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Supplemental Cash Flow Information
6 Months Ended
Jun. 30, 2022
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information Supplemental Cash Flow Information
The following table provides supplemental cash flow information (dollars in thousands):
Six Months Ended June 30,
20222021
Cash interest paid$2,591 $532 
Significant non-cash financing and investing activities:
Increase in debt from in-kind interest4,766 6,914 
Mobile equipment acquired by note payable— 407 
Plant, equipment, and mine development additions included in accounts payable163 390 
Stock issuance other - Note 8158 — 
Liability based restricted stock units transferred to equity - Note 1577 284 
Debt issuance costs paid in-kind3,300 — 
Accrual of equity issuance costs in accounts payable1,789 —