Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenues and other income
Oil, natural gas, and related product sales	$ 565,523,000	$ 460,785,000	$ 1,662,814,000	$ 1,279,699,000
CO2 sales and transportation fees	6,541,000	4,653,000	16,808,000	13,840,000
Gain on sale of interests in Genesis	0	(3,000)	0	101,537,000
Interest income and other income	4,441,000	1,268,000	12,445,000	7,658,000
Total revenues and other income	576,505,000	466,703,000	1,692,067,000	1,402,734,000
Expenses
Lease operating expenses	136,531,000	131,768,000	393,560,000	355,731,000
Production taxes and marketing expenses	36,949,000	35,542,000	109,388,000	92,959,000
CO2 discovery and operating expenses	1,358,000	2,488,000	5,381,000	5,537,000
General and administrative	28,906,000	37,115,000	103,652,000	101,016,000
Interest, net of amounts capitalized	37,617,000	53,331,000	128,643,000	123,230,000
Depletion, depreciation, and amortization	101,978,000	111,602,000	299,067,000	322,683,000
Derivatives expense (income)	(210,154,000)	31,854,000	(212,308,000)	(138,045,000)
Loss on early extinguishment of debt	0	0	16,131,000	0
Transaction and other costs	0	11,470,000	4,377,000	79,253,000
Total expenses	133,185,000	415,170,000	847,891,000	942,364,000
Income (loss) before income taxes	443,320,000	51,533,000	844,176,000	460,370,000
Income tax provision (benefit)
Current income taxes	(5,331,000)	3,704,000	5,849,000	11,314,000
Deferred income taxes	172,981,000	16,595,000	317,601,000	167,289,000
Consolidated net income (loss)	275,670,000	31,234,000	520,726,000	281,767,000
Less: net income attributable to noncontrolling interest	0	(2,130,000)	0	(20,408,000)
Net income (loss) attributable to Denbury stockholders	$ 275,670,000	$ 29,104,000	$ 520,726,000	$ 261,359,000
Net income (loss) per common share
Basic	$ 0.69	$ 0.07	$ 1.31	$ 0.72
Diluted	$ 0.68	$ 0.07	$ 1.29	$ 0.71
Weighted average common shares outstanding
Basic	399,040,000	395,913,000	398,371,000	362,241,000
Diluted	403,311,000	401,093,000	403,575,000	367,434,000