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SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) | 12 Months Ended
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Jul. 31, 2018
Condensed Financial Information Disclosure [Abstract] |
SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) | SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) The following sets forth selected unaudited quarterly consolidated statements of operations data for each of the eight quarters in the period ended July 31, 2018. The information for each of these quarters has been prepared on a basis consistent with our audited annual consolidated financial statements included elsewhere in this report and, in the opinion of management, includes all adjustments of a normal, recurring nature that are necessary for the fair presentation of the results of operations for these periods in accordance with U.S. GAAP. This data should be read in conjunction with our audited consolidated financial statements and related notes included elsewhere in this report. These historical quarterly operating results are not necessarily indicative of the results that may be expected for a full fiscal year or any future period.
| Three Months Ended
| October 31, 2016 (1) |  | January 31, 2017 (1) |  | April 30, 2017 (1) |  | July 31, 2017 (1) |  | October 31, 2017 |  | January 31, 2018 |  | April 30, 2018 |  | July 31, 2018
| (unaudited, in thousands, except per share amounts)
Revenue: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Product | $ | 153,536 |  |  | $ | 158,213 |  |  | $ | 160,076 |  |  | $ | 201,472 |  |  | $ | 219,052 |  |  | $ | 223,170 |  |  | $ | 221,117 |  |  | $ | 224,650 |
Support, entitlements and other services | 35,025 |  |  | 41,001 |  |  | 45,594 |  |  | 50,986 |  |  | 56,500 |  |  | 63,574 |  |  | 68,296 |  |  | 79,098 |
Total revenue | 188,561 |  |  | 199,214 |  |  | 205,670 |  |  | 252,458 |  |  | 275,552 |  |  | 286,744 |  |  | 289,413 |  |  | 303,748 |
Cost of revenue: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Product (3)(4) | 52,210 |  |  | 58,403 |  |  | 62,593 |  |  | 76,187 |  |  | 85,162 |  |  | 83,217 |  |  | 66,680 |  |  | 41,068 |
Support, entitlements and other services (3) | 17,552 |  |  | 18,443 |  |  | 20,613 |  |  | 21,330 |  |  | 23,460 |  |  | 25,311 |  |  | 28,935 |  |  | 32,197 |
Total cost of revenue | 69,762 |  |  | 76,846 |  |  | 83,206 |  |  | 97,517 |  |  | 108,622 |  |  | 108,528 |  |  | 95,615 |  |  | 73,265 |
Gross profit | 118,799 |  |  | 122,368 |  |  | 122,464 |  |  | 154,941 |  |  | 166,930 |  |  | 178,216 |  |  | 193,798 |  |  | 230,483 |
Operating expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales and marketing (3)(4) | 128,625 |  |  | 111,374 |  |  | 126,746 |  |  | 134,276 |  |  | 145,405 |  |  | 151,201 |  |  | 169,860 |  |  | 183,191 |
Research and development (3) | 75,281 |  |  | 70,914 |  |  | 74,607 |  |  | 67,817 |  |  | 64,512 |  |  | 70,924 |  |  | 81,291 |  |  | 97,050 |
General and administrative (3) | 29,372 |  |  | 15,481 |  |  | 15,610 |  |  | 16,878 |  |  | 16,052 |  |  | 15,948 |  |  | 24,929 |  |  | 29,472 |
Total operating expenses | 233,278 |  |  | 197,769 |  |  | 216,963 |  |  | 218,971 |  |  | 225,969 |  |  | 238,073 |  |  | 276,080 |  |  | 309,713 |
Loss from operations | (114,479 | ) |  | (75,401 | ) |  | (94,499 | ) |  | (64,030 | ) |  | (59,039 | ) |  | (59,857 | ) |  | (82,282 | ) |  | (79,230 | )
Other income (expense), net | (25,712 | ) |  | (421 | ) |  | 303 |  |  | (547 | ) |  | (189 | ) |  | (861 | ) |  | (4,235 | ) |  | (4,021 | )
Loss before provision for income taxes | (140,191 | ) |  | (75,822 | ) |  | (94,196 | ) |  | (64,577 | ) |  | (59,228 | ) |  | (60,718 | ) |  | (86,517 | ) |  | (83,251 | )
Provision for income taxes | 111 |  |  | 547 |  |  | 2,639 |  |  | 1,555 |  |  | 2,259 |  |  | 1,913 |  |  | (843 | ) |  | 4,118 |
Net loss | $ | (140,302 | ) |  | $ | (76,369 | ) |  | $ | (96,835 | ) |  | $ | (66,132 | ) |  | $ | (61,487 | ) |  | $ | (62,631 | ) |  | $ | (85,674 | ) |  | $ | (87,369 | )
Net loss per share attributable to Class A and Class B common stockholders—basic and diluted (2) | $ | (1.89 | ) |  | $ | (0.54 | ) |  | $ | (0.67 | ) |  | $ | (0.43 | ) |  | $ | (0.39 | ) |  | $ | (0.39 | ) |  | $ | (0.51 | ) |  | $ | (0.51 | )
(1) | Adjusted to include the impact of ASC 606. Refer to Note 3 for more details on the impact of the adoption of this standard.
(2) | Basic and diluted earnings per share are computed independently for each of the quarters presented. Therefore, the sum of quarterly basic and diluted per share amounts may not equal annual basic and diluted per share amounts.
(3) | Includes stock-based compensation as follows:
| Three Months Ended
| October 31, 2016 |  | January 31, 2017 |  | April 30, 2017 |  | July 31, 2017 |  | October 31, 2017 |  | January 31, 2018 |  | April 30, 2018 |  | July 31, 2018
| (unaudited, in thousands)
Product cost of sales | $ | 966 |  |  | $ | 848 |  |  | $ | 610 |  |  | $ | 642 |  |  | $ | 570 |  |  | $ | 684 |  |  | $ | 634 |  |  | $ | 692 |
Support, entitlements and other services cost of sales | 3,350 |  |  | 2,389 |  |  | 2,471 |  |  | 2,201 |  |  | 2,072 |  |  | 2,133 |  |  | 1,951 |  |  | 2,789 |
Sales and marketing | 33,891 |  |  | 15,528 |  |  | 15,726 |  |  | 12,972 |  |  | 13,766 |  |  | 15,942 |  |  | 18,051 |  |  | 17,301 |
Research and development | 34,026 |  |  | 28,759 |  |  | 27,041 |  |  | 19,218 |  |  | 15,542 |  |  | 17,023 |  |  | 16,474 |  |  | 25,350 |
General and administrative | 18,495 |  |  | 5,083 |  |  | 4,503 |  |  | 2,772 |  |  | 3,565 |  |  | 6,229 |  |  | 7,836 |  |  | 9,264 |
Total | $ | 90,728 |  |  | $ | 52,607 |  |  | $ | 50,351 |  |  | $ | 37,805 |  |  | $ | 35,515 |  |  | $ | 42,011 |  |  | $ | 44,946 |  |  | $ | 55,396 |
(4) | Includes amortization of intangible assets as follows:
| Three Months Ended
| October 31, 2016 |  | January 31, 2017 |  | April 30, 2017 |  | July 31, 2017 |  | October 31, 2017 |  | January 31, 2018 |  | April 30, 2018 |  | July 31, 2018
| (unaudited, in thousands)
Product cost of sales | $ | 238 |  |  | $ | 360 |  |  | $ | 358 |  |  | $ | 358 |  |  | $ | 895 |  |  | $ | 1,164 |  |  | $ | 1,447 |  |  | $ | 2,135 |
Sales and marketing | 167 |  |  | 248 |  |  | 250 |  |  | 250 |  |  | 211 |  |  | 192 |  |  | 222 |  |  | 289 |
Total | $ | 405 |  |  | $ | 608 |  |  | $ | 608 |  |  | $ | 608 |  |  | $ | 1,106 |  |  | $ | 1,356 |  |  | $ | 1,669 |  |  | $ | 2,424 |

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