Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
CURRENT ASSETS
Cash and cash equivalents	$ 56,845	$ 61,464
Receivables	29,615	36,333
Inventory	64,523	61,831
Ore on leach pads	108,768	82,958
Marketable Securities, Current	9,240	32,032
Prepaid expenses and other	20,194	25,814
Current assets	289,185	300,432
NON-CURRENT ASSETS
Property, plant and equipment and mining properties, net	1,553,733	1,389,755
Ore on leach pads, noncurrent	34,991	51,268
Restricted assets	8,851	9,028
Current liabilities	0	12,120
Receivables, Net, Current	20,888	22,023
Other assets	64,456	61,517
TOTAL ASSETS	1,972,104	1,846,143
CURRENT LIABILITIES
Accounts payable	143,146	96,123
Accrued liabilities and other	110,386	92,863
Debt	21,110	24,578
Reclamation	5,796	5,796
Current liabilities	280,438	219,360
NON-CURRENT LIABILITIES
Debt	448,276	491,355
Reclamation	202,163	196,635
Deferred tax liabilities	19,262	14,459
Other long-term liabilities	33,203	35,318
Non-current liabilities	$ 702,904	$ 737,767
Common Stock, Shares, Outstanding	350,166,722	295,697,624
STOCKHOLDERS' EQUITY
Common stock, par value $0.01 per share; authorized 600,000,000 shares, 350,166,722 issued and outstanding at June 30, 2023 and 295,697,624 at December 31, 2022	$ 3,502	$ 2,957
Additional paid-in capital	4,050,460	3,891,265
Accumulated other comprehensive income (loss)	9,347	12,343
Accumulated deficit	(3,074,547)	(3,017,549)
Stockholders' equity	988,762	889,016
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 1,972,104	$ 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)	350,166,722	295,697,624