v3.26.3
INVESTMENTS AT FAIR VALUE (Details Narrative) - Integer
Sep. 30, 2026
Dec. 31, 2025
Investments in and Advances to Affiliates [Abstract]
Number of positions
53
60
Number of portfolio companies
34
35
X
- Definition
Number of portfolio companies.
+ References
No definition available.
+ Details
Name:
NSLR_NumberOfPortfolioCompanies
Namespace Prefix:
NSLR_
Data Type:
xbrli:integerItemType
Balance Type:
na
Period Type:
instant
X
- Definition
Number of positions.
+ References
No definition available.
+ Details
Name:
NSLR_NumberOfPositions
Namespace Prefix:
NSLR_
Data Type:
xbrli:integerItemType
Balance Type:
na
Period Type:
instant
X
- References
No definition available.
+ Details
Name:
us-gaap_InvestmentsInAndAdvancesToAffiliatesAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration