Subsequent Events (Details)	1 Months Ended		3 Months Ended
	May 08, 2023 USD ($) item	Apr. 30, 2023 $ / shares shares	Mar. 31, 2023 USD ($) shares	Mar. 31, 2022 USD ($)
Subsequent Event
Proceeds from issuance of common stock, net of issuance costs			$ 701,000
Cash receipts from shipments completed			$ 4,217,000	$ 7,506,000
ATM Agreement
Subsequent Event
Aggregate number of common stock sold (Shares) | shares			2,749,976
Proceeds from issuance of common stock, net of issuance costs			$ 701,000
Velardena Properties | Gold-rich Pyrite Concentrates [Member]
Subsequent Event
Number of shipments completed | item	3
Cash receipts from shipments completed	$ 1,100,000
Cash receipts as percentage of value of metal in concentrate	90.00%
Subsequent Event [Member]
Subsequent Event
Aggregate number of common stock sold (Shares) | shares		4,636,368
Subsequent Event [Member] | ATM Agreement
Subsequent Event
Average price (in dollars per share) | $ / shares		$ 0.24
Proceeds from issuance of common stock, net of issuance costs	$ 1,100,000