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STOCKHOLDERS' EQUITY (Tables) | 12 Months Ended
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Jul. 31, 2019
Summary of Restricted Stock Award Activity | A summary of restricted stock unit activity during fiscal 2019, 2018 and 2017 is included below:
|  | 2019 |  |  | 2018 |  |  | 2017 |
|  | Restricted Stock Units |  |  | Weighted- Average Grant Date Fair Value |  |  | Restricted Stock Units |  |  | Weighted- Average Grant Date Fair Value |  |  | Restricted Stock Units |  |  | Weighted- Average Grant Date Fair Value |
Nonvested, beginning of year |  |  | 328,431 |  |  | $ | 101.97 |  |  |  | 332,576 |  |  | $ | 69.41 |  |  |  | 325,136 |  |  | $ | 53.95 |
Granted |  |  | 310,924 |  |  |  | 79.12 |  |  |  | 171,340 |  |  |  | 124.84 |  |  |  | 166,567 |  |  |  | 84.85 |
Vested |  |  | (167,591 | ) |  |  | 90.23 |  |  |  | (168,714 | ) |  |  | 64.01 |  |  |  | (157,315 | ) |  |  | 53.87 |
Forfeited |  |  | (20,201 | ) |  |  | 91.11 |  |  |  | (6,771 | ) |  |  | 93.46 |  |  |  | (1,812 | ) |  |  | 64.03 |
Nonvested, end of year |  |  | 451,563 |  |  | $ | 91.08 |  |  |  | 328,431 |  |  | $ | 101.97 |  |  |  | 332,576 |  |  | $ | 69.41 |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration