Condensed Consolidating Financial Information, Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Operating activities:
Net income	$ 643.1	$ 657.7	$ 1,883.3	$ 1,864.9
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,155.3	1,147.7
Equity in income of unconsolidated affiliates	(92.3)	(103.1)	(269.8)	(302.5)
Distributions received on earnings from unconsolidated affiliates			281.6	362.4
Net effect of changes in operating accounts and other operating activities			(391.4)	(481.3)
Net cash flows provided by operating activities			2,659.0	2,591.2
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			(2,409.8)	(2,619.1)
Cash used for business combinations, net of cash received			(1,000.0)	(1,045.1)
Proceeds from asset sales			43.9	1,537.3
Other investing activities			(329.8)	(181.3)
Cash used in investing activities			(3,695.7)	(2,308.2)
Financing activities:
Borrowings under debt agreements			50,183.8	17,113.7
Repayments of debt			(48,776.5)	(16,139.2)
Cash distributions paid to owners			(2,448.3)	(2,185.1)
Cash payments made in connection with DERs			(8.5)	(5.6)
Cash distributions paid to noncontrolling interests			(35.7)	(33.2)
Cash contributions from noncontrolling interests			20.1	37.4
Net cash proceeds from issuance of common units			2,170.4	1,011.4
Cash contributions from owners			0.0	0.0
Other financing activities			(30.5)	(76.3)
Cash provided by (used in) financing activities			1,074.8	(276.9)
Net change in cash and cash equivalents			38.1	6.1
Cash and cash equivalents, beginning balance			19.0	74.4
Cash and cash equivalents, ending balance	57.1	80.5	57.1	80.5
Eliminations and Adjustments [Member]
Operating activities:
Net income	(642.5)	(653.2)	(1,885.8)	(1,853.5)
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	642.0	653.2	1,884.4	1,852.6
Distributions received on earnings from unconsolidated affiliates			(2,477.3)	(2,241.1)
Net effect of changes in operating accounts and other operating activities			0.7	0.9
Net cash flows provided by operating activities			(2,478.0)	(2,241.1)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			0.0	0.0
Cash used for business combinations, net of cash received			0.0	0.0
Proceeds from asset sales			0.0	0.0
Other investing activities			2,161.2	1,005.2
Cash used in investing activities			2,161.2	1,005.2
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	0.0
Cash distributions paid to owners			2,477.3	2,241.1
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			0.7	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			(2,161.2)	(1,005.2)
Other financing activities			0.0	0.0
Cash provided by (used in) financing activities			316.8	1,235.9
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	0.0	0.0
Subsidiary Issuer (EPO) [Member]
Operating activities:
Net income	638.1	651.8	1,884.4	1,849.5
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			131.9	106.0
Equity in income of unconsolidated affiliates	(701.6)	(725.5)	(1,971.6)	(1,996.4)
Distributions received on earnings from unconsolidated affiliates			733.1	1,705.4
Net effect of changes in operating accounts and other operating activities			1,281.6	(52.9)
Net cash flows provided by operating activities			2,059.4	1,611.6
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			(989.6)	(725.5)
Cash used for business combinations, net of cash received			0.0	(1,058.4)
Proceeds from asset sales			27.9	1,532.1
Other investing activities			(2,177.0)	(1,091.2)
Cash used in investing activities			(3,138.7)	(1,343.0)
Financing activities:
Borrowings under debt agreements			50,183.8	17,113.7
Repayments of debt			(48,776.4)	(16,139.2)
Cash distributions paid to owners			(2,477.3)	(2,241.1)
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			2,161.2	1,005.2
Other financing activities			(8.0)	(23.9)
Cash provided by (used in) financing activities			1,083.3	(285.3)
Net change in cash and cash equivalents			4.0	(16.7)
Cash and cash equivalents, beginning balance			0.0	18.7
Cash and cash equivalents, ending balance	4.0	2.0	4.0	2.0
Other Subsidiaries (Non-guarantor) [Member]
Operating activities:
Net income	751.3	748.5	2,121.1	2,040.5
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,023.7	1,042.1
Equity in income of unconsolidated affiliates	(129.3)	(116.5)	(389.3)	(314.5)
Distributions received on earnings from unconsolidated affiliates			196.9	227.1
Net effect of changes in operating accounts and other operating activities			(1,742.7)	(450.6)
Net cash flows provided by operating activities			1,209.7	2,544.6
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			(1,420.2)	(1,893.6)
Cash used for business combinations, net of cash received			(1,000.0)	13.3
Proceeds from asset sales			16.0	5.2
Other investing activities			(84.2)	(43.5)
Cash used in investing activities			(2,488.4)	(1,918.6)
Financing activities:
