10-Q ACQUISTITIONS AND INVESTMENTS - Comstock Mining LLC Net Asset Acquired (Details) - Comstock LLC	3 Months Ended
Mar. 31, 2022 USD ($)
Business Acquisition [Line Items]
Tonogold note receivable	$ 6,650,000
Direct costs of acquisition	2,306
Less option payment received from Tonogold	(750,000)
Total fair value of consideration	5,902,306
Mineral properties	6,844,474
Asset retirement obligation	942,168
Total identifiable net assets	$ 5,902,306

Asset Acquisition, Asset Retirement Obligation

No definition available.

Name:	lode_AssetAcquisitionAssetRetirementObligation
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Asset Acquisition, Assets Acquired and Liabilities Assumed, Net

+ References

No definition available.

+ Details

Name:	lode_AssetAcquisitionAssetsAcquiredAndLiabilitiesAssumedNet
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Asset Acquisition, Mineral Properties

+ References

No definition available.

+ Details

Name:	lode_AssetAcquisitionMineralProperties
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Asset Acquisition, Option Payment From Tonogold

+ References

No definition available.

+ Details

Name:	lode_AssetAcquisitionOptionPaymentFromTonogold
Namespace Prefix:	lode_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 55
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6829253&loc=SL6831962-166255

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498

+ Details

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

- Definition

Amount of tangible and intangible assets included as part of consideration transferred in asset acquisition, classified as other. Excludes cash.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498

+ Details

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

- Definition

Amount of transaction cost incurred as part of consideration transferred in asset acquisition.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 55
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6829253&loc=SL6831962-166255

+ Details

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

- Definition

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.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_AssetAcquisitionAxis=lode_ComstockLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: