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Inventory (Details Narrative) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Dec. 31, 2020	Dec. 31, 2019
Inventory Disclosure [Abstract]
Cost, Overhead	$ 17,674	$ 17,974	$ 31,831
Prepaid inventory expenses	$ 879,000	$ 916,000

X

- Definition

Prepaid inventory expenses.

+ References

No definition available.

+ Details

Name:	SRNA_PrepaidInventoryExpenses
Namespace Prefix:	SRNA_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Indirect cost incurred related to good produced and service rendered.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(b)(2))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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