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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Oct. 31, 2017 | Oct. 31, 2016
Cash flows from operating activities: |  |  |  |
Net loss | $ (61,487) |  | $ (140,302) | [1]
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |
Depreciation and amortization | 11,333 |  | 8,572 | [2]
Stock-based compensation | 35,515 |  | 90,728 | [2]
Loss on debt extinguishment | 0 |  | 3,320 | [2]
Change in fair value of convertible preferred stock warrant liability | 0 |  | 21,133 | [2]
Change in fair value of contingent consideration | 282 |  | 186 | [2]
Other | 131 |  | 183 | [2]
Changes in operating assets and liabilities: |  |  |  |
Accounts receivable—net | 7,326 |  | (36,213) | [2]
Deferred commission | (8,457) |  | (4,780) | [2]
Prepaid expenses and other assets | (307) |  | 840 | [2]
Accounts payable | (6,504) |  | 5,052 | [2]
Accrued compensation and benefits | (7,220) |  | 3,518 | [2]
Accrued expenses and other liabilities | (293) |  | 717 | [2]
Deferred revenue | 39,788 |  | 51,206 | [2]
Net cash provided by operating activities | 10,107 |  | 4,160 | [2]
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment | (17,965) |  | (11,915) | [2]
Purchases of investments | (59,108) |  | (87,448) | [2]
Maturities of investments | 35,920 |  | 19,950 | [2]
Sale of investments | 0 |  | 31,638 | [2]
Payments for business acquisitions, net of cash acquired | 0 |  | (184) | [2]
Net cash used in investing activities | (41,153) |  | (47,959) | [2]
Cash flows from financing activities: |  |  |  |
Proceeds from sales of shares through employee equity incentive plans, net of repurchases | 25,231 |  | 1,472 | [2]
Proceeds from initial public offering, net of underwriting discounts and commissions | 0 |  | 254,455 | [2]
Payments of offering costs, net | (85) |  | (2,243) | [2]
Repayment of senior notes | 0 |  | (75,000) | [2]
Debt extinguishment costs | 0 |  | (1,580) | [2]
Payment of debt in conjunction with a business acquisition | 0 |  | (7,124) | [2]
Other | 0 |  | 73 | [2]
Net cash provided by financing activities | 25,146 |  | 170,053 | [2]
Net increase (decrease) in cash and cash equivalents | (5,900) |  | 126,254 | [2]
Cash and cash equivalents—beginning of period | 138,359 | [3] | 99,209 | [2]
Cash and cash equivalents—end of period | 132,459 |  | 225,463 | [2]
Supplemental disclosures of cash flow information: |  |  |  |
Cash paid for income taxes | 2,066 |  | 698 | [2]
Cash paid for interest | 0 |  | 1,271 | [2]
Supplemental disclosures of non-cash investing and financing information: |  |  |  |
Vesting of early exercised stock options | 249 |  | 499 | [2]
Purchases of property and equipment included in accounts payable | 7,084 |  | 5,033 | [2]
Offering costs included in accounts payable | 0 |  | 367 | [2]
Conversion of convertible preferred stock to common stock, net of issuance costs | 0 |  | 310,379 | [2]
Reclassification of convertible preferred stock warrant liability to additional paid-in capital | 0 |  | 30,812 | [2]
Issuance of common stock for business acquisitions | $ 0 |  | $ 27,063 | [2]
[1] | See Note 3 for a summary of adjustments related to the adoption of the new revenue recognition standard.
[2] | See Note 3 for a summary of adjustments related to the adoption of the new revenue recognition standard.
[3] | See Note 3 for a summary of adjustments related to the adoption of the new revenue recognition standard.

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- Definition The cash outflow to acquire debt securities classified as available-for-sale securities, because they are not classified as either held-to-maturity securities or trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with the amount received from entity's first offering of stock to the public. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
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- Definition The cash inflow associated with maturities (principal being due), prepayments and calls (requests of early payments) on securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 + Details
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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3095-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3098-108585 + Details
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- Definition The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=96867065&loc=SL79508275-113901 + Details
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- Definition The cash outflow from the repayments of a long-term debt originally issued by another party but is assumed by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 + Details
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- References No definition available. + Details
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