XML 77 R52.htm IDEA: XBRL DOCUMENT v3.6.0.2
Summary of Accounting Principles (Details)
€ in Millions, $ in Millions
Dec. 31, 2016
USD ($)
Dec. 31, 2016
EUR (€)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Accounting Policies [Abstract]        
Restricted Cash And Cash Equivalents $ 32   $ 45 $ 255
Unbilled Contracts Receivable 2,786   2,318  
Contract Receivable Retainage 106   141  
Excess Of Replacement Or Current Costs Over Stated LIFO Value 114   127  
Hedging Liabilities, Noncurrent | €   € 2,950    
Hedging Liabilities, Current | €   € 500    
Commercial Aerospace [Member]        
Accounting Policies [Abstract]        
Unbilled Contracts Receivable $ 1,169   $ 1,091