Condensed Consolidating Financial Information, Statements of Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Condensed Consolidating Statement of Operations
Revenues	$ 11,072.1	$ 10,468.7	$ 9,789.8	$ 11,252.5	$ 11,585.7	$ 11,327.1	$ 11,216.5	$ 10,183.7	$ 42,583.1	$ 44,313.0	$ 33,739.3
Costs and expenses:
Operating costs and expenses									39,367.9	41,318.5	31,449.3
General and administrative costs									170.3	181.8	204.8
Total costs and expenses									39,538.2	41,500.3	31,654.1
Equity in income of unconsolidated affiliates									64.3	46.4	62.0
Operating income	822.7	788.5	749.1	748.9	909.2	681.1	643.9	624.9	3,109.2	2,859.1	2,147.2
Other income (expense):
Interest expense									(771.8)	(744.1)	(741.9)
Other, net									73.4	0.5	4.5
Total other expense, net									(698.4)	(743.6)	(737.4)
Income before income taxes									2,410.8	2,115.5	1,409.8
Provision for income taxes									17.2	(27.2)	(26.1)
Net income	617.4	587.9	567.2	655.5	725.8	479.5	448.5	434.5	2,428.0	2,088.3	1,383.7
Net loss (income) attributable to noncontrolling interests									(8.1)	(41.4)	(1,062.9)
Net income attributable to entity	615.5	586.8	566.3	651.3	721.1	471.4	433.7	420.7	2,419.9	2,046.9	320.8
Subsidiary Issuer (EPO) [Member]
Condensed Consolidating Statement of Operations
Revenues									29,654.7	33,063.8	26,152.3
Costs and expenses:
Operating costs and expenses									28,839.1	32,432.7	25,748.9
General and administrative costs									26.1	10.4	15.7
Total costs and expenses									28,865.2	32,443.1	25,764.6
Equity in income of unconsolidated affiliates									2,381.8	2,194.4	1,692.7
Operating income									3,171.3	2,815.1	2,080.4
Other income (expense):
Interest expense									(767.1)	(725.1)	(653.4)
Other, net									0.1	7.8	11.0
Total other expense, net									(767.0)	(717.3)	(642.4)
Income before income taxes									2,404.3	2,097.8	1,438.0
Provision for income taxes									15.7	(45.3)	(12.8)
Net income									2,420.0	2,052.5	1,425.2
Net loss (income) attributable to noncontrolling interests									0	0	0
Net income attributable to entity									2,420.0	2,052.5	1,425.2
Other Subsidiaries (Non-guarantor) [Member]
Condensed Consolidating Statement of Operations
Revenues									28,221.5	27,971.8	19,791.6
Costs and expenses:
Operating costs and expenses									25,821.8	25,609.7	17,906.6
General and administrative costs									142.7	163.7	183.6
Total costs and expenses									25,964.5	25,773.4	18,090.2
Equity in income of unconsolidated affiliates									80.7	131.7	133.3
Operating income									2,337.7	2,330.1	1,834.7
Other income (expense):
Interest expense									(4.7)	(26.4)	(99.0)
Other, net									73.3	0.1	4.0
Total other expense, net									68.6	(26.3)	(95.0)
Income before income taxes									2,406.3	2,303.8	1,739.7
Provision for income taxes									2.4	18.4	(13.0)
Net income									2,408.7	2,322.2	1,726.7
Net loss (income) attributable to noncontrolling interests									(5.1)	(51.7)	17.6
Net income attributable to entity									2,403.6	2,270.5	1,744.3
EPO and Subsidiaries Eliminations and Adjustments [Member]
Condensed Consolidating Statement of Operations
Revenues									(15,293.1)	(16,722.6)	(12,204.6)
Costs and expenses:
Operating costs and expenses									(15,293.0)	(16,723.9)	(12,206.2)
General and administrative costs									0	0	0
Total costs and expenses									(15,293.0)	(16,723.9)	(12,206.2)
Equity in income of unconsolidated affiliates									(2,398.2)	(2,279.7)	(1,764.0)
Operating income									(2,398.3)	(2,278.4)	(1,762.4)
Other income (expense):
Interest expense									0	7.4	10.5
Other, net									0	(7.4)	(10.5)
Total other expense, net									0	0	0
Income before income taxes									(2,398.3)	(2,278.4)	(1,762.4)
Provision for income taxes									0	0	0
Net income									(2,398.3)	(2,278.4)	(1,762.4)
Net loss (income) attributable to noncontrolling interests									(5.3)	9.2	(80.9)
Net income attributable to entity									(2,403.6)	(2,269.2)	(1,843.3)
Consolidated EPO and Subsidiaries [Member]
Condensed Consolidating Statement of Operations
Revenues									42,583.1	44,313.0	33,739.3
Costs and expenses:
Operating costs and expenses									39,367.9	41,318.5	31,449.3
General and administrative costs									168.8	174.1	199.3
Total costs and expenses									39,536.7	41,492.6	31,648.6
Equity in income of unconsolidated affiliates									64.3	46.4	62.0
Operating income									3,110.7	2,866.8	2,152.7
Other income (expense):
Interest expense									(771.8)	(744.1)	(741.9)
Other, net									73.4	0.5	4.5
Total other expense, net									(698.4)	(743.6)	(737.4)
Income before income taxes									2,412.3	2,123.2	1,415.3
Provision for income taxes									18.1	(26.9)	(25.8)
Net income									2,430.4	2,096.3	1,389.5
Net loss (income) attributable to noncontrolling interests									(10.4)	(42.5)	(63.3)
Net income attributable to entity									2,420.0	2,053.8	1,326.2
Enterprise Products Partners L.P. (Guarantor) [Member]
Condensed Consolidating Statement of Operations
Revenues									0	0	0
Costs and expenses:
Operating costs and expenses									0	0	0
General and administrative costs									1.5	7.7	5.5
Total costs and expenses									1.5	7.7	5.5
Equity in income of unconsolidated affiliates									2,421.4	2,054.6	1,427.2
Operating income									2,419.9	2,046.9	1,421.7
Other income (expense):
Interest expense									0	0	0
Other, net									0	0	0
Total other expense, net									0	0	0
Income before income taxes									2,419.9	2,046.9	1,421.7
Provision for income taxes									0	0	0
Net income									2,419.9	2,046.9	1,421.7
Net loss (income) attributable to noncontrolling interests									0	0	0
Net income attributable to entity									2,419.9	2,046.9	1,421.7
Eliminations and Adjustments [Member]
Condensed Consolidating Statement of Operations
Revenues									0	0	0
Costs and expenses:
Operating costs and expenses									0	0	0
General and administrative costs									0	0	0
Total costs and expenses									0	0	0
Equity in income of unconsolidated affiliates									(2,421.4)	(2,054.6)	(1,427.2)
Operating income									(2,421.4)	(2,054.6)	(1,427.2)
Other income (expense):
Interest expense									0	0	0
Other, net									0	0	0
Total other expense, net									0	0	0
Income before income taxes									(2,421.4)	(2,054.6)	(1,427.2)
Provision for income taxes									(0.9)	(0.3)	(0.3)
Net income									(2,422.3)	(2,054.9)	(1,427.5)
Net loss (income) attributable to noncontrolling interests									2.3	1.1	(999.6)
Net income attributable to entity									$ (2,420.0)	$ (2,053.8)	$ (2,427.1)