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v3.19.3.a.u2

Fair Value Measurements (Details) - USD ($) $ in Thousands | Jan. 31, 2020 | Jul. 31, 2019
--- | --- | ---
Cash equivalents: |  |
Cash equivalents | $ 43,874 |
Short-term investments: |  |
Short-term investments | 308,380 | $ 286,162
Cash equivalents and short-term investments, estimated fair value | 352,254 | 341,198
Fair Value, Measurements, Recurring |  |
Cash equivalents: |  |
Cash equivalents | 43,874 |
Short-term investments: |  |
Short-term investments | 308,380 | 286,162
Cash equivalents and short-term investments, estimated fair value | 352,254 | 341,198
Fair Value, Measurements, Recurring | Level I |  |
Cash equivalents: |  |
Cash equivalents | 42,374 |
Short-term investments: |  |
Short-term investments | 0 | 0
Cash equivalents and short-term investments, estimated fair value | 42,374 | 55,036
Fair Value, Measurements, Recurring | Level II |  |
Cash equivalents: |  |
Cash equivalents | 1,500 |
Short-term investments: |  |
Short-term investments | 308,380 | 286,162
Cash equivalents and short-term investments, estimated fair value | 309,880 | 286,162
Fair Value, Measurements, Recurring | Level III |  |
Cash equivalents: |  |
Cash equivalents | 0 |
Short-term investments: |  |
Short-term investments | 0 | 0
Cash equivalents and short-term investments, estimated fair value | 0 | 0
Money market funds |  |
Cash equivalents: |  |
Cash equivalents | 42,374 | 55,036
Money market funds | Fair Value, Measurements, Recurring |  |
Cash equivalents: |  |
Cash equivalents | 42,374 | 55,036
Money market funds | Fair Value, Measurements, Recurring | Level I |  |
Cash equivalents: |  |
Cash equivalents | 42,374 | 55,036
Money market funds | Fair Value, Measurements, Recurring | Level II |  |
Cash equivalents: |  |
Cash equivalents | 0 | 0
Money market funds | Fair Value, Measurements, Recurring | Level III |  |
Cash equivalents: |  |
Cash equivalents | 0 | 0
U.S. government agency securities |  |
Cash equivalents: |  |
Cash equivalents | 1,500 |
Short-term investments: |  |
Short-term investments | 112,980 | 64,646
U.S. government agency securities | Fair Value, Measurements, Recurring |  |
Cash equivalents: |  |
Cash equivalents | 1,500 |
Short-term investments: |  |
Short-term investments | 112,980 | 64,646
U.S. government agency securities | Fair Value, Measurements, Recurring | Level I |  |
Cash equivalents: |  |
Cash equivalents | 0 |
Short-term investments: |  |
Short-term investments | 0 | 0
U.S. government agency securities | Fair Value, Measurements, Recurring | Level II |  |
Cash equivalents: |  |
Cash equivalents | 1,500 |
Short-term investments: |  |
Short-term investments | 112,980 | 64,646
U.S. government agency securities | Fair Value, Measurements, Recurring | Level III |  |
Cash equivalents: |  |
Cash equivalents | 0 |
Short-term investments: |  |
Short-term investments | 0 | 0
U.S. treasury securities |  |
Short-term investments: |  |
Short-term investments | 72,168 | 125,281
U.S. treasury securities | Fair Value, Measurements, Recurring |  |
Short-term investments: |  |
Short-term investments | 72,168 | 125,281
U.S. treasury securities | Fair Value, Measurements, Recurring | Level I |  |
Short-term investments: |  |
Short-term investments | 0 | 0
U.S. treasury securities | Fair Value, Measurements, Recurring | Level II |  |
Short-term investments: |  |
Short-term investments | 72,168 | 125,281
U.S. treasury securities | Fair Value, Measurements, Recurring | Level III |  |
Short-term investments: |  |
Short-term investments | 0 | 0
Corporate debt securities |  |
Short-term investments: |  |
Short-term investments | 123,232 | 96,235
Corporate debt securities | Fair Value, Measurements, Recurring |  |
Short-term investments: |  |
Short-term investments | 123,232 | 96,235
Corporate debt securities | Fair Value, Measurements, Recurring | Level I |  |
Short-term investments: |  |
Short-term investments | 0 | 0
Corporate debt securities | Fair Value, Measurements, Recurring | Level II |  |
Short-term investments: |  |
Short-term investments | 123,232 | 96,235
Corporate debt securities | Fair Value, Measurements, Recurring | Level III |  |
Short-term investments: |  |
Short-term investments | $ 0 | $ 0

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