MARVELL TECHNOLOGY GROUP LTD

0001000 - Document - Document and Entity Information

1001000 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS

1001501 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)

1002000 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS

1003000 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)

1004000 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS

2101100 - Disclosure - Basis of Presentation

2102100 - Disclosure - Recent Accounting Pronouncements

2103100 - Disclosure - Revenue

2106100 - Disclosure - Supplemental Financial Information

2107100 - Disclosure - Investments

2108100 - Disclosure - Derivative Financial Instruments

2109100 - Disclosure - Fair Value Measurements

2110100 - Disclosure - Commitments and Contingencies

2111100 - Disclosure - Income Tax

2112100 - Disclosure - Net Income Per Share

2201201 - Disclosure - Basis of Presentation (Policies)

2303301 - Disclosure - Revenue (Tables)

2306301 - Disclosure - Supplemental Financial Information (Tables)

2307301 - Disclosure - Investments (Tables)

2308301 - Disclosure - Derivative Financial Instruments (Tables)

2309301 - Disclosure - Fair Value Measurements (Tables)

2312301 - Disclosure - Net Income Per Share (Tables)

2401402 - Disclosure - Basis of Presentation (Details)

2403402 - Disclosure - Revenue - Impacts from the Adoption of the New Revenue Standard, Additional Information (Details)

2403403 - Disclosure - Revenue - Summary of Impact of Adoption of New Revenue Standard (Details)

2403404 - Disclosure - Revenue - Net Revenue by Product Group (Details)

2403405 - Disclosure - Revenue - Net Revenue Based on Destination of Shipment (Details)

2403406 - Disclosure - Revenue - Net Revenue by Customer Type (Details)

2403407 - Disclosure - Revenue - Contract Liabilities (Details)

2406402 - Disclosure - Supplemental Financial Information - Inventories (Details)

2406403 - Disclosure - Supplemental Financial Information - Property and Equipment, Net (Details)

2406404 - Disclosure - Supplemental Financial Information - Accrued Liabilities (Details)

2406405 - Disclosure - Supplemental Financial Information - Deferred Income (Details)

2406406 - Disclosure - Supplemental Financial Information - Other Non-current Liabilities (Details)

2406407 - Disclosure - Supplemental Financial Information - Changes in Accumulated Other Comprehensive Income (Loss) by Components (Details)

2406408 - Disclosure - Supplemental Financial Information - Interest and Other Income, Net (Details)

2407402 - Disclosure - Investments - Summary of Investments (Details)

2407403 - Disclosure - Investments - Gross Realized Gains and Losses on Sales of Available-for-Sale Securities (Details)

2407404 - Disclosure - Investments - Contractual Maturities of Available for Sale Securities (Details)

2407405 - Disclosure - Investments - Summary of Investments Gross Unrealized Losses and Fair Value (Details)

2407406 - Disclosure - Investments - Additional Information (Details)

2408402 - Disclosure - Derivative Financial Instruments - Additional Information (Details)

2408403 - Disclosure - Derivative Financial Instruments - Information about Gains (Losses) Associated with Derivative Financial Instruments (Details)

2408404 - Disclosure - Derivative Financial Instruments - Gains (Losses) Reclassified from Accumulated Other Comprehensive Income (Loss) (Details)

2409402 - Disclosure - Fair Value Measurements (Details)

2410401 - Disclosure - Commitments and Contingencies (Details)

2411401 - Disclosure - Income Tax (Details)

2412402 - Disclosure - Net Income Per Share - Computations of Basic and Diluted Net Income Per Share (Details)

2412403 - Disclosure - Net Income Per Share - Additional Information (Details)