Condensed Consolidating Financial Information, Balance Sheet (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents and restricted cash	$ 297.5	$ 34.9
Accounts receivable - trade, net	2,449.4	2,569.9
Accounts receivable - related parties	1.1	1.2
Inventories	1,232.1	1,038.1
Derivative assets	234.9	258.6
Prepaid and other current assets	377.6	395.6
Total current assets	4,592.6	4,298.3
Property, plant and equipment, net	32,673.3	32,034.7
Investments in unconsolidated affiliates	2,684.1	2,628.5
Intangible assets, net	3,990.9	4,037.2
Goodwill	5,745.2	5,745.2
Other assets	51.3	58.3
Total assets	49,737.4	48,802.2
Current liabilities:
Current maturities of debt	835.9	1,863.9
Accounts payable - trade	743.5	860.1
Accounts payable - related parties	37.4	84.1
Accrued product payables	2,690.1	2,484.4
Accrued liability related to EFS Midstream acquisition	996.5	993.2
Accrued interest	193.9	352.1
Other current liabilities	516.1	528.8
Total current liabilities	6,013.4	7,166.6
Long-term debt	21,919.8	20,676.9
Deferred tax liabilities	50.2	46.1
Other long-term liabilities	$ 407.7	$ 411.5
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ 21,128.9	$ 20,295.1
Noncontrolling interests	217.4	206.0
Total equity	21,346.3	20,501.1	$ 20,058.1	$ 19,692.2
Total liabilities and equity	49,737.4	48,802.2
Eliminations and Adjustments [Member]
Current assets:
Cash and cash equivalents and restricted cash	0.0	0.0
Accounts receivable - trade, net	0.0	0.0
Accounts receivable - related parties	(22.4)	(0.2)
Inventories	0.0	0.0
Derivative assets	0.0	0.0
Prepaid and other current assets	0.0	0.0
Total current assets	(22.4)	(0.2)
Property, plant and equipment, net	0.0	0.0
Investments in unconsolidated affiliates	(21,393.6)	(20,540.2)
Intangible assets, net	0.0	0.0
Goodwill	0.0	0.0
Other assets	0.0	0.0
Total assets	(21,416.0)	(20,540.4)
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	0.0	0.0
Accounts payable - related parties	(22.4)	(0.2)
Accrued product payables	0.0	0.0
Accrued liability related to EFS Midstream acquisition	0.0	0.0
Accrued interest	0.0	0.0
Other current liabilities	0.0	0.0
Total current liabilities	(22.4)	(0.2)
Long-term debt	0.0	0.0
Deferred tax liabilities	2.8	2.7
Other long-term liabilities	$ 0.0	$ 0.0
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ (21,366.8)	$ (20,514.3)
Noncontrolling interests	(29.6)	(28.6)
Total equity	(21,396.4)	(20,542.9)
Total liabilities and equity	(21,416.0)	(20,540.4)
Subsidiary Issuer (EPO) [Member]
Current assets:
Cash and cash equivalents and restricted cash	215.6	14.4
Accounts receivable - trade, net	750.1	811.3
Accounts receivable - related parties	92.1	59.0
Inventories	954.3	786.9
Derivative assets	147.8	150.4
Prepaid and other current assets	157.1	153.6
Total current assets	2,317.0	1,975.6
Property, plant and equipment, net	4,141.2	3,859.8
Investments in unconsolidated affiliates	39,020.7	38,655.0
Intangible assets, net	715.8	721.2
Goodwill	459.5	459.5
Other assets	149.2	145.1
Total assets	46,803.4	45,816.2
Current liabilities:
Current maturities of debt	835.8	1,863.8
Accounts payable - trade	324.3	375.3
Accounts payable - related parties	713.8	885.3
Accrued product payables	1,257.4	997.7
Accrued liability related to EFS Midstream acquisition	0.0	0.0
Accrued interest	193.5	352.0
Other current liabilities	179.5	178.7
Total current liabilities	3,504.3	4,652.8
Long-term debt	21,904.6	20,661.6
Deferred tax liabilities	3.4	3.4
Other long-term liabilities	$ 9.5	$ 14.5
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ 21,381.6	$ 20,483.9
Noncontrolling interests	0.0	0.0
Total equity	21,381.6	20,483.9
Total liabilities and equity	46,803.4	45,816.2
Other Subsidiaries (Non-guarantor) [Member]
Current assets:
Cash and cash equivalents and restricted cash	90.1	71.1
Accounts receivable - trade, net	1,700.2	1,755.8
Accounts receivable - related parties	680.4	795.4
Inventories	278.1	251.4
Derivative assets	87.1	108.2
Prepaid and other current assets	227.7	249.1
Total current assets	3,063.6	3,231.0
Property, plant and equipment, net	28,530.7	28,173.5
Investments in unconsolidated affiliates	4,146.0	4,067.3
Intangible assets, net	3,289.7	3,330.7
Goodwill	5,285.7	5,285.7
Other assets	38.7	47.9
Total assets	44,354.4	44,136.1
Current liabilities:
Current maturities of debt	0.1	0.1
Accounts payable - trade	427.0	535.1
Accounts payable - related parties	87.7	62.3
Accrued product payables	1,434.5	1,489.3
Accrued liability related to EFS Midstream acquisition	996.5	993.2
Accrued interest	0.4	0.1
Other current liabilities	344.5	357.1
Total current liabilities	3,290.7	3,437.2
Long-term debt	15.2	15.3
Deferred tax liabilities	44.8	40.8
Other long-term liabilities	$ 291.9	$ 286.9
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ 40,641.1	$ 40,297.2
Noncontrolling interests	70.7	58.7
Total equity	40,711.8	40,355.9
Total liabilities and equity	44,354.4	44,136.1
Consolidated EPO and Subsidiaries [Member]
Current assets:
Cash and cash equivalents and restricted cash	297.5	34.9
Accounts receivable - trade, net	2,449.4	2,569.9
Accounts receivable - related parties	23.5	1.4
Inventories	1,232.1	1,038.1
Derivative assets	234.9	258.6
Prepaid and other current assets	376.9	395.6
Total current assets	4,614.3	4,298.5
Property, plant and equipment, net	32,673.3	32,034.7
Investments in unconsolidated affiliates	2,684.1	2,628.5
Intangible assets, net	3,990.9	4,037.2
Goodwill	5,745.2	5,745.2
Other assets	51.0	57.8
Total assets	49,758.8	48,801.9
Current liabilities:
Current maturities of debt	835.9	1,863.9
Accounts payable - trade	743.1	859.8
Accounts payable - related parties	37.4	84.1
Accrued product payables	2,690.1	2,484.4
Accrued liability related to EFS Midstream acquisition	996.5	993.2
Accrued interest	193.9	352.1
Other current liabilities	516.1	528.8
Total current liabilities	6,013.0	7,166.3
Long-term debt	21,919.8	20,676.9
Deferred tax liabilities	47.4	43.4
Other long-term liabilities	$ 164.8	$ 166.4
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ 21,366.8	$ 20,514.3
Noncontrolling interests	247.0	234.6
Total equity	21,613.8	20,748.9
Total liabilities and equity	49,758.8	48,801.9
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Current assets:
Cash and cash equivalents and restricted cash	(8.2)	(50.6)
Accounts receivable - trade, net	(0.9)	2.8
Accounts receivable - related parties	(749.0)	(853.0)
Inventories	(0.3)	(0.2)
Derivative assets	0.0	0.0
Prepaid and other current assets	(7.9)	(7.1)
Total current assets	(766.3)	(908.1)
Property, plant and equipment, net	1.4	1.4
Investments in unconsolidated affiliates	(40,482.6)	(40,093.8)
Intangible assets, net	(14.6)	(14.7)
Goodwill	0.0	0.0
Other assets	(136.9)	(135.2)
Total assets	(41,399.0)	(41,150.4)
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	(8.2)	(50.6)
Accounts payable - related parties	(764.1)	(863.5)
Accrued product payables	(1.8)	(2.6)
Accrued liability related to EFS Midstream acquisition	0.0	0.0
Accrued interest	0.0	0.0
Other current liabilities	(7.9)	(7.0)
Total current liabilities	(782.0)	(923.7)
Long-term debt	0.0	0.0
Deferred tax liabilities	(0.8)	(0.8)
Other long-term liabilities	$ (136.6)	$ (135.0)
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ (40,655.9)	$ (40,266.8)
Noncontrolling interests	176.3	175.9
Total equity	(40,479.6)	(40,090.9)
Total liabilities and equity	(41,399.0)	(41,150.4)
Enterprise Products Partners L.P. (Guarantor) [Member]
Current assets:
Cash and cash equivalents and restricted cash	0.0	0.0
Accounts receivable - trade, net	0.0	0.0
Accounts receivable - related parties	0.0	0.0
Inventories	0.0	0.0
Derivative assets	0.0	0.0
Prepaid and other current assets	0.7	0.0
Total current assets	0.7	0.0
Property, plant and equipment, net	0.0	0.0
Investments in unconsolidated affiliates	21,393.6	20,540.2
Intangible assets, net	0.0	0.0
Goodwill	0.0	0.0
Other assets	0.3	0.5
Total assets	21,394.6	20,540.7
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	0.4	0.3
Accounts payable - related parties	22.4	0.2
Accrued product payables	0.0	0.0
Accrued liability related to EFS Midstream acquisition	0.0	0.0
Accrued interest	0.0	0.0
Other current liabilities	0.0	0.0
Total current liabilities	22.8	0.5
Long-term debt	0.0	0.0
Deferred tax liabilities	0.0	0.0
Other long-term liabilities	$ 242.9	$ 245.1
Commitments and contingencies
Equity:
Partners' and other owners' equity	$ 21,128.9	$ 20,295.1
Noncontrolling interests	0.0	0.0
Total equity	21,128.9	20,295.1
Total liabilities and equity	$ 21,394.6	$ 20,540.7