COMMITMENTS AND CONTINGENCIES (Details)	9 Months Ended
Sep. 30, 2022 USD ($) item
COMMITMENTS AND CONTINGENCIES.
Unfunded debt commitments \| $	$ 33,569,638
Number of existing portfolio companies \| item	20

Represents information on total number of existing portfolio companies.

No definition available.

Name:	spcbdc_NumberOfExistingPortfolioCompanies
Namespace Prefix:	spcbdc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration