Condensed Consolidating Financial Information, Statement of Cash Flows (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Operating activities:
Net income	$ 650.6	$ 806.7
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	367.4	319.9
Equity in income of unconsolidated affiliates	(89.2)	(56.5)
Distributions received from unconsolidated affiliates	134.4	71.7
Net effect of changes in operating accounts and other operating activities	(109.2)	262.3
Net cash flows provided by operating activities	954.0	1,404.1
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(793.2)	(695.4)
Proceeds from asset sales and insurance recoveries	0.5	96.3
Other investing activities	(96.4)	(262.4)
Cash used in investing activities	(889.1)	(861.5)
Financing activities:
Borrowings under debt agreements	9,182.5	4,181.5
Repayments of debt	(8,953.2)	(3,160.0)
Cash distributions paid to partners	(703.8)	(639.2)
Cash payments made in connection with DERs	(1.2)	0
Cash distributions paid to noncontrolling interests	(16.5)	(8.0)
Cash contributions from noncontrolling interests	4.0	0
Net cash proceeds from issuance of common units	468.4	83.0
Cash contributions from owners	0	0
Other financing activities	(38.4)	(68.4)
Cash provided by (used in) financing activities	(58.2)	388.9
Net change in cash and cash equivalents	6.7	931.5
Cash and cash equivalents, beginning balance	74.4	56.9
Cash and cash equivalents, ending balance	81.1	988.4
Eliminations and Adjustments [Member]
Operating activities:
Net income	(636.8)	(799.3)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	0	0
Equity in income of unconsolidated affiliates	636.3	799.0
Distributions received from unconsolidated affiliates	(726.7)	(685.2)
Net effect of changes in operating accounts and other operating activities	0.5	0
Net cash flows provided by operating activities	(726.7)	(685.5)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0	0
Proceeds from asset sales and insurance recoveries	0	0
Other investing activities	468.4	80.9
Cash used in investing activities	468.4	80.9
Financing activities:
Borrowings under debt agreements	0	0
Repayments of debt	0	0
Cash distributions paid to partners	726.7	685.2
Cash payments made in connection with DERs	0
Cash distributions paid to noncontrolling interests	0	0
Cash contributions from noncontrolling interests	0
Net cash proceeds from issuance of common units	0	0
Cash contributions from owners	(468.4)	(80.9)
Other financing activities	0	0
Cash provided by (used in) financing activities	258.3	604.3
Net change in cash and cash equivalents	0	(0.3)
Cash and cash equivalents, beginning balance	0	0
Cash and cash equivalents, ending balance	0	(0.3)
Subsidiary Issuer (EPO) [Member]
Operating activities:
Net income	635.5	797.8
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	32.9	35.4
Equity in income of unconsolidated affiliates	(627.7)	(706.8)
Distributions received from unconsolidated affiliates	633.9	1,039.3
Net effect of changes in operating accounts and other operating activities	(146.6)	(4.5)
Net cash flows provided by operating activities	528.0	1,161.2
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(234.2)	(85.3)
Proceeds from asset sales and insurance recoveries	0	0.1
Other investing activities	(252.0)	(555.3)
Cash used in investing activities	(486.2)	(640.5)
Financing activities:
Borrowings under debt agreements	9,182.5	4,181.5
Repayments of debt	(8,953.2)	(3,160.0)
Cash distributions paid to partners	(726.7)	(685.2)
Cash payments made in connection with DERs	0
Cash distributions paid to noncontrolling interests	0	0
Cash contributions from noncontrolling interests	0
Net cash proceeds from issuance of common units	0	0
Cash contributions from owners	468.4	80.9
Other financing activities	0.1	(15.9)
Cash provided by (used in) financing activities	(28.9)	401.3
Net change in cash and cash equivalents	12.9	922.0
Cash and cash equivalents, beginning balance	18.7	28.4
Cash and cash equivalents, ending balance	31.6	950.4
Other Subsidiaries (Non-guarantor) [Member]
Operating activities:
Net income	645.8	745.3
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	334.6	284.7
Equity in income of unconsolidated affiliates	(91.6)	(85.8)
Distributions received from unconsolidated affiliates	97.5	68.8
Net effect of changes in operating accounts and other operating activities	13.0	250.1
Net cash flows provided by operating activities	999.3	1,263.1
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(559.0)	(610.1)
Proceeds from asset sales and insurance recoveries	0.5	96.2
Other investing activities	(24.0)	(255.2)
Cash used in investing activities	(582.5)	(769.1)
Financing activities:
Borrowings under debt agreements	0	0
Repayments of debt	0	0
Cash distributions paid to partners	(613.1)	(1,044.3)
Cash payments made in connection with DERs	0
Cash distributions paid to noncontrolling interests	(0.4)	0
Cash contributions from noncontrolling interests	4.4
Net cash proceeds from issuance of common units	0	0
Cash contributions from owners	179.2	546.1
Other financing activities	0	0
Cash provided by (used in) financing activities	(429.9)	(498.2)
Net change in cash and cash equivalents	(13.1)	(4.2)
Cash and cash equivalents, beginning balance	70.4	49.5
Cash and cash equivalents, ending balance	57.3	45.3
Consolidated EPO and Subsidiaries [Member]
Operating activities:
Net income	651.3	807.2
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	367.4	319.9
Equity in income of unconsolidated affiliates	(89.2)	(56.5)
Distributions received from unconsolidated affiliates	134.4	71.7
Net effect of changes in operating accounts and other operating activities	(126.7)	259.6
Net cash flows provided by operating activities	937.2	1,401.9
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(793.2)	(695.4)
Proceeds from asset sales and insurance recoveries	0.5	96.3
Other investing activities	(96.4)	(262.4)
Cash used in investing activities	(889.1)	(861.5)
Financing activities:
Borrowings under debt agreements	9,182.5	4,181.5
Repayments of debt	(8,953.2)	(3,160.0)
Cash distributions paid to partners	(726.7)	(685.2)
Cash payments made in connection with DERs	0
Cash distributions paid to noncontrolling interests	(16.5)	(8.0)
Cash contributions from noncontrolling interests	4.0
Net cash proceeds from issuance of common units	0	0
Cash contributions from owners	468.4	80.9
Other financing activities	0.1	(17.8)
Cash provided by (used in) financing activities	(41.4)	391.4
Net change in cash and cash equivalents	6.7	931.8
Cash and cash equivalents, beginning balance	74.4	56.9
Cash and cash equivalents, ending balance	81.1	988.7
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Operating activities:
Net income	(630.0)	(735.9)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	(0.1)	(0.2)
Equity in income of unconsolidated affiliates	630.1	736.1
Distributions received from unconsolidated affiliates	(597.0)	(1,036.4)
Net effect of changes in operating accounts and other operating activities	6.9	14.0
Net cash flows provided by operating activities	(590.1)	(1,022.4)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0	0
Proceeds from asset sales and insurance recoveries	0	0
Other investing activities	179.6	548.1
Cash used in investing activities	179.6	548.1
Financing activities:
Borrowings under debt agreements	0	0
Repayments of debt	0	0
Cash distributions paid to partners	613.1	1,044.3
Cash payments made in connection with DERs	0
Cash distributions paid to noncontrolling interests	(16.1)	(8.0)
Cash contributions from noncontrolling interests	(0.4)
Net cash proceeds from issuance of common units	0	0
Cash contributions from owners	(179.2)	(546.1)
Other financing activities	0	(1.9)
Cash provided by (used in) financing activities	417.4	488.3
Net change in cash and cash equivalents	6.9	14.0
Cash and cash equivalents, beginning balance	(14.7)	(21.0)
Cash and cash equivalents, ending balance	(7.8)	(7.0)
Enterprise Products Partners L.P. (Guarantor) [Member]
Operating activities:
Net income	636.1	798.8
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	0	0
Equity in income of unconsolidated affiliates	(636.3)	(799.0)
Distributions received from unconsolidated affiliates	726.7	685.2
Net effect of changes in operating accounts and other operating activities	17.0	2.7
Net cash flows provided by operating activities	743.5	687.7
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0	0
Proceeds from asset sales and insurance recoveries	0	0
Other investing activities	(468.4)	(80.9)
Cash used in investing activities	(468.4)	(80.9)
Financing activities:
Borrowings under debt agreements	0	0
Repayments of debt	0	0
Cash distributions paid to partners	(703.8)	(639.2)
Cash payments made in connection with DERs	(1.2)
Cash distributions paid to noncontrolling interests	0	0
Cash contributions from noncontrolling interests	0
Net cash proceeds from issuance of common units	468.4	83.0
Cash contributions from owners	0	0
Other financing activities	(38.5)	(50.6)
Cash provided by (used in) financing activities	(275.1)	(606.8)
Net change in cash and cash equivalents	0	0
Cash and cash equivalents, beginning balance	0	0
Cash and cash equivalents, ending balance	$ 0	$ 0