Additional Balance Sheet Detail and Supplemental Cash Flow Information

6 Months Ended

Jun. 30, 2020

Supplemental Cash Flow Information [Abstract]

Cash Flow, Supplemental Disclosures [Text Block]

ADDITIONAL BALANCE SHEET DETAIL AND SUPPLEMENTAL CASH FLOW INFORMATION

        Accrued liabilities and other consist of the following:

In thousands	June 30, 2020		December 31, 2019
Accrued salaries and wages	$	16,338	$	20,047
Silvertip contingent consideration	—		25,000
Deferred revenue (1)	16,472		16,672
Income and mining taxes	335		11,243
Accrued operating costs	3,971		3,752
Unrealized losses on derivatives	14,485		411
Taxes other than income and mining	3,343		3,554
Accrued interest payable	1,709		1,833
Operating lease liabilities	11,804		13,104
Accrued liabilities and other	$	68,457	$	95,616

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

        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 three and six months ended June 30, 2020 and 2019:

In thousands	June 30, 2020		June 30, 2019
Cash and cash equivalents	$	70,924	$	37,907
Restricted cash equivalents	1,384		1,368
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	$	72,308	$	39,275