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| | Fiscal Quarter Ended | | | Three Fiscal Quarters Ended | |
| | August 4, 2019 | | | May 5, 2019 | | | August 5, 2018 | | | August 4, 2019 | | | August 5, 2018 | |
Net revenue on GAAP basis | | $ | 5,515 | | | $ | 5,517 | | | $ | 5,063 | | | $ | 16,821 | | | $ | 15,404 | |
Acquisition-related purchase accounting revenue adjustment(1) | | | — | | | | — | | | | 3 | | | | — | | | | 10 | |
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Net revenue onnon-GAAP basis | | $ | 5,515 | | | $ | 5,517 | | | $ | 5,066 | | | $ | 16,821 | | | $ | 15,414 | |
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Gross margin on GAAP basis | | $ | 3,034 | | | $ | 3,089 | | | $ | 2,619 | | | $ | 9,331 | | | $ | 7,798 | |
Acquisition-related purchase accounting revenue adjustment(1) | | | — | | | | — | | | | 3 | | | | — | | | | 10 | |
Purchase accounting effect on inventory | | | — | | | | — | | | | — | | | | — | | | | 70 | |
Amortization of acquisition-related intangible assets | | | 828 | | | | 826 | | | | 762 | | | | 2,487 | | | | 2,242 | |
Stock-based compensation expense | | | 47 | | | | 41 | | | | 22 | | | | 122 | | | | 63 | |
Restructuring charges | | | 2 | | | | 10 | | | | 2 | | | | 68 | | | | 19 | |
Acquisition-related costs | | | 5 | | | | 5 | | | | 2 | | | | 12 | | | | 4 | |
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Gross margin onnon-GAAP basis | | $ | 3,916 | | | $ | 3,971 | | | $ | 3,410 | | | $ | 12,020 | | | $ | 10,206 | |
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Research and development on GAAP basis | | $ | 1,235 | | | $ | 1,151 | | | $ | 959 | | | $ | 3,519 | | | $ | 2,820 | |
Stock-based compensation expense | | | 456 | | | | 371 | | | | 222 | | | | 1,138 | | | | 630 | |
Acquisition-related costs | | | 1 | | | | 1 | | | | — | | | | 4 | | | | 3 | |
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Research and development onnon-GAAP basis | | $ | 778 | | | $ | 779 | | | $ | 737 | | | $ | 2,377 | | | $ | 2,187 | |
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Selling, general and administrative expense on GAAP basis | | $ | 410 | | | $ | 419 | | | $ | 234 | | | $ | 1,300 | | | $ | 819 | |
Stock-based compensation expense | | | 129 | | | | 132 | | | | 71 | | | | 381 | | | | 217 | |
Acquisition-related costs | | | 53 | | | | 44 | | | | 26 | | | | 187 | | | | 145 | |
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Selling, general and administrative expense onnon-GAAP basis | | $ | 228 | | | $ | 243 | | | $ | 137 | | | $ | 732 | | | $ | 457 | |
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Total operating expenses on GAAP basis | | $ | 2,169 | | | $ | 2,119 | | | $ | 1,280 | | | $ | 6,941 | | | $ | 4,315 | |
Amortization of acquisition-related intangible assets | | | 475 | | | | 473 | | | | 68 | | | | 1,424 | | | | 474 | |
Stock-based compensation expense | | | 585 | | | | 503 | | | | 293 | | | | 1,519 | | | | 847 | |
Restructuring, impairment and disposal charges | | | 49 | | | | 76 | | | | 19 | | | | 698 | | | | 202 | |
Acquisition-related costs | | | 54 | | | | 45 | | | | 26 | | | | 191 | | | | 148 | |
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Total operating expenses onnon-GAAP basis | | $ | 1,006 | | | $ | 1,022 | | | $ | 874 | | | $ | 3,109 | | | $ | 2,644 | |
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Operating income on GAAP basis | | $ | 865 | | | $ | 970 | | | $ | 1,339 | | | $ | 2,390 | | | $ | 3,483 | |
Acquisition-related purchase accounting revenue adjustment(1) | | | — | | | | — | | | | 3 | | | | — | | | | 10 | |
Purchase accounting effect on inventory | | | — | | | | — | | | | — | | | | — | | | | 70 | |
Amortization of acquisition-related intangible assets | | | 1,303 | | | | 1,299 | | | | 830 | | | | 3,911 | | | | 2,716 | |
Stock-based compensation expense | | | 632 | | | | 544 | | | | 315 | | | | 1,641 | | | | 910 | |
Restructuring, impairment and disposal charges | | | 51 | | | | 86 | | | | 21 | | | | 766 | | | | 221 | |
Acquisition-related costs | | | 59 | | | | 50 | | | | 28 | | | | 203 | | | | 152 | |
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Operating income onnon-GAAP basis | | $ | 2,910 | | | $ | 2,949 | | | $ | 2,536 | | | $ | 8,911 | | | $ | 7,562 | |
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Interest expense on GAAP basis | | $ | (362 | ) | | $ | (376 | ) | | $ | (149 | ) | | $ | (1,083 | ) | | $ | (480 | ) |
Debt-related costs | | | 2 | | | | 26 | | | | — | | | | 28 | | | | 32 | |
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Interest expense onnon-GAAP basis | | $ | (360 | ) | | $ | (350 | ) | | $ | (149 | ) | | $ | (1,055 | ) | | $ | (448 | ) |
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Other income, net on GAAP basis | | $ | 41 | | | $ | 63 | | | $ | 39 | | | $ | 172 | | | $ | 120 | |
(Gains) losses on investments | | | (28 | ) | | | (40 | ) | | | 1 | | | | (95 | ) | | | (3 | ) |
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Other income, net onnon-GAAP basis | | $ | 13 | | | $ | 23 | | | $ | 40 | | | $ | 77 | | | $ | 117 | |
