Long-Term Liabilities - Consolidated balance sheets (Details) - USD ($) $ in Thousands |
1 Months Ended | 2 Months Ended | 3 Months Ended | 4 Months Ended | 6 Months Ended | 12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 12, 2021 |
Jun. 11, 2021 |
Jul. 31, 2021 |
Jul. 31, 2021 |
Apr. 30, 2021 |
Jul. 31, 2020 |
Apr. 30, 2020 |
Jun. 11, 2021 |
Jul. 31, 2021 |
Jul. 31, 2020 |
Jan. 31, 2021 |
Jan. 31, 2020 |
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| Long-Term Liabilities | ||||||||||||
| Uncertain tax positions; including interest and penalties - long-term | $ 4,448 | $ 4,448 | $ 4,448 | $ 5,794 | ||||||||
| Other | 597 | 597 | 597 | 1,104 | ||||||||
| Total other long-term liabilities | $ 5,045 | $ 5,045 | $ 5,045 | $ 6,898 | ||||||||
| Financial Designation, Predecessor and Successor [Fixed List] | Successor | Predecessor | Successor | Successor | Predecessor | Predecessor | Predecessor | Predecessor | Successor | Predecessor | Predecessor | Predecessor |
| X | ||||||||||
- Definition The amount of other liabilities excluding uncertain tax position and warrants noncurrent. No definition available.
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| X | ||||||||||
- Definition Indicates designation of financial information when substantially all business or separately identifiable line of business transfers from one entity to another entity. Acceptable values are "Predecessor" and "Successor". Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount recognized for uncertainty in income taxes classified as noncurrent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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