Supplemental Information About The Credit Quality Of Financing Receivables And Allowance For Losses On Financing Receivables (Impaired Loans) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Impaired Loans
Total impaired loans	$ 9,467		$ 10,740
Allowance for losses (specific reserves)	775		969
Financing Receivables And Allowance For Losses [Abstract]
Non-impaired financing receivables	237,384		247,467
General reserves	4,380		4,209
Total impaired loans	9,467		10,740
Allowance for losses (specific reserves)	775		969
No Related Allowance [Member]
Impaired Loans
Total impaired loans	5,454		5,500
Unpaid principal balance	8,291		8,461
Average investment during the period	5,678		6,455
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	5,454		5,500
Related Allowance [Member]
Impaired Loans
Total impaired loans	4,013		5,240
Unpaid principal balance	4,716		6,027
Allowance for losses (specific reserves)	775		969
Average investment during the period	4,592		5,892
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	4,013		5,240
Allowance for losses (specific reserves)	775		969
Commercial Portfolio Segment [Member]
Impaired Loans
Total impaired loans	3,781		3,892
Allowance for losses (specific reserves)	223		328
Average investment during the period	3,882		4,445
Interest income recognized	91	112	218
Interest income recognized on a cash basis		36	60
Insignificant Amount Of Impaired Financing Receivable Interest Income Cash Basis Method	0
Financing Receivables And Allowance For Losses [Abstract]
Non-impaired financing receivables	120,816		125,377
General reserves	669		677
Total impaired loans	3,781		3,892
Allowance for losses (specific reserves)	223		328
Commercial Portfolio Segment [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	3,029		2,776
Unpaid principal balance	5,487		5,272
Average investment during the period	2,943		3,299
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	3,029		2,776
Commercial Portfolio Segment [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	752		1,116
Unpaid principal balance	1,169		1,572
Allowance for losses (specific reserves)	223		328
Average investment during the period	939		1,146
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	752		1,116
Allowance for losses (specific reserves)	223		328
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	1		0
Unpaid principal balance	1		0
Average investment during the period	6		0
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	1		0
Commercial Portfolio Segment [Member] | Energy Financial Services Financing Receivables [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	76		4
Unpaid principal balance	76		4
Allowance for losses (specific reserves)	15		1
Average investment during the period	35		2
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	76		4
Allowance for losses (specific reserves)	15		1
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	48		0
Unpaid principal balance	48		0
Average investment during the period	16		0
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	48		0
Commercial Portfolio Segment [Member] | GECAS Financing Receivables [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	10		0
Unpaid principal balance	10		0
Allowance for losses (specific reserves)	3		0
Average investment during the period	25		1
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	10		0
Allowance for losses (specific reserves)	3		0
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	0		2
Unpaid principal balance	0		3
Average investment during the period	1		9
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	0		2
Commercial Portfolio Segment [Member] | Other Financing Receivables [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	0		4
Unpaid principal balance	0		4
Allowance for losses (specific reserves)	0		0
Average investment during the period	1		5
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	0		4
Allowance for losses (specific reserves)	0		0
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member]
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	362
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Troubled Debt Restructuring [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	1,579		1,770
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	1,806		1,670
Unpaid principal balance	2,302		2,187
Average investment during the period	1,756		2,154
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	1,806		1,670
Commercial Portfolio Segment [Member] | Americas CLL Financing Receivables [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	238		417
Unpaid principal balance	336		505
Allowance for losses (specific reserves)	50		96
Average investment during the period	304		509
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	238		417
Allowance for losses (specific reserves)	50		96
Commercial Portfolio Segment [Member] | GE International [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	1,174		1,104
Unpaid principal balance	3,136		3,082
Average investment during the period	1,164		1,136
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	1,174		1,104
Commercial Portfolio Segment [Member] | GE International [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	428		691
Unpaid principal balance	747		1,059
Allowance for losses (specific reserves)	155		231
Average investment during the period	574		629
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	428		691
Allowance for losses (specific reserves)	155		231
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member]
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	599
Loans Modified As Troubled Debt Restructuring That Have Subsequently Experienced Payment Default	27	87
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Troubled Debt Restructuring [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	2,698		2,961
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	2,980		2,774
Unpaid principal balance	5,438		5,269
Average investment during the period	2,920		3,290
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	2,980		2,774
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	666		1,108
Unpaid principal balance	1,083		1,564
Allowance for losses (specific reserves)	205		327
Average investment during the period	878		1,138
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	666		1,108
Allowance for losses (specific reserves)	205		327
Commercial Portfolio Segment [Member] | CLL Financing Receivables [Member] | Modifications Classified As TDRs In Last Twelve Months [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	1,283	1,961
Commercial Real Estate Portfolio Segment [Member]
Impaired Loans
Total impaired loans	2,991		3,860
Allowance for losses (specific reserves)	38		74
Average investment during the period	3,505		4,746
Interest income recognized	34	110	187
Interest income recognized on a cash basis		90	135
Changes In Loans Modified As Troubled Debt Restructurings	531
Loans Modified As Troubled Debt Restructuring That Have Subsequently Experienced Payment Default	215	65
Insignificant Amount Of Impaired Financing Receivable Interest Income Cash Basis Method	0
Financing Receivables And Allowance For Losses [Abstract]
Non-impaired financing receivables	16,808		16,039
General reserves	124		118
Total impaired loans	2,991		3,860
Allowance for losses (specific reserves)	38		74
Commercial Real Estate Portfolio Segment [Member] | Troubled Debt Restructuring [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	2,829		3,625
Commercial Real Estate Portfolio Segment [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	2,337		2,615
Unpaid principal balance	2,668		3,036
Average investment during the period	2,626		3,058
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	2,337		2,615
Commercial Real Estate Portfolio Segment [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	654		1,245
Unpaid principal balance	803		1,507
Allowance for losses (specific reserves)	38		74
Average investment during the period	879		1,688
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	654		1,245
Allowance for losses (specific reserves)	38		74
Commercial Real Estate Portfolio Segment [Member] | Modifications Classified As TDRs In Last Twelve Months [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	1,349	2,858
Consumer Portfolio Segment [Member]
Impaired Loans
Total impaired loans	2,695		2,988
Allowance for losses (specific reserves)	514		567
Average investment during the period	2,883		3,156
Interest income recognized	91	112	221
Interest income recognized on a cash basis		1	3
Changes In Loans Modified As Troubled Debt Restructurings	560
Loans Modified As Troubled Debt Restructuring That Have Subsequently Experienced Payment Default	80	158
Insignificant Amount Of Impaired Financing Receivable Interest Income Cash Basis Method	1
Financing Receivables And Allowance For Losses [Abstract]
Non-impaired financing receivables	99,760		106,051
General reserves	3,587		3,414
Total impaired loans	2,695		2,988
Allowance for losses (specific reserves)	514		567
Consumer Portfolio Segment [Member] | Troubled Debt Restructuring [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	2,586		2,874
Consumer Portfolio Segment [Member] | No Related Allowance [Member]
Impaired Loans
Total impaired loans	88		109
Unpaid principal balance	136		153
Average investment during the period	109		98
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	88		109
Consumer Portfolio Segment [Member] | Related Allowance [Member]
Impaired Loans
Total impaired loans	2,607		2,879
Unpaid principal balance	2,744		2,948
Allowance for losses (specific reserves)	514		567
Average investment during the period	2,774		3,058
Financing Receivable, Modifications, Recorded Investment	2,607
Financing Receivables And Allowance For Losses [Abstract]
Total impaired loans	2,607		2,879
Allowance for losses (specific reserves)	514		567
Consumer Portfolio Segment [Member] | Modifications Classified As TDRs In Last Twelve Months [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	1,150	1,688
Consumer Portfolio Segment [Member] | Consumer Other Portfolio [Member]
Impaired Loans
Unpaid principal balance	2,744
Allowance for losses (specific reserves)	26
Average investment during the period	2,774
Financing Receivables And Allowance For Losses [Abstract]
Allowance for losses (specific reserves)	26
Consumer Portfolio Segment [Member] | Consumer Other Portfolio [Member] | Impaired Loans [Member]
Impaired Loans
Unpaid principal balance	2,880
Consumer Portfolio Segment [Member] | Consumer Other Portfolio [Member] | No Related Allowance [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	88
Consumer Portfolio Segment [Member] | Consumer Other Portfolio [Member] | Related Allowance [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	244
Consumer Portfolio Segment [Member] | Remaining Consumer Business [Member]
Impaired Loans
Allowance for losses (specific reserves)	488
Financing Receivables And Allowance For Losses [Abstract]
Allowance for losses (specific reserves)	488
Consumer Portfolio Segment [Member] | Remaining Consumer Business [Member] | Related Allowance [Member]
Impaired Loans
Financing Receivable, Modifications, Recorded Investment	2,363
Consumer Portfolio Segment [Member] | Non US Consumer [Member]
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	324
Consumer Portfolio Segment [Member] | Credit Card Loans [Member]
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	$ 236