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v3.22.1

Nature of Operations, Segment Reporting and Geographical Information - Summary of Other Information by Segment (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 31, 2022 | Jan. 31, 2021 | Jan. 31, 2020
Segment Reporting Information [Line Items] |  |  |
Assets | $ 114,955 | $ 115,473 |
Depreciation and Amortization | 3,994 | 5,983 | $ 6,284
Capital Expenditures | 1,796 | 2,587 | 2,906
Operating Segments [Member] | Product Identification [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | 51,732 | 50,047 |
Depreciation and Amortization | 1,157 | 1,835 | 1,928
Capital Expenditures | 847 | 1,563 | 2,001
Operating Segments [Member] | T&M [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | 50,374 | 51,262 |
Depreciation and Amortization | 2,837 | 4,148 | 4,356
Capital Expenditures | 949 | 1,024 | $ 905
Corporate Expenses [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | $ 12,849 | $ 14,164 |

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