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Trade Receivables (Tables)

12 Months Ended

Dec. 31, 2024

Receivables [Abstract]

Schedule of Trade Receivables

		Year ended December 31,
		2024				2023
		$000s				$000s
Trade receivables			972				290

X

- Definition

Schedule of Accounts Receivable.

+ References

No definition available.

+ Details

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Namespace Prefix:	sln_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_ReceivablesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration