Name:	cann_DisposalGroupIncludingDiscontinuedOperationSellingGeneralAndAdministrativeExpenseReversalOfExpense
Namespace Prefix:	cann_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount classified as total costs and expenses attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

No definition available.

Name:	cann_DisposalGroupIncludingDiscontinuedOperationTotalCostsAndExpenses
Namespace Prefix:	cann_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.

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

Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 7
-URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.