Equity Net IDR Schedule (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended	12 Months Ended
Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Equity [Abstract]
Relinquishment of Rights of Incentive Distributions	$ 53	$ 53	$ 35	$ 45	$ 50	$ 72	$ 51

Amount of incentive distributions to be paid by entity to its general partner in future periods, the rights to which will be relinquished contingent upon closing of proposed acquisition.

No definition available.

Name:	etp_RelinquishmentOfRightsOfIncentiveDistributions
Namespace Prefix:	etp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration