statements - Condensed Consolidated Statement of Shareholders’ Equity (Details)
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