Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Total Revenue from Contracts with Customers	$ 540,666	$ 530,017	$ 1,872,286	$ 1,671,103
Loss on Commodity Derivatives, net	0	(65)	0	(256,571)
Miscellaneous Other Income	27,852	5,138	40,070	17,160
Gain on Sale of Assets	1,346	26,548	7,082	33,094
Total Revenue and Other Income	569,864	561,638	1,919,438	1,464,786
Costs and Expenses:
Operating and Other Costs	276,323	229,669	813,546	692,968
Depreciation, Depletion and Amortization	58,792	54,773	182,871	168,607
Freight Expense	68,372	42,619	217,435	131,419
General and Administrative Costs	37,313	30,406	79,758	94,919
Loss on Debt Extinguishment	662	674	2,725	4,361
Interest Expense	6,645	11,962	24,079	39,435
Total Costs and Expenses	448,107	370,103	1,320,414	1,131,709
Earnings Before Income Tax	121,757	191,535	599,024	333,077
Income Tax Expense	21,032	39,414	100,199	59,115
Net Income	$ 100,725	$ 152,121	$ 498,825	$ 273,962
Earnings per Share:
Total Basic Earnings (Loss) per Share (in dollars per share)	$ 3.15	$ 4.36	$ 14.97	$ 7.87
Total Dilutive Earnings (Loss) per Share (in dollars per share)	3.11	4.25	14.75	7.68
Dividends declared per common share (in dollars per share)	$ 0	$ 1.00	$ 2.20	$ 1.00
Coal Revenue
Total Revenue from Contracts with Customers	$ 449,618	$ 472,558	$ 1,574,096	$ 1,481,668
Terminal Revenue
Total Revenue from Contracts with Customers	22,676	14,840	80,755	58,016
Freight Revenue
Total Revenue from Contracts with Customers	$ 68,372	$ 42,619	$ 217,435	$ 131,419