Consolidated Statements of Income (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Sales-Outside	$ 5,660,813	$ 4,938,703	$ 4,311,791
Sales-Gas Royalty Interests	66,929	62,869	40,951
Sales-Purchased Gas	4,344	11,227	7,040
Freight-Outside	231,536	125,715	148,907
Other Income	153,620	97,507	113,186
Total Revenue and Other Income	6,117,242	5,236,021	4,621,875
Cost of Goods Sold and Other Operating Charges (exclusive of depreciation, depletion and amortization shown below)	3,501,189	3,262,327	2,757,052
Acquisition and Financing Fees	14,907	65,363	0
Gains (Losses) on Extinguishment of Debt	16,090	0	0
Gas Royalty Interests Costs	59,331	53,775	32,376
Black Lung Excise Tax Refund	0	0	(728)
Purchased Gas Costs	3,831	9,736	6,442
Freight Expense	231,347	125,544	148,907
Selling, General and Administrative Expenses	175,576	150,210	130,704
Depreciation, Depletion and Amortization	618,397	567,663	437,417
Impairment of Long-Lived Assets to be Disposed of	115,817	0	0
Interest Expense	248,344	205,032	31,419
Taxes Other Than Income	344,460	328,458	289,941
Total Costs	5,329,289	4,768,108	3,833,530
Earnings Before Income Taxes	787,953	467,913	788,345
Income Taxes	155,456	109,287	221,203
Net Income (Loss)	632,497	358,626	567,142
Income (Loss) Attributable to Noncontrolling Interest	0	(11,845)	(27,425)
Net Income Attributable to CONSOL Energy Inc Shareholders	$ 632,497	$ 346,781	$ 539,717
Earnings per share:
Basic	$ 2.79	$ 1.61	$ 2.99
Dilutive	$ 2.76	$ 1.60	$ 2.95
Weighted Average Number of Common Shares Outstanding:
Weighted Average Number of Shares Outstanding, Basic	226,680,369	214,920,561	180,693,243
Dilutive	229,003,599	217,037,804	182,821,136
Dividends Paid Per Share	$ 0.425	$ 0.400	$ 0.400