Financing Receivables, Allowance For Losses On Financing Receivables and Supplemental Information On Credit Quality (Allowance for Losses on Financing Receivables) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	$ 5,144	$ 5,303	$ 5,178	$ 4,944
Provision charged	970	1,457
Other	17	(96)
Gross write-offs	(1,347)	(1,395)
Recoveries	326	393
Commercial Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	909	993	1,005	1,041
Provision charged	119	163
Other	(1)	(11)
Gross write-offs	(258)	(254)
Recoveries	44	54
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	419	493	473	496
Provision charged	84	71
Other	(1)	(1)
Gross write-offs	(156)	(103)
Recoveries	19	30
Commercial Portfolio Segment [Member] | GE International [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	449	483	505	525
Provision charged	18	94
Other	2	(10)
Gross write-offs	(100)	(150)
Recoveries	24	24
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	868	976	978	1,021
Provision charged	102	165
Other	1	(11)
Gross write-offs	(256)	(253)
Recoveries	43	54
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	16	8	8	9
Provision charged	9	(1)
Other	0	0
Gross write-offs	(2)	0
Recoveries	1	0
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	25	7	17	8
Provision charged	8	(1)
Other	0	0
Gross write-offs	0	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	175	265	192	320
Provision charged	(15)	(20)
Other	2	(6)
Gross write-offs	(6)	(29)
Recoveries	2	0
Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	4,060	4,045	3,981	3,583
Provision charged	866	1,314
Other	16	(79)
Gross write-offs	(1,083)	(1,112)
Recoveries	280	339
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	336	476	358	480
Provision charged	10	56
Other	5	(17)
Gross write-offs	(46)	(55)
Recoveries	9	12
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	588	657	594	582
Provision charged	71	180
Other	8	(14)
Gross write-offs	(189)	(231)
Recoveries	104	140
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	2,947	2,665	2,823	2,282
Provision charged	752	1,014
Other	18	(50)
Gross write-offs	(785)	(744)
Recoveries	139	163
Consumer Portfolio Segment [Member] | Non US auto [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	61	66	56	67
Provision charged	12	17
Other	2	(5)
Gross write-offs	(23)	(30)
Recoveries	14	17
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total balance	128	181	150	172
Provision charged	21	47
Other	(17)	7
Gross write-offs	(40)	(52)
Recoveries	$ 14	$ 7