Subsequent Events	12 Months Ended
Dec. 31, 2011
Subsequent Events [Abstract]
Subsequent Events	Note 23. Subsequent Events Sale of 22.8 Million Common Units of Energy Transfer Equity In January 2012, we sold 22,762,636 common units of Energy Transfer Equity in a private transaction, which generated cash proceeds of $825.1 million. Proceeds from this sale were used for general company purposes, including funding capital expenditures. Our Other Investments business segment consists of our investment in the common units of Energy Transfer Equity. As of the date of this report, we own approximately 6 million common units of Energy Transfer Equity, which represent less than 3% of its common units outstanding at February 15, 2012. February 2012 Issuance of Senior Notes On February 15, 2012, EPO issued $750.0 million in principal amount of 30-year unsecured Senior Notes EE at 99.542% of their principal amount. Senior Notes EE have a fixed interest rate of 4.85% and mature on August 15, 2042. Enterprise guaranteed the notes through an unconditional guarantee on an unsecured and unsubordinated basis. Net proceeds from the issuance of Senior Notes EE were used to temporarily reduce borrowings under our $3.5 Billion Multi-Year Revolving Credit Facility (which we used to repay outstanding amounts on the maturity of our $490.5 million principal amount of Senior Notes S due February 2012 and our $9.5 million principal amount of TEPPCO Senior Notes due February 2012 prior to the expected delivery of the notes) and for general company purposes. Senior Notes EE rank equal with EPO's existing and future unsecured and unsubordinated indebtedness. They are senior to any existing and future subordinated indebtedness of EPO. Senior Notes EE are subject to make-whole redemption rights and were issued under indentures containing certain covenants, which generally restrict EPO's ability, with certain exceptions, to incur debt secured by liens and engage in sale and leaseback transactions.

Note 23. Subsequent Events

Sale of 22.8 Million Common Units of Energy Transfer Equity

In January 2012, we sold 22,762,636 common units of Energy Transfer Equity in a private transaction, which generated cash proceeds of $825.1 million. Proceeds from this sale were used for general company purposes, including funding capital expenditures. Our Other Investments business segment consists of our investment in the common units of Energy Transfer Equity. As of the date of this report, we own approximately 6 million common units of Energy Transfer Equity, which represent less than 3% of its common units outstanding at February 15, 2012.

February 2012 Issuance of Senior Notes

On February 15, 2012, EPO issued $750.0 million in principal amount of 30-year unsecured Senior Notes EE at 99.542% of their principal amount. Senior Notes EE have a fixed interest rate of 4.85% and mature on August 15, 2042. Enterprise guaranteed the notes through an unconditional guarantee on an unsecured and unsubordinated basis. Net proceeds from the issuance of Senior Notes EE were used to temporarily reduce borrowings under our $3.5 Billion Multi-Year Revolving Credit Facility (which we used to repay outstanding amounts on the maturity of our $490.5 million principal amount of Senior Notes S due February 2012 and our $9.5 million principal amount of TEPPCO Senior Notes due February 2012 prior to the expected delivery of the notes) and for general company purposes.

Senior Notes EE rank equal with EPO's existing and future unsecured and unsubordinated indebtedness. They are senior to any existing and future subordinated indebtedness of EPO. Senior Notes EE are subject to make-whole redemption rights and were issued under indentures containing certain covenants, which generally restrict EPO's ability, with certain exceptions, to incur debt secured by liens and engage in sale and leaseback transactions.