XML 82 R65.htm IDEA: XBRL DOCUMENT
v3.7.0.1

SUBSEQUENT EVENT (Details Textual) $ in Millions | Mar. 24, 2017 USD ($)
--- | ---
Subsequent Event [Member] |
Subsequent Event [Line Items] |
Shelf Registration Statement, Maximum Amount Authorized | $ 30.0

X
- Definition Maximum amount of securities authorized under shelf registration statement. + References No definition available. + Details
Name: | lake_ShelfRegistrationStatementMaximumAmountAuthorized
Namespace Prefix: | lake_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |