| Jul 31, 2018 | Jul 31, 2019 | Jul 31, 2020 | Jul 31, 2021 | Jul 31, 2022 | Jul 31, 2023 | Jul 31, 2024 |
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| Net loss | -34 | -29 | -115 | -262 | -390 | -202 | -58 |
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| Depreciation and amortization expense | 8 | 10 | 18 | 30 | 41 | 56 | 66 |
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| Amortization of Intangible Assets | - | 1 | 3 | 7 | 9 | 11 | 15 |
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| Capitalized Contract Cost, Amortization | 13 | 19 | 25 | 41 | 69 | 99 | 130 |
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| Amortization of debt issuance costs | - | - | 5 | 52 | 55 | 4 | 4 |
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| Non-cash operating lease costs | - | - | 14 | 21 | 26 | 32 | 49 |
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| Stock-based compensation expense | 11 | 46 | 121 | 259 | 410 | 445 | 528 |
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| Amortization (accretion) of investments purchased at a premium (discount) | - | - | -0 | -12 | -7 | 7 | 19 |
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| Unrealized (gains) losses on hedging transactions | - | - | - | - | - | 3 | -1 |
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| Deferred income taxes | - | 1 | 1 | 2 | 1 | -0 | 6 |
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| Other | -0 | -0 | -0 | -0 | -0 | 1 | -3 |
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| Accounts receivable | 23 | 32 | 54 | 112 | 143 | 184 | 153 |
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| Deferred contract acquisition costs | 34 | 33 | 65 | 138 | 159 | 177 | 200 |
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| Prepaid expenses, other current and noncurrent assets | 5 | 8 | 14 | 3 | 10 | 40 | 40 |
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| Accounts payable | -1 | 0 | 1 | 7 | 14 | -8 | 4 |
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| Accrued expenses, other current and noncurrent liabilities | 2 | -0 | 2 | 7 | 13 | 27 | 44 |
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| Accrued compensation | 12 | -2 | 28 | 44 | 18 | 25 | 11 |
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| Deferred revenue | - | 87 | 118 | 262 | 391 | 419 | 450 |
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| Operating lease liabilities | - | - | 8 | 22 | 28 | 32 | 49 |
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| Net cash provided by operating activities | 17 | 58 | 79 | 202 | 322 | 462 | 780 |
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| Purchases of property, equipment and other assets | 13 | 26 | 43 | 48 | 69 | 97 | 145 |
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| Capitalized internal-use software | 2 | 3 | 9 | 10 | 21 | 32 | 50 |
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| Payments for business acquisitions, net of cash acquired | - | 11 | 40 | 41 | 25 | 16 | 375 |
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| Purchase of strategic investments | - | - | 2 | 3 | - | 3 | 2 |
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| Purchases of short-term investments | 163 | 335 | 1,256 | 815 | 845 | 1,064 | 1,291 |
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| Proceeds from maturities of short-term investments | - | 200 | 290 | 785 | 1,335 | 902 | 1,132 |
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| Proceeds from sale of short-term investments | - | 15 | 21 | 22 | - | 51 | 47 |
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| Net cash provided (used) by investing activities | -178 | -162 | -1,038 | -110 | 374 | -259 | -683 |
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| Proceeds from Stock Options Exercised | 5 | 30 | 22 | 18 | 7 | 4 | 12 |
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| Proceeds from issuance of common stock under the employee stock purchase plan | - | - | 15 | 26 | 35 | 42 | 52 |
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| Payment of deferred consideration related to business acquisitions | - | - | - | 2 | 0 | 0 | - |
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| Other | - | - | - | - | -0 | -0 | -0 |
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| Net cash provided by financing activities | 208 | 46 | 1,022 | 42 | 41 | 46 | 64 |
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| Net increase in cash and cash equivalents | - | -58 | 63 | 134 | 737 | 249 | 161 |
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| Income Taxes Paid, Net | 1 | 2 | 3 | 4 | 6 | 15 | 23 |
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| Cash paid for interest expense | - | - | - | 1 | 1 | 1 | 1 |
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| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | - | - | 32 | 28 | 52 | 29 | 65 |
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| Equity consideration for business acquisitions | - | - | - | - | - | - | 4 |
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| Net Change In Capital Expenditures Included In Liabilities | - | 3 | -1 | 0 | -1 | 2 | 1 |
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