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

12 Months Ended

Dec. 31, 2021

Supplemental Cash Flow Information [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities and other consist of the following:

In thousands	December 31, 2021		December 31, 2020
Accrued salaries and wages	$	28,408	$	30,457
Deferred revenue (1)	16,093		16,425
Income and mining taxes	13,856		26,118
Accrued operating costs	5,592		3,327
Unrealized losses on derivatives	1,374		24,950
Taxes other than income and mining	3,284		3,616
Accrued interest payable	8,038		1,855
Operating lease liabilities	11,301		12,410
Accrued liabilities and other	$	87,946	$	119,158

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 statement of financial position that total the same such amounts shown in the statement of cash flows in the year ended December 31, 2021 and 2020:

In thousands	December 31, 2021		December 31, 2020
Cash and cash equivalents	$	56,664	$	92,794
Restricted cash equivalents	1,625		1,376
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	$	58,289	$	94,170

	Year ended December 31,
Non-cash financing and investing activities:	2021		2020		2019
Finance lease obligations	$	37,860	$	5,283	$	16,615
Capital expenditures, not yet paid	$	40,904	$	30,682	$	8,188
Non-cash extinguishment of senior notes	$	—	$	—	$	20,009
Non-cash Silvertip contingent consideration	$	—	$	5,295	$	5,973
Non-cash acquisition of Victoria Gold Corp common stock	$	118,777	$	—	$	—
Other cash flow information:
Interest paid	$	19,655	$	20,634	$	24,428
Income and mining taxes paid	$	57,200	$	35,600	$	33,700