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Subsequent Event - Additional Information (Details) - Subsequent Event - Novel Coronavirus - United States	1 Months Ended
	Mar. 23, 2020 Store
Subsequent Event [Line Items]
Number of stores closed	26
Retail | Maximum
Subsequent Event [Line Items]
Percentage expected disruption in revenues	5.00%

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- Definition

Number of stores closed.

+ References

No definition available.

+ Details

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Namespace Prefix:	le_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage of excepted temporary disruption in revenues

+ References

No definition available.

+ Details

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Namespace Prefix:	le_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

X

- Details

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Namespace Prefix:
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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Period Type:

X

- Details

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Namespace Prefix:
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