Condensed Consolidating Financial Information, Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating activities:
Net income	$ 1,375.0	$ 1,280.4
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	509.0	474.5
Equity in income of unconsolidated affiliates	(140.8)	(154.6)
Distributions received from unconsolidated affiliates attributable to earnings	126.9	139.0
Net effect of changes in operating accounts and other operating activities	142.1	(578.9)
Net cash flows provided by operating activities	2,012.2	1,160.4
Investing activities:
Capital expenditures	(1,079.5)	(1,148.9)
Proceeds from asset sales	0.6	1.7
Other investing activities	7.2	(27.3)
Cash used in investing activities	(1,071.7)	(1,174.5)
Financing activities:
Borrowings under debt agreements	5,411.8	15,692.4
Repayments of debt	(3,406.6)	(14,999.2)
Cash distributions paid to owners	(974.2)	(950.4)
Cash payments made in connection with DERs	(5.8)	(4.5)
Cash distributions paid to noncontrolling interests	(29.9)	(18.0)
Cash contributions from noncontrolling interests	5.2	34.8
Net cash proceeds from issuance of common units	0.0	42.7
Repurchase of common units under 2019 Buyback Program	(140.1)	(51.6)
Cash contributions from owners	0.0	0.0
Other financing activities	(95.3)	(34.7)
Cash provided by (used in) financing activities	765.1	(288.5)
Net change in cash and cash equivalents, including restricted cash	1,705.6	(302.6)
Cash and cash equivalents, including restricted cash, at beginning of period	410.0	410.1
Cash and cash equivalents, including restricted cash, at end of period	2,115.6	107.5
Eliminations and Adjustments [Member]
Operating activities:
Net income	(1,281.0)	(1,319.5)
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	1,280.7	1,319.2
Distributions received from unconsolidated affiliates attributable to earnings	(981.1)	(981.7)
Net effect of changes in operating accounts and other operating activities	0.0	0.2
Net cash flows provided by operating activities	(981.4)	(981.8)
Investing activities:
Capital expenditures	0.0	0.0
Proceeds from asset sales	0.0	0.0
Other investing activities	0.0	84.1
Cash used in investing activities	0.0	84.1
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to owners	981.2	981.7
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	0.2	0.1
Cash contributions from noncontrolling interests	0.0	0.0
Net cash proceeds from issuance of common units		0.0
Repurchase of common units under 2019 Buyback Program	0.0	0.0
Cash contributions from owners	0.0	(84.1)
Other financing activities	0.0	0.0
Cash provided by (used in) financing activities	981.4	897.7
Net change in cash and cash equivalents, including restricted cash	0.0	0.0
Cash and cash equivalents, including restricted cash, at beginning of period	0.0	0.0
Cash and cash equivalents, including restricted cash, at end of period	0.0	0.0
Subsidiary Issuer (EPO) [Member]
Operating activities:
Net income	765.8	1,322.9
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	85.6	74.9
Equity in income of unconsolidated affiliates	(678.1)	(1,276.8)
Distributions received from unconsolidated affiliates attributable to earnings	397.9	338.4
Net effect of changes in operating accounts and other operating activities	1,161.3	100.9
Net cash flows provided by operating activities	1,732.5	560.3
Investing activities:
Capital expenditures	(266.8)	(223.8)
Proceeds from asset sales	0.1	0.2
Other investing activities	(640.1)	(492.8)
Cash used in investing activities	(906.8)	(716.4)
Financing activities:
Borrowings under debt agreements	5,411.8	15,692.4
Repayments of debt	(3,406.6)	(14,999.1)
Cash distributions paid to owners	(981.1)	(981.7)
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
Repurchase of common units under 2019 Buyback Program	0.0	0.0
Cash contributions from owners	0.0	84.1
Other financing activities	(61.7)	0.0
Cash provided by (used in) financing activities	962.4	(204.3)
Net change in cash and cash equivalents, including restricted cash	1,788.1	(360.4)
Cash and cash equivalents, including restricted cash, at beginning of period	109.2	393.4
Cash and cash equivalents, including restricted cash, at end of period	1,897.3	33.0
Other Subsidiaries (Non-guarantor) [Member]
Operating activities:
Net income	717.2	1,315.5
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	424.2	399.8
Equity in income of unconsolidated affiliates	(153.1)	(172.1)
Distributions received from unconsolidated affiliates attributable to earnings	68.0	83.0
Net effect of changes in operating accounts and other operating activities	(612.7)	(861.7)
Net cash flows provided by operating activities	443.6	764.5
Investing activities:
Capital expenditures	(813.0)	(921.0)
Proceeds from asset sales	0.5	1.5
Other investing activities	4.6	(10.1)
Cash used in investing activities	(807.9)	(929.6)
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	(0.1)
