Cash and cash equivalents (Details Narrative)	Dec. 31, 2024
Cash And Cash Equivalents
Short-term investments, percentage	3.76%
Immediate liquidity yielding, percentage	98.20%

Percentage of Brazilian Interbank Deposit Certificate (CDI), to which the short-term fixed income investment is indexed.

No definition available.

Name:	SGML_ShorttermFixedIncomeInvestmentPercentageOfBrazilianInterbankDepositCertificateIndexed
Namespace Prefix:	SGML_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant