Date which lease or group of leases is set to begin, in CCYY-MM-DD format.

No definition available.

Name:	lwlg_LeaseBeginningDate1
Namespace Prefix:	lwlg_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Additional Lease term.

+ References

No definition available.

+ Details

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Namespace Prefix:	lwlg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Lease term.

+ References

No definition available.

+ Details

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Namespace Prefix:	lwlg_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage increase of annual base rent in each subsequent year of the lease term.

+ References

No definition available.

+ Details

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

- Definition

Prepaid estimated tenant's proportionate share of operating expenses.

+ References

No definition available.

+ Details

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Namespace Prefix:	lwlg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of asset related to consideration paid in advance for rent that provides economic benefits within a future period.

+ References

No definition available.

+ Details

Name:	lwlg_PrepaidRents
Namespace Prefix:	lwlg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Date which lease or group of leases is set to expire, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_OperatingLeasedAssetsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 55
-Paragraph 40
-Subparagraph (Note 3)
-URI http://asc.fasb.org/extlink&oid=82846649&loc=d3e38371-112697

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717

+ Details

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The total amount of sublease rental income recognized during the period that reduces the entity's rent expense incurred under operating leases.

+ References

+ Details

Name:	us-gaap_OperatingLeasesRentExpenseSubleaseRentals1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.8,17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_ResearchAndDevelopmentExpenseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementLocationAxis=us-gaap_GeneralAndAdministrativeExpenseMember
Namespace Prefix:
Data Type:	na
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Period Type:

COMMITMENTS (Narrative) (Details) - USD ($)	1 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended
COMMITMENTS (Narrative) (Details) - USD ($)	Nov. 30, 2017	Oct. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Operating Leased Assets [Line Items]
Lease term		61 months
Lease term beginning		Nov. 01, 2017
Lease term ending		Nov. 30, 2022
Additional Lease term		24 months
Lease rent for first year		$ 168,824					$ 50,274
Percentage of rent increase annual base rent		3.00%
Prepaid rent for November 1, 2017 through October 31, 2019		$ 347,046
Prepaid estimated tenant's proportionate share of operating expenses		186,293
Security deposit		$ 36,525
Rental income received from current premise tenant	$ 260,000
Research and Development Expense [Member]
Operating Leased Assets [Line Items]
Rent expense			26,302	$ 26,190	122,829	$ 77,503	121,228	$ 100,072	$ 104,724
General and Administrative Expense [Member]
Operating Leased Assets [Line Items]
Rent expense			$ 8,767	$ 4,899	$ 43,023	$ 14,604	$ 25,348	$ 18,940	$ 18,347