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Long-Term Incentive Awards (Details) - Performance based restricted stock units - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 29, 2022 | Jul. 31, 2021 | Jul. 30, 2021 | Jan. 30, 2021 | Jul. 31, 2020 | Jul. 27, 2019 | Jan. 29, 2022 | Jan. 30, 2021 | Apr. 30, 2021
Fiscal 2022 LTIP |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense | $ 205,000 |  |  | $ 0 |  |  | $ 714,000 | $ 0 |
Exercisable period from grant date |  |  | 3 years |  |  |  |  |  |
Fiscal 2022 LTIP | 100% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  | 100.00% |  |  |  |  |  |  |
Fiscal 2022 LTIP | 50% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  | 50.00% |  |  |  |  |  |  |
Fiscal 2022 LTIP | 250% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  | 250.00% |  |  |  |  |  |  |
Fiscal 2022 LTIP | Maximum |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense |  |  |  |  |  |  | 12,704,000 |  |
Fiscal 2021 LTIP |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense | (29,000) |  |  | 126,000 |  |  | (536,000) | 564,000 |
Exercisable period from grant date |  |  |  |  | 3 years |  |  |  |
Fiscal 2021 LTIP | 100% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  | 100.00% |  |  |  |
Fiscal 2021 LTIP | 50% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  | 50.00% |  |  |  |
Fiscal 2021 LTIP | 250% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  | 250.00% |  |  |  |
Fiscal 2021 LTIP | Maximum |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense |  |  |  |  |  |  | 6,931,000 |  |
Fiscal 2020 LTIP |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense | (30,000) |  |  | (26,000,000) |  |  | (648,000) | 319,000,000 |
Exercisable period from grant date |  |  |  |  |  | 3 years |  |  |
Fiscal 2020 LTIP | 100% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  |  | 100.00% |  |  |
Fiscal 2020 LTIP | 50% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  |  | 50.00% |  |  |
Fiscal 2020 LTIP | 200% Vested |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Vesting (as a percentage) |  |  |  |  |  | 200.00% |  |  |
Fiscal 2020 LTIP | Maximum |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense |  |  |  |  |  |  | 3,758,000 |  |
Fiscal 2019 LTIP |  |  |  |  |  |  |  |  |
Stock Based Compensation |  |  |  |  |  |  |  |  |
Stock based compensation expense | $ 0 |  |  | $ 27,000 |  |  | $ 0 | $ 291,000 |
Exercisable period from grant date |  |  |  |  |  |  |  |  | 3 years
Issue of fully-vested shares of common stock to settle |  | 12,101 |  |  |  |  |  |  |

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