Name:	lode_GovernmentAssistanceAwardAmountEachTranche
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of covenant under government assistance regarding to minimum investments required towards machinery, engineering, and materials.

No definition available.

Name:	lode_GovernmentAssistanceCovenantMinimumInvestmentsTowardsMachineryEngineeringAndMaterials
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Number of tranches under government assistance.

No definition available.

Name:	lode_GovernmentAssistanceNumberOfTranches
Namespace Prefix:	lode_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Average salary per person required under government assistance.

No definition available.

Name:	lode_GovernmentAssistanceRequirementAverageSalaryPerPerson
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Total amount of investment required under government assistance.

No definition available.

Name:	lode_GovernmentAssistanceRequirementInvestmentAmount
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Number of jobs required to be created under government assistance.

No definition available.

Name:	lode_GovernmentAssistanceRequirementNumberOfJobsCreated
Namespace Prefix:	lode_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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

Amount of government assistance awarded that comprises amount received, receivable, and to be received unless condition for government assistance is not met. Includes, but is not limited to, government grant, assistance, incentive, award, subsidy, and loan.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 832
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483507/832-10-50-3

Name:	us-gaap_GovernmentAssistanceAwardAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of increase (decrease) in income from government assistance, classified as nonoperating.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 832
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483507/832-10-50-3

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

Indicates line item in statement of income or comprehensive income that includes increase (decrease) in income from government assistance, classified as nonoperating.

Name:	us-gaap_GovernmentAssistanceNonoperatingIncomeStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration
Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

Cash received from grantors during the current period related to operating activities. This element represents receipts from a guarantor for the amount of guarantee provided.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25