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Schedule II - Valuation and Qualifying Accounts (Tables) | 12 Months Ended
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Jan. 31, 2022
Notes Tables |
Valuation Allowances and Reserves [Table Text Block] |
Col. A |  | Col. B |  |  | Col. C(1) |  |  | Col. C(2) |  |  |  | Col. D |  |  |  | Col. E |
|  | Balance at |  |  | Charged to |  |  | Charged |  |  |  |  |  |  |  |  |  |  |
|  | Beginning |  |  | Costs and |  |  | to Other |  |  |  | Deductions |  |  |  | Balance at End |
Description |  | of Period |  |  | Expenses |  |  | Accounts |  |  |  | Describe |  |  |  | of Period |
Allowance for doubtful accounts |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
January 31, 2022 |  | $ | 1,776 |  |  |  | (820 | ) |  |  | — |  | (a) |  |  | (450 | ) | (b) |  | $ | 506 |
January 31, 2021 |  | $ | 4,054 |  |  |  | 1,129 |  |  |  | (43 | ) | (a) |  |  | (3,364 | ) | (b) |  | $ | 1,776 |
Allowance for obsolete equipment and inventory |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
January 31, 2022 |  | $ | 1,660 |  |  |  | 921 |  |  |  | — |  | (a) |  |  | (163 | ) | (c) |  | $ | 2,418 |
January 31, 2021 |  | $ | 1,404 |  |  |  | 321 |  |  |  | 1 |  | (a) |  |  | (66 | ) | (c) |  | $ | 1,660 |

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- Definition Tabular disclosure of a schedule of allowance and reserve accounts where the valuation and qualifying accounts are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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