XML 37 R24.htm IDEA: XBRL DOCUMENT
v3.21.2

Additional Balance Sheet Detail and Supplemental Cash Flow Information | 9 Months Ended
--- | ---
Sep. 30, 2021
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 | September 30, 2021 |  | December 31, 2020
Accrued salaries and wages | $ | 28,788 |  |  | $ | 30,457 |
Deferred revenue (1) | 8,673 |  |  | 16,425 |
Income and mining taxes | 14,078 |  |  | 26,118 |
Accrued operating costs | 8,468 |  |  | 3,327 |
Unrealized losses on derivatives | 255 |  |  | 24,950 |
Taxes other than income and mining | 3,053 |  |  | 3,616 |
Accrued interest payable | 3,273 |  |  | 1,855 |
Operating lease liabilities | 11,202 |  |  | 12,410 |
Accrued liabilities and other | $ | 77,790 |  |  | $ | 119,158 |
(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 nine months ended September 30, 2021 and 2020:
In thousands |  |  |  |  | September 30, 2021 |  | September 30, 2020
Cash and cash equivalents |  |  |  |  | $ | 85,020 |  |  | $ | 77,148 |
Restricted cash equivalents |  |  |  |  | 1,771 |  |  | 1,380 |
Total cash, cash equivalents and restricted cash shown in the statement of cash flows |  |  |  |  | $ | 86,791 |  |  | $ | 78,528 |

X
- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -URI http://asc.fasb.org/topic&trid=2134446 + Details
Name: | us-gaap_CashFlowSupplementalDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowInformationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration