Business Acquisitions (Details) - Schedule of Pro Forma Information (Parentheticals)	12 Months Ended
Dec. 31, 2022 shares
Green Tree LLC [Member]
Schedule of Pro Forma Information [Line Items]
Weighted average number of diluted common shares outstanding	114,159,065
Green Man Corp [Member]
Schedule of Pro Forma Information [Line Items]
Weighted average number of diluted common shares outstanding	101,500,915

Represent the pro forma average number of shares or units issued and outstanding that are used in calculating diluted earnings per share (EPS) as if the business combination or combinations had been completed at the beginning of a period.

No definition available.

Name:	cann_BusinessAcquisitionProFormaWeightedAverageNumberOfSharesOutstandingDiluted
Namespace Prefix:	cann_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration