v3.3.1.900
Investments, Advances And Long-Term Receivables (Details) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Investments, Advances And Long-Term Receivables [Abstract]      
Investments (Companies carried at equity in underlying assets) $ 20,337 $ 20,017 $ 19,619
Advances (Companies carried at equity in underlying assets) 9,110 9,818  
Total equity company investments and advances 29,447 29,835  
Companies carried at cost or less and stock investments carried at fair value 274 526  
Long-term receivables and miscellaneous investments at cost or less, net of reserves of $3,040 million and $2,662 million 4,524 4,878  
Total 34,245 35,239  
Reserves for long-term receivables and miscellaneous investments $ 3,040 $ 2,662