Reclamation and Remediation - Narrative (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Undiscounted reclamation liabilities	$ 1,858	$ 1,833	$ 1,890
Reclamation and remediation discount rate	8.00%
Asset Retirement Obligation	$ 1,374	1,279	$ 1,208
Don David Gold Mine
Undiscounted reclamation liabilities	1,900	1,800
Asset Retirement Obligation	$ 1,400	$ 1,300

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 410
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849

Name:	us-gaap_AssetRetirementObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant