All Other Assets (Parenthetical) (Details) (Other Assets [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Other Assets [Line Items]
Valuation allowances	$ 142	$ 127
Supplementary Insurance Information, Deferred Policy Acquisition Costs	624.00	700.00
Deferred acquisition costs	624	700
Increase in assets held for sale	2,978
Continuous Loss Position Less Than Twelve Months [Member]
Other Assets [Line Items]
Fair value on cost method investments in a continuous loss position	5	17
Unrealized loss on cost method investments in a continuous loss position	1
Continuous Loss Position More Than Twelve Months [Member]
Other Assets [Line Items]
Unrealized loss on cost method investments in a continuous loss position	$ 1
Subsidiaries GECC [Member] | Americas [Member]
Other Assets [Line Items]
Category of real estate investments	46.00%
Subsidiaries GECC [Member] | Europe [Member]
Other Assets [Line Items]
Category of real estate investments	37.00%
Subsidiaries GECC [Member] | Asia [Member]
Other Assets [Line Items]
Category of real estate investments	17.00%
Subsidiaries GECC [Member] | Office Building [Member]
Other Assets [Line Items]
Category of real estate investments	57.00%
Subsidiaries GECC [Member] | Apartment Building [Member]
Other Assets [Line Items]
Category of real estate investments	5.00%
Subsidiaries GECC [Member] | Industrial Properties [Member]
Other Assets [Line Items]
Category of real estate investments	3.00%
Subsidiaries GECC [Member] | Retail Facilities [Member]
Other Assets [Line Items]
Category of real estate investments	9.00%
Subsidiaries GECC [Member] | Franchise Properties [Member]
Other Assets [Line Items]
Category of real estate investments	3.00%
Subsidiaries GECC [Member] | Other Properties [Member]
Other Assets [Line Items]
Category of real estate investments	23.00%