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Income from continuing operations before income taxes on GAAP basis | | $ | 544 | | | $ | 657 | | | $ | 1,229 | | | $ | 1,479 | | | $ | 3,123 | |
Acquisition-related purchase accounting revenue adjustment(1) | | | — | | | | — | | | | 3 | | | | — | | | | 10 | |
Purchase accounting effect on inventory | | | — | | | | — | | | | — | | | | — | | | | 70 | |
Amortization of acquisition-related intangible assets | | | 1,303 | | | | 1,299 | | | | 830 | | | | 3,911 | | | | 2,716 | |
Stock-based compensation expense | | | 632 | | | | 544 | | | | 315 | | | | 1,641 | | | | 910 | |
Restructuring, impairment and disposal charges | | | 51 | | | | 86 | | | | 21 | | | | 766 | | | | 221 | |
Acquisition-related costs | | | 59 | | | | 50 | | | | 28 | | | | 203 | | | | 152 | |
Debt-related costs | | | 2 | | | | 26 | | | | — | | | | 28 | | | | 32 | |
(Gains) losses on investments | | | (28 | ) | | | (40 | ) | | | 1 | | | | (95 | ) | | | (3 | ) |
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Income before income taxes onnon-GAAP basis | | $ | 2,563 | | | $ | 2,622 | | | $ | 2,427 | | | $ | 7,933 | | | $ | 7,231 | |
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Provision for (benefit from) income taxes on GAAP basis | | $ | (171 | ) | | $ | (36 | ) | | $ | 32 | | | $ | (410 | ) | | $ | (8,391 | ) |
Non-GAAP tax reconciling adjustments | | | 453 | | | | 324 | | | | 138 | | | | 1,282 | | | | 8,777 | |
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Provision for income taxes onnon-GAAP basis | | $ | 282 | | | $ | 288 | | | $ | 170 | | | $ | 872 | | | $ | 386 | |
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Net income on GAAP basis | | $ | 715 | | | $ | 691 | | | $ | 1,196 | | | $ | 1,877 | | | $ | 11,495 | |
Acquisition-related purchase accounting revenue adjustment(1) | | | — | | | | — | | | | 3 | | | | — | | | | 10 | |
Purchase accounting effect on inventory | | | — | | | | — | | | | — | | | | — | | | | 70 | |
Amortization of acquisition-related intangible assets | | | 1,303 | | | | 1,299 | | | | 830 | | | | 3,911 | | | | 2,716 | |
Stock-based compensation expense | | | 632 | | | | 544 | | | | 315 | | | | 1,641 | | | | 910 | |
Restructuring, impairment and disposal charges | | | 51 | | | | 86 | | | | 21 | | | | 766 | | | | 221 | |
Acquisition-related costs | | | 59 | | | | 50 | | | | 28 | | | | 203 | | | | 152 | |
Debt-related costs | | | 2 | | | | 26 | | | | — | | | | 28 | | | | 32 | |
(Gains) losses on investments | | | (28 | ) | | | (40 | ) | | | 1 | | | | (95 | ) | | | (3 | ) |
Non-GAAP tax reconciling adjustments | | | (453 | ) | | | (324 | ) | | | (138 | ) | | | (1,282 | ) | | | (8,777 | ) |
Discontinued operations, net of income taxes | | | — | | | | 2 | | | | 1 | | | | 12 | | | | 19 | |
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Net income onnon-GAAP basis | | $ | 2,281 | | | $ | 2,334 | | | $ | 2,257 | | | $ | 7,061 | | | $ | 6,845 | |
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Shares used in per share calculation - diluted on GAAP basis | | | 418 | | | | 422 | | | | 441 | | | | 420 | | | | 433 | |
Non-GAAP adjustment(2) | | | 24 | | | | 26 | | | | 12 | | | | 24 | | | | 24 | |
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Shares used in per share calculation - diluted onnon-GAAP basis | | | 442 | | | | 448 | | | | 453 | | | | 444 | | | | 457 | |
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Net income onnon-GAAP basis | | $ | 2,281 | | | $ | 2,334 | | | $ | 2,257 | | | $ | 7,061 | | | $ | 6,845 | |
Interest expense onnon-GAAP basis | | | 360 | | | | 350 | | | | 149 | | | | 1,055 | | | | 448 | |
Provision for income taxes onnon-GAAP basis | | | 282 | | | | 288 | | | | 170 | | | | 872 | | | | 386 | |
Depreciation | | | 141 | | | | 142 | | | | 129 | | | | 426 | | | | 383 | |
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Adjusted EBITDA | | $ | 3,064 | | | $ | 3,114 | | | $ | 2,705 | | | $ | 9,414 | | | $ | 8,062 | |
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Net cash provided by operating activities | | $ | 2,419 | | | $ | 2,667 | | | $ | 2,247 | | | $ | 7,218 | | | $ | 6,245 | |
Purchases of property, plant and equipment | | | (112 | ) | | | (125 | ) | | | (120 | ) | | | (336 | ) | | | (529 | ) |
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Free cash flow | | $ | 2,307 | | | $ | 2,542 | | | $ | 2,127 | | | $ | 6,882 | | | $ | 5,716 | |
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| | Fiscal Quarter Ending | | | | | | | | | | | | | |
Expected average diluted share count: | | November 3, 2019 | | | | | | | | | | | | | |
Shares used in per share calculation - diluted on GAAP basis | | | 417 | | | | | | | | | | | | | | | | | |
Non-GAAP adjustment(2) | | | 23 | | | | | | | | | | | | | | | | | |
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Shares used in per share calculation - diluted onnon-GAAP basis | | | 440 | | | | | | | | | | | | | | | | | |
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