Investment Objectives and Goals - Boyd Watterson Limited Duration Enhanced Income Fund	Oct. 28, 2026
Prospectus [Line Items]
Risk/Return [Heading]	BOYD WATTERSON LIMITED DURATION ENHANCED INCOME FUND – FUND SUMMARY
Objective [Heading]	Investment Objectives:
Objective, Primary [Text Block]	The Boyd Watterson Limited Duration Enhanced Income Fund (the “Fund”) seeks: (i) income generation as a principal objective;
Objective, Secondary [Text Block]	and (ii) capital preservation and total return as secondary objectives.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 2
-Subsection a

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 2
-Subsection a

Name:	oef_ObjectivePrimaryTextBlock
Namespace Prefix:	oef_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 2
-Subsection a

Name:	oef_ObjectiveSecondaryTextBlock
Namespace Prefix:	oef_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Form N-1A
-Section 1
-Subsection a

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Section 2
-Name Form N-1A
-Subsection a

Name:	dei_LegalEntityAxis=nlft_S000054112Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: