Condensed Consolidating Financial Information, Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities:
Net income	$ 670.2	$ 650.6
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	382.1	367.4
Equity in income of unconsolidated affiliates	(101.1)	(89.2)
Distributions received on earnings from unconsolidated affiliates	106.7	134.4
Net effect of changes in operating accounts and other operating activities	(158.2)	(109.2)
Net cash flows provided by operating activities	899.7	954.0
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(995.0)	(793.2)
Proceeds from asset sales	13.4	0.5
Other investing activities	(182.3)	(96.4)
Cash used in investing activities	(1,163.9)	(889.1)
Financing activities:
Borrowings under debt agreements	20,000.6	9,182.5
Repayments of debt	(19,797.4)	(8,953.2)
Cash distributions paid to partners	(788.3)	(703.8)
Cash payments made in connection with DERs	(2.0)	(1.2)
Cash distributions paid to noncontrolling interests	(8.7)	(16.5)
Cash contributions from noncontrolling interests	11.1	4.0
Net cash proceeds from issuance of common units	1,011.5	468.4
Cash contributions from owners	0.0	0.0
Other financing activities	(21.0)	(38.4)
Cash provided by (used in) financing activities	405.8	(58.2)
Net change in cash and cash equivalents	141.6	6.7
Cash and cash equivalents, beginning balance	19.0	74.4
Cash and cash equivalents, ending balance	160.6	81.1
Eliminations and Adjustments [Member]
Operating activities:
Net income	(660.5)	(636.8)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	0.0	0.0
Equity in income of unconsolidated affiliates	660.1	636.3
Distributions received on earnings from unconsolidated affiliates	(788.5)	(726.7)
Net effect of changes in operating accounts and other operating activities	0.4	0.5
Net cash flows provided by operating activities	(788.5)	(726.7)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0.0	0.0
Proceeds from asset sales	0.0	0.0
Other investing activities	1,008.6	468.4
Cash used in investing activities	1,008.6	468.4
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to partners	788.5	726.7
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	0.0	0.0
Cash contributions from noncontrolling interests	0.0	0.0
Net cash proceeds from issuance of common units	0.0	0.0
Cash contributions from owners	(1,008.6)	(468.4)
Other financing activities	0.0	0.0
Cash provided by (used in) financing activities	(220.1)	258.3
Net change in cash and cash equivalents	0.0	0.0
Cash and cash equivalents, beginning balance	0.0	0.0
Cash and cash equivalents, ending balance	0.0	0.0
Subsidiary Issuer (EPO) [Member]
Operating activities:
Net income	659.2	635.5
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	42.5	32.9
Equity in income of unconsolidated affiliates	(632.7)	(627.7)
Distributions received on earnings from unconsolidated affiliates	247.2	633.9
Net effect of changes in operating accounts and other operating activities	35.5	(146.6)
Net cash flows provided by operating activities	351.7	528.0
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(307.6)	(234.2)
Proceeds from asset sales	0.1	0.0
Other investing activities	(387.5)	(252.0)
Cash used in investing activities	(695.0)	(486.2)
Financing activities:
Borrowings under debt agreements	20,000.6	9,182.5
Repayments of debt	(19,797.3)	(8,953.2)
Cash distributions paid to partners	(788.5)	(726.7)
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	0.0	0.0
Cash contributions from noncontrolling interests	0.0	0.0
Net cash proceeds from issuance of common units	0.0	0.0
Cash contributions from owners	1,008.6	468.4
Other financing activities	0.0	0.1
Cash provided by (used in) financing activities	423.4	(28.9)
Net change in cash and cash equivalents	80.1	12.9
Cash and cash equivalents, beginning balance	0.0	18.7
Cash and cash equivalents, ending balance	80.1	31.6
Other Subsidiaries (Non-guarantor) [Member]
Operating activities:
Net income	675.4	645.8
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	339.7	334.6
Equity in income of unconsolidated affiliates	(133.6)	(91.6)
Distributions received on earnings from unconsolidated affiliates	74.2	97.5
Net effect of changes in operating accounts and other operating activities	(255.3)	13.0
Net cash flows provided by operating activities	700.4	999.3
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(687.4)	(559.0)
Proceeds from asset sales	13.3	0.5
Other investing activities	(55.7)	(24.0)
