Additional Balance Sheet Detail and Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2025

Supplemental Cash Flow Information [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities and other consist of the following:


In thousands	June 30, 2025		December 31, 2024
Accrued salaries and wages	$	29,460	$	31,151
Flow-through share premium received	112		853
Deferred revenue (1)	750		42,863
Income and mining taxes	53,790		36,490
Kensington royalty settlement (1)	—		3,750
Deferred Cash Due 2025(2)	10,000		9,644
Accrued operating costs	7,032		6,577
Unrealized losses on derivatives	62		70
Taxes other than income and mining	17,472		5,491
Accrued interest payable	6,921		8,122
Operating lease liabilities	13,546		11,598
Accrued liabilities and other	$	139,145	$	156,609

(1) See Note 17 -- Commitments and Contingencies for additional details on deferred revenue liabilities.

(2) See Note 12 -- Fair Value Measurements for additional details on Deferred Cash Due 2025.

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the Condensed Consolidated Balance Sheets that total the same such amounts shown in the Condensed Consolidated Statements of Cash Flows in the three and six months ended June 30, 2025 and 2024:


In thousands	June 30, 2025		June 30, 2024
Cash and cash equivalents	$	111,646	$	74,136
Restricted cash equivalents(1)	1,824		1,755
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	$	113,470	$	75,891

(1) Restricted cash equivalents are included in Prepaid expenses and other and Restricted assets on the Condensed Consolidated Balance Sheet.