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Partners' Capital and Distributions - Sale of Class A Shares (Details) $ in Millions | 6 Months Ended
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Jun. 30, 2017 USD ($) shares
Subsidiary, Sale of Stock [Line Items] |
Sale of Class A shares, net proceeds | $ 1,535
Class A Shares |
Subsidiary, Sale of Stock [Line Items] |
Sales of Class A shares (shares) | shares | 50,086,326
Sale of Class A shares, net proceeds | $ 1,535
Class A Shares | Continuous Offering Program |
Subsidiary, Sale of Stock [Line Items] |
Sales of Class A shares (shares) | shares | 1,786,326
Sale of Class A shares, net proceeds | $ 61
Commissions paid to sales agents | $ 1
Class A Shares | Underwritten Offering |
Subsidiary, Sale of Stock [Line Items] |
Sales of Class A shares (shares) | shares | 48,300,000
Sale of Class A shares, net proceeds | $ 1,474

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- Definition Total change in each class of partners' capital accounts during the year due to the sale of units. All partners include general, limited and preferred partners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 5 -Subparagraph (SAB Topic 4.F) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770 + Details
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- Definition Total units issued during the year due to the sale of units. All partners include general, limited and preferred partners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
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- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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