Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Revenue		$ 187,298	$ 188,404
COSTS AND EXPENSES
Amortization		22,708	26,433
General and administrative		12,083	10,272
Pre-development, reclamation, and other		10,890	11,412
Total costs and expenses		203,387	186,802
OTHER INCOME (EXPENSE), NET
Fair value adjustments, net, pretax		10,561	10,605
Interest expense, net of capitalized interest		(7,389)	(4,568)
Other, net	[1]	(961)	1,737
Total other income (expense), net		2,211	7,774
Income (loss) before income and mining taxes		(13,878)	9,376
Income and mining tax (expense) benefit		(10,708)	(1,694)
NET INCOME (LOSS)		(24,586)	7,682
OTHER COMPREHENSIVE INCOME (LOSS), Net of Tax:
Unrealized gain (loss) on hedger, net of tax		(12,928)	(5,218)
Reclassification adjustments for realized (gain) loss on cash flow hedges		4,134	(460)
Other comprehensive income (loss)		(17,062)	(4,758)
COMPREHENSIVE INCOME (LOSS)		$ (41,648)	$ 2,924
Basic EPS
Earnings Per Share, Basic		$ (0.08)	$ 0.03
Diluted EPS
Earnings Per Share, Diluted		$ (0.08)	$ 0.03
Product
COSTS AND EXPENSES
Costs applicable to sales	[2]	$ 153,056	$ 133,267
Mineral, Exploration
COSTS AND EXPENSES
Costs applicable to sales		$ 4,650	$ 5,418

[1] See Note 13 -- Additional Comprehensive Income (Loss) Detail for additional detail

[2] Excludes amortization.