XML 53 R42.htm IDEA: XBRL DOCUMENT
v3.22.1

Stockholders Equity (Details) - 2017 Plan [Member] - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 31, 2022 | Jan. 31, 2021
Total stock-based compensation | $ 1,667 | $ 1,727
Total income tax benefit recognized for stock-based compensation arrangements | $ 350 | $ 363

X
- Definition Amount of expense for employee benefit and equity-based compensation. + References No definition available. + Details
Name: | us-gaap_EmployeeBenefitsAndShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=lake_TwoThousandSeventeenPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |