Related Party Transactions (Schedule of Related Party Receivables Payables) (Details) - USD ($) $ in Millions		Dec. 31, 2019	Dec. 31, 2018
Affiliated Entity [Member]
Related Party Transaction [Line Items]
Receivables from Related Parties		$ 370	$ 371
Accounts and notes payable to related parties (1)	[1]	1,976	754
Mong Duong Finance Holdings B.V._Related Party [Member]
Related Party Transaction [Line Items]
Accounts and notes payable to related parties (1)		1,100
Strabag_EPC Contractor_Related Party [Member]
Related Party Transaction [Line Items]
Accounts and notes payable to related parties (1)		287	165
Banco General_Related Party [Member]
Related Party Transaction [Line Items]
Accounts and notes payable to related parties (1)		$ 415	$ 382

[1] Includes $1.1 billion of debt to Mong Duong Finance Holdings B.V., an SPV accounted for as an equity affiliate as of December 31, 2019 (See Note 11—Debt); $415 million and $382 million of debt to Banco General S.A., a bank in Panama where our minority partner in Colon is part of its board of directors as of December 31, 2019 and 2018, respectively; and $287 million and $165 million of debt to Strabag, our EPC contractor and minority partner in Alto Maipo as of December 31, 2019 and 2018, respectively.