Condensed Consolidating Financial Information, Balance Sheet (Details) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents and restricted cash	$ 334.4	$ 34.9
Accounts receivable - trade, net	2,944.1	2,569.9
Accounts receivable - related parties	1.7	1.2
Inventories	1,762.5	1,038.1
Derivative assets	241.4	258.6
Prepaid and other current assets	457.5	395.6
Total current assets	5,741.6	4,298.3
Property, plant and equipment, net	33,119.4	32,034.7
Investments in unconsolidated affiliates	2,687.2	2,628.5
Intangible assets, net	3,907.2	4,037.2
Goodwill	5,745.2	5,745.2
Other assets	57.8	58.3
Total assets	51,258.4	48,802.2
Current liabilities:
Current maturities of debt	2,838.1	1,863.9
Accounts payable - trade	453.7	860.1
Accounts payable - related parties	97.7	84.1
Accrued product payables	3,087.5	2,484.4
Accrued liability related to EFS Midstream acquisition	0.0	993.2
Accrued interest	202.7	352.1
Derivative liabilities	464.2	140.6
Other current liabilities	424.4	388.2
Total current liabilities	7,568.3	7,166.6
Long-term debt	21,121.2	20,676.9
Deferred tax liabilities	51.6	46.1
Other long-term liabilities	478.6	411.5
Commitments and contingencies
Equity:
Partners' and other owners' equity	21,819.2	20,295.1
Noncontrolling interests	219.5	206.0
Total equity	22,038.7	20,501.1	$ 20,352.9	$ 19,692.2
Total liabilities and equity	51,258.4	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	(1.7)	(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	(1.7)	(0.2)
Property, plant and equipment, net	0.0	0.0
Investments in unconsolidated affiliates	(22,093.4)	(20,540.2)
Intangible assets, net	0.0	0.0
Goodwill	0.0	0.0
Other assets	0.0	0.0
Total assets	(22,095.1)	(20,540.4)
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	0.0	0.0
Accounts payable - related parties	(1.7)	(0.2)
Accrued product payables	0.0	0.0
Accrued liability related to EFS Midstream acquisition		0.0
Accrued interest	0.0	0.0
Derivative liabilities	0.0	0.0
Other current liabilities	0.7	0.0
Total current liabilities	(1.0)	(0.2)
Long-term debt	0.0	0.0
Deferred tax liabilities	3.0	2.7
Other long-term liabilities	0.0	0.0
Commitments and contingencies
Equity:
Partners' and other owners' equity	(22,067.4)	(20,514.3)
Noncontrolling interests	(29.7)	(28.6)
Total equity	(22,097.1)	(20,542.9)
Total liabilities and equity	(22,095.1)	(20,540.4)
Subsidiary Issuer (EPO) [Member]
Current assets:
Cash and cash equivalents and restricted cash	279.2	14.4
Accounts receivable - trade, net	1,089.9	811.3
Accounts receivable - related parties	125.8	59.0
Inventories	1,426.3	786.9
Derivative assets	193.2	150.4
Prepaid and other current assets	268.9	153.6
Total current assets	3,383.3	1,975.6
Property, plant and equipment, net	4,608.0	3,859.8
Investments in unconsolidated affiliates	40,035.9	38,655.0
Intangible assets, net	706.6	721.2
Goodwill	459.5	459.5
Other assets	194.8	145.1
Total assets	49,388.1	45,816.2
Current liabilities:
Current maturities of debt	2,838.0	1,863.8
Accounts payable - trade	197.8	375.3
Accounts payable - related parties	886.0	885.3
Accrued product payables	1,594.4	997.7
Accrued liability related to EFS Midstream acquisition		0.0
Accrued interest	202.3	352.0
Derivative liabilities	371.7	75.1
Other current liabilities	85.3	103.6
Total current liabilities	6,175.5	4,652.8
Long-term debt	21,106.0	20,661.6
Deferred tax liabilities	3.7	3.4
Other long-term liabilities	33.8	14.5
Commitments and contingencies
Equity:
Partners' and other owners' equity	22,069.1	20,483.9
Noncontrolling interests	0.0	0.0
Total equity	22,069.1	20,483.9
Total liabilities and equity	49,388.1	45,816.2
Other Subsidiaries (Non-guarantor) [Member]
Current assets:
Cash and cash equivalents and restricted cash	59.6	71.1
Accounts receivable - trade, net	1,857.4	1,755.8
Accounts receivable - related parties	772.6	795.4
Inventories	339.5	251.4
Derivative assets	48.2	108.2
Prepaid and other current assets	199.9	249.1
Total current assets	3,277.2	3,231.0
Property, plant and equipment, net	28,510.0	28,173.5
Investments in unconsolidated affiliates	4,208.7	4,067.3
Intangible assets, net	3,215.0	3,330.7
Goodwill	5,285.7	5,285.7
Other assets	41.4	47.9
Total assets	44,538.0	44,136.1
Current liabilities:
Current maturities of debt	0.1	0.1
Accounts payable - trade	260.2	535.1
Accounts payable - related parties	123.1	62.3
Accrued product payables	1,496.0	1,489.3
Accrued liability related to EFS Midstream acquisition		993.2
Accrued interest	0.4	0.1
Derivative liabilities	92.5	65.5
Other current liabilities	348.7	291.6
Total current liabilities	2,321.0	3,437.2
Long-term debt	15.2	15.3
Deferred tax liabilities	45.7	40.8
Other long-term liabilities	351.5	286.9
Commitments and contingencies
Equity:
Partners' and other owners' equity	41,727.7	40,297.2
Noncontrolling interests	76.9	58.7
Total equity	41,804.6	40,355.9
Total liabilities and equity	44,538.0	44,136.1
Consolidated EPO and Subsidiaries [Member]
Current assets:
Cash and cash equivalents and restricted cash	334.4	34.9
Accounts receivable - trade, net	2,944.1	2,569.9
Accounts receivable - related parties	3.4	1.4
Inventories	1,762.5	1,038.1
Derivative assets	241.4	258.6
Prepaid and other current assets	457.3	395.6
Total current assets	5,743.1	4,298.5
Property, plant and equipment, net	33,119.4	32,034.7
Investments in unconsolidated affiliates	2,687.2	2,628.5
Intangible assets, net	3,907.2	4,037.2
Goodwill	5,745.2	5,745.2
Other assets	57.3	57.8
Total assets	51,259.4	48,801.9
Current liabilities:
Current maturities of debt	2,838.1	1,863.9
Accounts payable - trade	453.6	859.8
Accounts payable - related parties	97.7	84.1
Accrued product payables	3,087.5	2,484.4
Accrued liability related to EFS Midstream acquisition		993.2
Accrued interest	202.7	352.1
Derivative liabilities	464.2	140.6
Other current liabilities	423.7	388.2
Total current liabilities	7,567.5	7,166.3
Long-term debt	21,121.2	20,676.9
Deferred tax liabilities	48.6	43.4
Other long-term liabilities	205.5	166.4
Commitments and contingencies
Equity:
Partners' and other owners' equity	22,067.4	20,514.3
Noncontrolling interests	249.2	234.6
Total equity	22,316.6	20,748.9
Total liabilities and equity	51,259.4	48,801.9
Consolidated EPO and Subsidiaries [Member] | Eliminations and Adjustments [Member]
Current assets:
Cash and cash equivalents and restricted cash	(4.4)	(50.6)
Accounts receivable - trade, net	(3.2)	2.8
Accounts receivable - related parties	(895.0)	(853.0)
Inventories	(3.3)	(0.2)
Derivative assets	0.0	0.0
Prepaid and other current assets	(11.5)	(7.1)
Total current assets	(917.4)	(908.1)
Property, plant and equipment, net	1.4	1.4
Investments in unconsolidated affiliates	(41,557.4)	(40,093.8)
Intangible assets, net	(14.4)	(14.7)
Goodwill	0.0	0.0
Other assets	(178.9)	(135.2)
Total assets	(42,666.7)	(41,150.4)
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	(4.4)	(50.6)
Accounts payable - related parties	(911.4)	(863.5)
Accrued product payables	(2.9)	(2.6)
Accrued liability related to EFS Midstream acquisition		0.0
Accrued interest	0.0	0.0
Derivative liabilities	0.0	0.0
Other current liabilities	(10.3)	(7.0)
Total current liabilities	(929.0)	(923.7)
Long-term debt	0.0	0.0
Deferred tax liabilities	(0.8)	(0.8)
Other long-term liabilities	(179.8)	(135.0)
Commitments and contingencies
Equity:
Partners' and other owners' equity	(41,729.4)	(40,266.8)
Noncontrolling interests	172.3	175.9
Total equity	(41,557.1)	(40,090.9)
Total liabilities and equity	(42,666.7)	(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	0.2	0.0
Total current assets	0.2	0.0
Property, plant and equipment, net	0.0	0.0
Investments in unconsolidated affiliates	22,093.4	20,540.2
Intangible assets, net	0.0	0.0
Goodwill	0.0	0.0
Other assets	0.5	0.5
Total assets	22,094.1	20,540.7
Current liabilities:
Current maturities of debt	0.0	0.0
Accounts payable - trade	0.1	0.3
Accounts payable - related parties	1.7	0.2
Accrued product payables	0.0	0.0
Accrued liability related to EFS Midstream acquisition		0.0
Accrued interest	0.0	0.0
Derivative liabilities	0.0	0.0
Other current liabilities	0.0	0.0
Total current liabilities	1.8	0.5
Long-term debt	0.0	0.0
Deferred tax liabilities	0.0	0.0
Other long-term liabilities	273.1	245.1
Commitments and contingencies
Equity:
Partners' and other owners' equity	21,819.2	20,295.1
Noncontrolling interests	0.0	0.0
Total equity	21,819.2	20,295.1
Total liabilities and equity	$ 22,094.1	$ 20,540.7