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Subsequent Events (Details Narrative)	Oct. 28, 2020 USD ($)
Subsequent Event [Member]
Loan forgiveness amount	$ 554,000

X

- Definition

Principal amount of loan forgiveness.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: