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Warrants (Details Narrative)	6 Months Ended
	Jun. 30, 2021 shares
Warrants
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Expirations	75,625,000

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- References

No definition available.

+ Details

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Namespace Prefix:	SRNA_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Definition

Number of shares under non-option equity instrument agreements for which rights to exercise lapsed.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(4)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
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