Cash used in investing activities	(729.8)	(582.5)
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	(0.1)	0.0
Cash distributions paid to partners	(222.9)	(613.1)
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(0.5)	(0.4)
Cash contributions from noncontrolling interests	11.1	4.4
Net cash proceeds from issuance of common units	0.0	0.0
Cash contributions from owners	260.9	179.2
Other financing activities	0.0	0.0
Cash provided by (used in) financing activities	48.5	(429.9)
Net change in cash and cash equivalents	19.1	(13.1)
Cash and cash equivalents, beginning balance	69.6	70.4
Cash and cash equivalents, ending balance	88.7	57.3
Consolidated EPO and Subsidiaries [Member]
Operating activities:
Net income	669.5	651.3
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	382.1	367.4
Equity in income of unconsolidated affiliates	(101.1)	(89.2)
Distributions received on earnings from unconsolidated affiliates	106.7	134.4
Net effect of changes in operating accounts and other operating activities	(177.4)	(126.7)
Net cash flows provided by operating activities	879.8	937.2
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	(995.0)	(793.2)
Proceeds from asset sales	13.4	0.5
Other investing activities	(182.3)	(96.4)
Cash used in investing activities	(1,163.9)	(889.1)
Financing activities:
Borrowings under debt agreements	20,000.6	9,182.5
Repayments of debt	(19,797.4)	(8,953.2)
Cash distributions paid to partners	(788.5)	(726.7)
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(8.7)	(16.5)
Cash contributions from noncontrolling interests	11.1	4.0
Net cash proceeds from issuance of common units	0.0	0.0
Cash contributions from owners	1,008.6	468.4
Other financing activities	0.0	0.1
Cash provided by (used in) financing activities	425.7	(41.4)
Net change in cash and cash equivalents	141.6	6.7
Cash and cash equivalents, beginning balance	19.0	74.4
Cash and cash equivalents, ending balance	160.6	81.1
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Operating activities:
Net income	(665.1)	(630.0)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	(0.1)	(0.1)
Equity in income of unconsolidated affiliates	665.2	630.1
Distributions received on earnings from unconsolidated affiliates	(214.7)	(597.0)
Net effect of changes in operating accounts and other operating activities	42.4	6.9
Net cash flows provided by operating activities	(172.3)	(590.1)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0.0	0.0
Proceeds from asset sales	0.0	0.0
Other investing activities	260.9	179.6
Cash used in investing activities	260.9	179.6
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to partners	222.9	613.1
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(8.2)	(16.1)
Cash contributions from noncontrolling interests	0.0	(0.4)
Net cash proceeds from issuance of common units	0.0	0.0
Cash contributions from owners	(260.9)	(179.2)
Other financing activities	0.0	0.0
Cash provided by (used in) financing activities	(46.2)	417.4
Net change in cash and cash equivalents	42.4	6.9
Cash and cash equivalents, beginning balance	(50.6)	(14.7)
Cash and cash equivalents, ending balance	(8.2)	(7.8)
Enterprise Products Partners L.P. (Guarantor) [Member]
Operating activities:
Net income	661.2	636.1
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	0.0	0.0
Equity in income of unconsolidated affiliates	(660.1)	(636.3)
Distributions received on earnings from unconsolidated affiliates	788.5	726.7
Net effect of changes in operating accounts and other operating activities	18.8	17.0
Net cash flows provided by operating activities	808.4	743.5
Investing activities:
Capital expenditures, net of contributions in aid of construction costs	0.0	0.0
Proceeds from asset sales	0.0	0.0
Other investing activities	(1,008.6)	(468.4)
Cash used in investing activities	(1,008.6)	(468.4)
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to partners	(788.3)	(703.8)
Cash payments made in connection with DERs	(2.0)	(1.2)
Cash distributions paid to noncontrolling interests	0.0	0.0
Cash contributions from noncontrolling interests	0.0	0.0
Net cash proceeds from issuance of common units	1,011.5	468.4
Cash contributions from owners	0.0	0.0
Other financing activities	(21.0)	(38.5)
Cash provided by (used in) financing activities	200.2	(275.1)
Net change in cash and cash equivalents	0.0	0.0
Cash and cash equivalents, beginning balance	0.0	0.0
Cash and cash equivalents, ending balance	$ 0.0	$ 0.0