Contract Assets and All Other Assets (Details) - USD ($) $ in Millions		Jun. 30, 2016	Dec. 31, 2015
Investments [Abstract]
Assets held for sale		$ 59	$ 2,818
All other assets		31,274	36,797
GE
Investments [Abstract]
Assets held for sale	[1]	59	2,818
Time deposits		3,550	10,386
All other assets	[1]	12,569	12,813
GE | Other Assets
Contract Assets [Line Items]
Contract asset		23,458	21,156
Investments [Abstract]
Billings in excess of revenue		2,948	2,602
GE Capital
Investments [Abstract]
Assets held for sale		0	0
All other assets		$ 19,930	$ 25,081

[1] Represents the adding together of all affiliated companies except GE Capital, which is presented on a one-line basis. See Note 1.