XML 14 R54.htm IDEA: XBRL DOCUMENT v3.2.0.727
Equity Method Investments And Variable Interest Entities Equity Method Investments and Variable Interest Entities (Related Party Disclosures) (Details) - USD ($)
$ in Millions
Jun. 30, 2015
Dec. 31, 2014
Schedule of Related Party Transactions Included In Our Consolidated Balance Sheets [Line Items]    
Costs in Excess of Billings, Current $ 332 $ 490
Transactions with Related Parties [Member]    
Schedule of Related Party Transactions Included In Our Consolidated Balance Sheets [Line Items]    
Due from Related Parties, Current 4 7
Costs in Excess of Billings, Current 3 2
Billings in Excess of Cost $ 36 $ 21