Financial Highlights - Summary of Investment Company, Financial Highlights (Parenthetical) (Detail) - shares	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Investment Company, Financial Highlights [Abstract]
Weighted average limited liability company units outstanding	18,532,519	26,710,775

Weighted average limited liability company units outstanding.

No definition available.

Name:	ck0001743415_WeightedAverageLimitedLiabilityCompanyUnitsOutstanding
Namespace Prefix:	ck0001743415_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration