Cost Method Investment, Restriction of Sale or Transfer of Shares Period

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- Definition

Debt Instrument, Guarantee Borrowings on Third Party Debt

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No definition available.

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- Definition

Debt Instrument, Guarantee Borrowings on Third Party Debt, Term

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No definition available.

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- Definition

Potential Change In Ownership Percentage Based On Settlement of Derivative

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No definition available.

+ Details

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- Definition

Potential Change Ownership Percentage

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No definition available.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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No definition available.

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- Definition

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Investments (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended
Investments (Narrative) (Details) - USD ($)	Mar. 31, 2017	Jun. 30, 2017	Jun. 30, 2016
Schedule of Available-for-sale Securities
Purchase of equity investment in tender offer		$ 622,000,000	$ 0
Grupo Aeromexico
Schedule of Available-for-sale Securities
Purchase of equity investment in tender offer	$ 622,000,000
Ownership percentage	36.00%
Potential change in ownership percentage based on settlement of derivative		13.00%
Potential change ownership percentage		49.00%
GOL
Schedule of Available-for-sale Securities
Ownership percentage		9.00%
GOL \| Term loan facility
Schedule of Available-for-sale Securities
Guarantee borrowings on third party debt		$ 300,000,000
Guarantee borrowings on third party debt, term		5 years
China Eastern
Schedule of Available-for-sale Securities
Ownership percentage in cost method investment		3.00%
Restriction of sale or transfer of shares period		3 years