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v3.20.4

Basis of Presentation (Details) - Consecutive Four Fiscal Quarters Ending Thereafter - Amendment No. 21 To Credit Facility [Member] | Oct. 31, 2020 | Sep. 08, 2020
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Maximum fixed charge coverage ratio |  | 1.10
Maximum |  |
Maximum fixed charge coverage ratio | 1.10 |
Minimum |  |
Maximum fixed charge coverage ratio | 1.00 |

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