Cash distributions paid to owners	(374.6)	(300.5)
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(2.2)	(2.4)
Cash contributions from noncontrolling interests	0.0	0.0
Net cash proceeds from issuance of common units		0.0
Repurchase of common units under 2019 Buyback Program	0.0	0.0
Cash contributions from owners	655.5	512.9
Other financing activities	0.0	(5.6)
Cash provided by (used in) financing activities	278.7	204.3
Net change in cash and cash equivalents, including restricted cash	(85.6)	39.2
Cash and cash equivalents, including restricted cash, at beginning of period	315.8	50.3
Cash and cash equivalents, including restricted cash, at end of period	230.2	89.5
Consolidated EPO and Subsidiaries [Member]
Operating activities:
Net income	1,305.9	1,339.4
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	509.0	474.5
Equity in income of unconsolidated affiliates	(140.8)	(154.6)
Distributions received from unconsolidated affiliates attributable to earnings	126.9	139.0
Net effect of changes in operating accounts and other operating activities	38.9	(733.1)
Net cash flows provided by operating activities	1,839.9	1,065.2
Investing activities:
Capital expenditures	(1,079.5)	(1,148.9)
Proceeds from asset sales	0.6	1.7
Other investing activities	7.2	(27.3)
Cash used in investing activities	(1,071.7)	(1,174.5)
Financing activities:
Borrowings under debt agreements	5,411.8	15,692.4
Repayments of debt	(3,406.6)	(14,999.2)
Cash distributions paid to owners	(981.2)	(981.7)
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(30.1)	(18.1)
Cash contributions from noncontrolling interests	5.2	34.8
Net cash proceeds from issuance of common units		0.0
Repurchase of common units under 2019 Buyback Program	0.0	0.0
Cash contributions from owners	0.0	84.1
Other financing activities	(61.7)	(5.6)
Cash provided by (used in) financing activities	937.4	(193.3)
Net change in cash and cash equivalents, including restricted cash	1,705.6	(302.6)
Cash and cash equivalents, including restricted cash, at beginning of period	409.9	410.1
Cash and cash equivalents, including restricted cash, at end of period	2,115.5	107.5
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Operating activities:
Net income	(177.1)	(1,299.0)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion	(0.8)	(0.2)
Equity in income of unconsolidated affiliates	690.4	1,294.3
Distributions received from unconsolidated affiliates attributable to earnings	(339.0)	(282.4)
Net effect of changes in operating accounts and other operating activities	(509.7)	27.7
Net cash flows provided by operating activities	(336.2)	(259.6)
Investing activities:
Capital expenditures	0.3	(4.1)
Proceeds from asset sales	0.0	0.0
Other investing activities	642.7	475.6
Cash used in investing activities	643.0	471.5
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to owners	374.5	300.5
Cash payments made in connection with DERs	0.0	0.0
Cash distributions paid to noncontrolling interests	(27.9)	(15.7)
Cash contributions from noncontrolling interests	5.2	34.8
Net cash proceeds from issuance of common units		0.0
Repurchase of common units under 2019 Buyback Program	0.0	0.0
Cash contributions from owners	(655.5)	(512.9)
Other financing activities	0.0	0.0
Cash provided by (used in) financing activities	(303.7)	(193.3)
Net change in cash and cash equivalents, including restricted cash	3.1	18.6
Cash and cash equivalents, including restricted cash, at beginning of period	(15.1)	(33.6)
Cash and cash equivalents, including restricted cash, at end of period	(12.0)	(15.0)
Enterprise Products Partners L.P. (Guarantor) [Member]
Operating activities:
Net income	1,350.1	1,260.5
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	(1,280.7)	(1,319.2)
Distributions received from unconsolidated affiliates attributable to earnings	981.1	981.7
Net effect of changes in operating accounts and other operating activities	103.2	154.0
Net cash flows provided by operating activities	1,153.7	1,077.0
Investing activities:
Capital expenditures	0.0	0.0
Proceeds from asset sales	0.0	0.0
Other investing activities	0.0	(84.1)
Cash used in investing activities	0.0	(84.1)
Financing activities:
Borrowings under debt agreements	0.0	0.0
Repayments of debt	0.0	0.0
Cash distributions paid to owners	(974.2)	(950.4)
Cash payments made in connection with DERs	(5.8)	(4.5)
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		42.7
Repurchase of common units under 2019 Buyback Program	(140.1)	(51.6)
Cash contributions from owners	0.0	0.0
Other financing activities	(33.6)	(29.1)
Cash provided by (used in) financing activities	(1,153.7)	(992.9)
Net change in cash and cash equivalents, including restricted cash	0.0	0.0
Cash and cash equivalents, including restricted cash, at beginning of period	0.1	0.0
Cash and cash equivalents, including restricted cash, at end of period	$ 0.1	$ 0.0