Condensed Consolidating Financial Information, Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Operating activities:
Net income	$ 1,084.0	$ 1,044.8	$ 3,519.8	$ 3,561.7
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,545.1	1,456.7
Equity in income of unconsolidated affiliates	(82.0)	(139.3)	(336.1)	(431.3)
Distributions received from unconsolidated affiliates attributable to earnings			337.4	431.2
Net effect of changes in operating accounts and other operating activities			(774.6)	(192.1)
Net cash flows provided by operating activities			4,291.6	4,826.2
Investing activities:
Capital expenditures			(2,671.6)	(3,302.1)
Proceeds from asset sales			8.4	16.8
Other investing activities			99.0	(87.5)
Cash used in investing activities			(2,564.2)	(3,372.8)
Financing activities:
Borrowings under debt agreements			6,672.1	44,629.6
Repayments of debt			(4,406.6)	(42,855.3)
Cash distributions paid to owners			(2,919.6)	(2,871.1)
Cash payments made in connection with DERs			(20.0)	(16.4)
Cash distributions paid to noncontrolling interests			(97.8)	(69.7)
Cash contributions from noncontrolling interests			21.2	590.8
Net cash proceeds from issuance of common units			0.0	82.2
Repurchase of common units under 2019 Buyback Program			(173.8)	(81.1)
Net cash proceeds from the issuance of preferred units			32.5	0.0
Cash contributions from owners			0.0	0.0
Other financing activities			(114.3)	(64.7)
Cash provided by (used in) financing activities			(1,006.3)	(655.7)
Net change in cash and cash equivalents, including restricted cash			721.1	797.7
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	1,131.1	1,207.8	1,131.1	1,207.8
Eliminations and Adjustments [Member]
Operating activities:
Net income	(1,053.5)	(1,058.5)	(3,370.0)	(3,620.3)
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	1,053.0	1,058.2	3,368.9	3,619.4
Distributions received from unconsolidated affiliates attributable to earnings			(3,164.4)	(3,028.9)
Net effect of changes in operating accounts and other operating activities			0.4	0.2
Net cash flows provided by operating activities			(3,165.1)	(3,029.6)
Investing activities:
Capital expenditures			0.0	0.0
Proceeds from asset sales			0.0	0.0
Other investing activities			0.0	119.3
Cash used in investing activities			0.0	119.3
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	0.0
Cash distributions paid to owners			3,164.4	3,028.9
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			0.7	0.7
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
Net cash proceeds from the issuance of preferred units			0.0
Cash contributions from owners			0.0	(119.3)
Other financing activities			0.0	0.0
Cash provided by (used in) financing activities			3,165.1	2,910.3
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	0.0	0.0
Subsidiary Issuer (EPO) [Member]
Operating activities:
Net income	936.4	1,057.3	2,972.6	3,625.4
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			260.8	231.5
Equity in income of unconsolidated affiliates	(923.7)	(1,131.9)	(2,972.6)	(3,606.9)
Distributions received from unconsolidated affiliates attributable to earnings			1,071.3	1,170.9
Net effect of changes in operating accounts and other operating activities			1,997.2	2,203.8
Net cash flows provided by operating activities			3,329.3	3,624.7
Investing activities:
Capital expenditures			(533.9)	(503.8)
Proceeds from asset sales			1.2	0.9
Other investing activities			(1,106.8)	(1,349.5)
Cash used in investing activities			(1,639.5)	(1,852.4)
Financing activities:
Borrowings under debt agreements			6,672.1	44,629.6
Repayments of debt			(4,406.6)	(42,855.2)
Cash distributions paid to owners			(3,164.4)	(3,028.9)
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
Net cash proceeds from the issuance of preferred units			0.0
Cash contributions from owners			0.0	119.3
Other financing activities			(36.9)	(26.3)
Cash provided by (used in) financing activities			(935.8)	(1,161.5)
Net change in cash and cash equivalents, including restricted cash			754.0	610.8
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	863.2	1,004.2	863.2	1,004.2
Other Subsidiaries (Non-guarantor) [Member]
Operating activities:
Net income	989.1	1,186.6	3,146.4	3,743.8
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,286.9	1,226.5
Equity in income of unconsolidated affiliates	(114.3)	(167.1)	(422.3)	(496.8)
Distributions received from unconsolidated affiliates attributable to earnings			157.4	243.0
Net effect of changes in operating accounts and other operating activities			(2,254.3)	(2,549.8)
Net cash flows provided by operating activities			1,914.1	2,166.7
Investing activities:
Capital expenditures			(2,139.1)	(2,791.2)
Proceeds from asset sales			7.2	15.9
Other investing activities			30.4	(28.8)
Cash used in investing activities			(2,101.5)	(2,804.1)
