Note 4 - Acquisition of the Roughrider Project - Cash Flow on Acquisition (Details) - Roughrider Acquisition [Member] $ in Thousands	Oct. 14, 2022 USD ($)
Cash paid	$ (80,000)
Acquisition related costs	(2,117)
Acquisition of Roughrider	$ (82,117)

The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties.

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-Section S99
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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

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- Definition

The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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