Financing Receivables and Allowance for Losses on Financing Receivables (Allowance for Losses on Financing Receivables) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	$ 5,155	$ 5,232	$ 5,178	$ 4,944
Provision charged	1,938	2,467
Other	(74)	(87)
Gross write-offs	(2,656)	(2,866)
Recoveries	769	774
Commercial Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	892	902	1,005	1,041
Provision charged	238	366
Other	(8)	(7)
Gross write-offs	(447)	(604)
Recoveries	104	106
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	423	480	473	496
Provision charged	139	179
Other	(1)	(1)
Gross write-offs	(236)	(252)
Recoveries	48	58
Commercial Portfolio Segment [Member] | GE International [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	427	401	505	525
Provision charged	75	185
Other	(5)	(6)
Gross write-offs	(202)	(351)
Recoveries	54	48
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	850	881	978	1,021
Provision charged	214	364
Other	(6)	(7)
Gross write-offs	(438)	(603)
Recoveries	102	106
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	21	8	8	9
Provision charged	13	(1)
Other	0	0
Gross write-offs	(2)	0
Recoveries	2	0
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	21	11	17	8
Provision charged	11	3
Other	0	0
Gross write-offs	(7)	0
Recoveries	0	0
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	0	2	2	3
Provision charged	0	0
Other	(2)	0
Gross write-offs	0	(1)
Recoveries	0	0
Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	162	235	192	320
Provision charged	(104)	(19)
Other	1	(3)
Gross write-offs	(25)	(65)
Recoveries	98	2
Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	4,101	4,095	3,981	3,583
Provision charged	1,804	2,120
Other	(67)	(77)
Gross write-offs	(2,184)	(2,197)
Recoveries	567	666
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	411	517	358	480
Provision charged	117	126
Other	1	(1)
Gross write-offs	(81)	(113)
Recoveries	16	25
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	496	607	594	582
Provision charged	147	228
Other	(71)	(30)
Gross write-offs	(393)	(455)
Recoveries	219	282
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	2,953	2,714	2,823	2,282
Provision charged	1,420	1,660
Other	18	(50)
Gross write-offs	(1,585)	(1,464)
Recoveries	277	286
Consumer Portfolio Segment [Member] | Non US auto [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	114	62	56	67
Provision charged	73	24
Other	2	(5)
Gross write-offs	(43)	(62)
Recoveries	26	38
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	127	195	150	172
Provision charged	47	82
Other	(17)	9
Gross write-offs	(82)	(103)
Recoveries	$ 29	$ 35