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	(0.1)
Cash distributions paid to owners			(1,104.7)	(1,484.8)
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(6.6)	(7.0)
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
Net cash proceeds from the issuance of preferred units			0.0
Cash contributions from owners			1,275.4	2,320.3
Other financing activities			0.0	(5.6)
Cash provided by (used in) financing activities			164.1	822.8
Net change in cash and cash equivalents, including restricted cash			(23.3)	185.4
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	292.5	235.7	292.5	235.7
Consolidated EPO and Subsidiaries [Member]
Operating activities:
Net income	1,084.7	1,084.1	3,452.2	3,687.6
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,545.1	1,456.7
Equity in income of unconsolidated affiliates	(82.0)	(139.3)	(336.1)	(431.3)
Distributions received from unconsolidated affiliates attributable to earnings			337.4	431.2
Net effect of changes in operating accounts and other operating activities			(706.3)	(326.9)
Net cash flows provided by operating activities			4,292.3	4,817.3
Investing activities:
Capital expenditures			(2,671.6)	(3,302.1)
Proceeds from asset sales			8.4	16.8
Other investing activities			99.0	(87.5)
Cash used in investing activities			(2,564.2)	(3,372.8)
Financing activities:
Borrowings under debt agreements			6,672.1	44,629.6
Repayments of debt			(4,406.6)	(42,855.3)
Cash distributions paid to owners			(3,115.6)	(3,028.9)
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(98.5)	(70.4)
Cash contributions from noncontrolling interests			21.2	590.8
Net cash proceeds from issuance of common units				0.0
Repurchase of common units under 2019 Buyback Program			0.0	0.0
Net cash proceeds from the issuance of preferred units			0.0
Cash contributions from owners			0.0	119.3
Other financing activities			(79.6)	(31.9)
Cash provided by (used in) financing activities			(1,007.0)	(646.8)
Net change in cash and cash equivalents, including restricted cash			721.1	797.7
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	1,131.0	1,207.8	1,131.0	1,207.8
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Operating activities:
Net income	(840.8)	(1,159.8)	(2,666.8)	(3,681.6)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			(2.6)	(1.3)
Equity in income of unconsolidated affiliates	956.0	1,159.7	3,058.8	3,672.4
Distributions received from unconsolidated affiliates attributable to earnings			(891.3)	(982.7)
Net effect of changes in operating accounts and other operating activities			(449.2)	19.1
Net cash flows provided by operating activities			(951.1)	(974.1)
Investing activities:
Capital expenditures			1.4	(7.1)
Proceeds from asset sales			0.0	0.0
Other investing activities			1,175.4	1,290.8
Cash used in investing activities			1,176.8	1,283.7
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	0.0
Cash distributions paid to owners			1,153.5	1,484.8
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(91.9)	(63.4)
Cash contributions from noncontrolling interests			21.2	590.8
Net cash proceeds from issuance of common units				0.0
Repurchase of common units under 2019 Buyback Program			0.0	0.0
Net cash proceeds from the issuance of preferred units			0.0
Cash contributions from owners			(1,275.4)	(2,320.3)
Other financing activities			(42.7)	0.0
Cash provided by (used in) financing activities			(235.3)	(308.1)
Net change in cash and cash equivalents, including restricted cash			(9.6)	1.5
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	(24.7)	(32.1)	(24.7)	(32.1)
Enterprise Products Partners L.P. (Guarantor) [Member]
Operating activities:
Net income	1,052.8	1,019.2	3,437.6	3,494.4
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	(1,053.0)	(1,058.2)	(3,368.9)	(3,619.4)
Distributions received from unconsolidated affiliates attributable to earnings			3,164.4	3,028.9
Net effect of changes in operating accounts and other operating activities			(68.7)	134.6
Net cash flows provided by operating activities			3,164.4	3,038.5
Investing activities:
Capital expenditures			0.0	0.0
Proceeds from asset sales			0.0	0.0
Other investing activities			0.0	(119.3)
Cash used in investing activities			0.0	(119.3)
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	0.0
Cash distributions paid to owners			(2,968.4)	(2,871.1)
Cash payments made in connection with DERs			(20.0)	(16.4)
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				82.2
Repurchase of common units under 2019 Buyback Program			(173.8)	(81.1)
Net cash proceeds from the issuance of preferred units			32.5
Cash contributions from owners			0.0	0.0
Other financing activities			(34.7)	(32.8)
Cash provided by (used in) financing activities			(3,164.4)	(2,919.2)
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	$ 0.1	$ 0.0