Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
CURRENT ASSETS
Cash and cash equivalents	$ 53,223	$ 61,464
Receivables	30,138	36,333
Inventory	66,704	61,831
Ore on leach pads	114,314	82,958
Marketable Securities, Current	7,231	32,032
Prepaid expenses and other	25,556	25,814
Current assets	297,166	300,432
NON-CURRENT ASSETS
Property, plant and equipment and mining properties, net	1,639,248	1,389,755
Ore on leach pads, noncurrent	36,627	51,268
Restricted assets	8,735	9,028
Current liabilities	0	12,120
Receivables, Net, Current	22,563	22,023
Other assets	65,413	61,517
TOTAL ASSETS	2,069,752	1,846,143
CURRENT LIABILITIES
Accounts payable	138,979	96,123
Accrued liabilities and other	116,562	92,863
Debt	22,127	24,578
Reclamation	5,796	5,796
Current liabilities	283,464	219,360
NON-CURRENT LIABILITIES
Debt	490,114	491,355
Reclamation	202,220	196,635
Deferred tax liabilities	15,390	14,459
Other long-term liabilities	30,186	35,318
Non-current liabilities	$ 737,910	$ 737,767
Common Stock, Shares, Outstanding	382,693,309	295,697,624
STOCKHOLDERS' EQUITY
Common stock, par value $0.01 per share; authorized 600,000,000 shares, 382,693,309 issued and outstanding at September 30, 2023 and 295,697,624 at December 31, 2022	$ 3,827	$ 2,957
Additional paid-in capital	4,128,553	3,891,265
Accumulated other comprehensive income (loss)	11,654	12,343
Accumulated deficit	(3,095,656)	(3,017,549)
Stockholders' equity	1,048,378	889,016
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 2,069,752	$ 1,846,143
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	600,000,000	600,000,000
Common stock, shares issued (in shares)	382,693,309	295,697,624