Supplemental Information About The Credit Quality Of Financing Receivables And Allowance For Losses On Financing Receivables (Credit Quality) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014 NumberOfCustomer	Dec. 31, 2013
Credit Quality Indicators
Loans and leases receivable, Gross	$ 242,575	$ 258,207
Commercial Portfolio Segment [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	121,520	129,269
Commercial Portfolio Segment [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	120,539	128,145
Commercial Portfolio Segment [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,576	2,943
Commercial Portfolio Segment [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,049	2,265
Commercial Portfolio Segment [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	115,914	122,937
Commercial Portfolio Segment [Member] | Unsecured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	237	231
Commercial Portfolio Segment [Member] | Unsecured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	402	580
Commercial Portfolio Segment [Member] | Unsecured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	342	313
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	8,449	9,377
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	8,449	9,377
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	107	152
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	106	50
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	8,236	9,175
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	134	318
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	134	318
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	0	0
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	0	0
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	134	318
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,798	3,107
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,771	2,978
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	30	0
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	55	9
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,686	2,969
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	66,871	69,036
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	66,516	68,686
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	1,409	1,554
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	1,279	1,587
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	63,828	65,545
Commercial Portfolio Segment [Member] | GE International [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	43,268	47,431
Commercial Portfolio Segment [Member] | GE International [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	42,669	46,786
Commercial Portfolio Segment [Member] | GE International [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	1,030	1,237
Commercial Portfolio Segment [Member] | GE International [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	609	619
Commercial Portfolio Segment [Member] | GE International [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	41,030	44,930
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	110,139	116,467
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Secured Credit Quality Indicator [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	109,185	115,472
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	2,439	2,791
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	1,888	2,206
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	104,858	110,475
Commercial Real Estate Portfolio Segment [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	19,799	19,899
Loan To Value Ratio Of Real Estate Loans Paying In Accordance With Contractual Terms	95.00%
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Credit Tenant [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	106	162
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Credit Tenant [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	142	179
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Credit Tenant [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	575	571
Commercial Real Estate Portfolio Segment [Member] | Debt Real Estate [Member] | Less than 80%
Credit Quality Indicators
Loans and leases receivable, Gross	16,564	15,576
Commercial Real Estate Portfolio Segment [Member] | Debt Real Estate [Member] | 80% to 95%
Credit Quality Indicators
Loans and leases receivable, Gross	1,044	1,300
Commercial Real Estate Portfolio Segment [Member] | Debt Real Estate [Member] | Greater than 95%
Credit Quality Indicators
Loans and leases receivable, Gross	1,368	2,111
Consumer Portfolio Segment [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	101,256	109,039
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	27,674	30,501
Percent Of Non US Mortgages With Loan To Value Ratios Greater Than 90 Percent Covered By Third Party Mortgage Insurance	22.00%
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member] | Less than 80%
Credit Quality Indicators
Loans and leases receivable, Gross	15,640	17,224
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member] | 80% to 95%
Credit Quality Indicators
Loans and leases receivable, Gross	4,647	5,130
Consumer Portfolio Segment [Member] | Non US residential mortgages [Member] | Greater than 95%
Credit Quality Indicators
Loans and leases receivable, Gross	7,387	8,147
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	10,098	13,677
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member] | Score 671 or Higher
Credit Quality Indicators
Loans and leases receivable, Gross	6,026	8,310
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member] | Score 626 to 670
Credit Quality Indicators
Loans and leases receivable, Gross	2,183	2,855
Consumer Portfolio Segment [Member] | Non US installment and revolving credit [Member] | Score 625 or Less
Credit Quality Indicators
Loans and leases receivable, Gross	1,889	2,512
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	55,258	55,854
Number Of Consumer Financing Receivable Customers Across US Including Private Label Credit Card And Sales Financing	60,000,000
Percentage of customers with no metropolitan statistical area	6.00%
Percentage Of US Consumer Financing Receivables Related To Credit Cards Loans	65.00%
Percentage Of US Consumer Financing Receivables Related To Sales Finance Receivables	35.00%
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member] | Score 661 or Higher
Credit Quality Indicators
Loans and leases receivable, Gross	39,998	40,079
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member] | Score 601 to 660
Credit Quality Indicators
Loans and leases receivable, Gross	11,051	11,142
Consumer Portfolio Segment [Member] | US installment and revolving credit [Member] | Score 600 or Less
Credit Quality Indicators
Loans and leases receivable, Gross	4,209	4,633
Consumer Portfolio Segment [Member] | Non US auto [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	1,588	2,054
Consumer Portfolio Segment [Member] | Non US auto [Member] | Score 671 or Higher
Credit Quality Indicators
Loans and leases receivable, Gross	1,274	1,395
Consumer Portfolio Segment [Member] | Non US auto [Member] | Score 626 to 670
Credit Quality Indicators
Loans and leases receivable, Gross	152	373
Consumer Portfolio Segment [Member] | Non US auto [Member] | Score 625 or Less
Credit Quality Indicators
Loans and leases receivable, Gross	162	286
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	6,638	6,953
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, High [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	470	501
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Medium [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	325	315
Consumer Portfolio Segment [Member] | Consumer Other Financing Receivable [Member] | Secured Financing Receivables Portfolio [Member] | Risk Level, Low [Member]
Credit Quality Indicators
Loans and leases receivable, Gross	$ 5,843	$ 6,137
Consumer Portfolio Segment [Member] | UNITED KINGDOM | Non US residential mortgages [Member]
Credit Quality Indicators
Reindexed Loan To Value Ratios Of Non US Mortgages	71.00%
Consumer Portfolio Segment [Member] | FRANCE | Non US residential mortgages [Member]
Credit Quality Indicators
Reindexed Loan To Value Ratios Of Non US Mortgages	56.00%