Borrowings under debt agreements			41.4	77.9
Repayments of debt			(0.1)	0.0
Cash distributions paid to owners			(677.5)	(1,602.4)
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(7.3)	(0.8)
Cash contributions from noncontrolling interests			20.1	37.8
Net cash proceeds from issuance of common units			0.0	0.0
Cash contributions from owners			1,890.0	875.1
Other financing activities			0.0	0.0
Cash provided by (used in) financing activities			1,266.6	(612.4)
Net change in cash and cash equivalents			(12.1)	13.6
Cash and cash equivalents, beginning balance			69.6	70.4
Cash and cash equivalents, ending balance	57.5	84.0	57.5	84.0
Consolidated EPO and Subsidiaries [Member]
Operating activities:
Net income	651.0	661.6	1,914.8	1,882.0
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			1,155.3	1,147.7
Equity in income of unconsolidated affiliates	(92.3)	(103.1)	(269.8)	(302.5)
Distributions received on earnings from unconsolidated affiliates			281.6	362.4
Net effect of changes in operating accounts and other operating activities			(415.0)	(494.2)
Net cash flows provided by operating activities			2,666.9	2,595.4
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			(2,409.8)	(2,619.1)
Cash used for business combinations, net of cash received			(1,000.0)	(1,045.1)
Proceeds from asset sales			43.9	1,537.3
Other investing activities			(329.8)	(181.3)
Cash used in investing activities			(3,695.7)	(2,308.2)
Financing activities:
Borrowings under debt agreements			50,183.8	17,113.7
Repayments of debt			(48,776.5)	(16,139.2)
Cash distributions paid to owners			(2,477.3)	(2,241.1)
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(36.4)	(33.2)
Cash contributions from noncontrolling interests			20.1	37.4
Net cash proceeds from issuance of common units			0.0	0.0
Cash contributions from owners			2,161.2	1,005.2
Other financing activities			(8.0)	(23.9)
Cash provided by (used in) financing activities			1,066.9	(281.1)
Net change in cash and cash equivalents			38.1	6.1
Cash and cash equivalents, beginning balance			19.0	74.4
Cash and cash equivalents, ending balance	57.1	80.5	57.1	80.5
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Operating activities:
Net income	(738.4)	(738.7)	(2,090.7)	(2,008.0)
Reconciliation of net income to net cash flows provided by operating activities:
Depreciation, amortization and accretion			(0.3)	(0.4)
Equity in income of unconsolidated affiliates	738.6	738.9	2,091.1	2,008.4
Distributions received on earnings from unconsolidated affiliates			(648.4)	(1,570.1)
Net effect of changes in operating accounts and other operating activities			46.1	9.3
Net cash flows provided by operating activities			(602.2)	(1,560.8)
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			0.0	0.0
Cash used for business combinations, net of cash received			0.0	0.0
Proceeds from asset sales			0.0	0.0
Other investing activities			1,931.4	953.4
Cash used in investing activities			1,931.4	953.4
Financing activities:
Borrowings under debt agreements			(41.4)	(77.9)
Repayments of debt			0.0	0.0
Cash distributions paid to owners			677.5	1,602.4
Cash payments made in connection with DERs			0.0	0.0
Cash distributions paid to noncontrolling interests			(29.1)	(32.4)
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			(1,890.0)	(875.1)
Other financing activities			0.0	0.0
Cash provided by (used in) financing activities			(1,283.0)	616.6
Net change in cash and cash equivalents			46.2	9.2
Cash and cash equivalents, beginning balance			(50.6)	(14.7)
Cash and cash equivalents, ending balance	(4.4)	(5.5)	(4.4)	(5.5)
Enterprise Products Partners L.P. (Guarantor) [Member]
Operating activities:
Net income	634.6	649.3	1,854.3	1,836.4
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	(642.0)	(653.2)	(1,884.4)	(1,852.6)
Distributions received on earnings from unconsolidated affiliates			2,477.3	2,241.1
Net effect of changes in operating accounts and other operating activities			22.9	12.0
Net cash flows provided by operating activities			2,470.1	2,236.9
Investing activities:
Capital expenditures, net of contributions in aid of construction costs			0.0	0.0
Cash used for business combinations, net of cash received			0.0	0.0
Proceeds from asset sales			0.0	0.0
Other investing activities			(2,161.2)	(1,005.2)
Cash used in investing activities			(2,161.2)	(1,005.2)
Financing activities:
Borrowings under debt agreements			0.0	0.0
Repayments of debt			0.0	0.0
Cash distributions paid to owners			(2,448.3)	(2,185.1)
Cash payments made in connection with DERs			(8.5)	(5.6)
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			2,170.4	1,011.4
Cash contributions from owners			0.0	0.0
Other financing activities			(22.5)	(52.4)
Cash provided by (used in) financing activities			(308.9)	(1,231.7)
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	$ 0.0	$ 0.0