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	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Impaired Loans
Short-term modifications not classified as TDR	$ 45ge_ShortTermModifications
GECC
Impaired Loans
Recorded investment in loans	7,147	10,740
Allowance for losses (specific reserves)	578	969
Non-impaired financing receivables	234,946	247,467
General reserves	4,497	4,209
GECC \| Discounted Cash Flow
Impaired Loans
Recorded investment in loans	3,994	5,558
GECC \| Collateral Value Method
Impaired Loans
Recorded investment in loans	3,153	5,182
GECC \| No Related Allowance
Impaired Loans
Recorded investment in loans	4,367	5,500
Unpaid principal balance	6,821	8,461
Average investment in loans	5,244	6,455
GECC \| Related Allowance
Impaired Loans
Recorded investment in loans	2,780	5,240
Unpaid principal balance	3,675	6,027
Average investment in loans	3,990	5,892
Allowance for losses (specific reserves)	578	969
GECC \| Commercial
Impaired Loans
Recorded investment in loans	3,095	3,892
Average investment in loans	3,596	4,445
Allowance for losses (specific reserves)	145	328
Interest income recognized	178	218
Interest income recognized on a cash basis	0	60
Non-impaired financing receivables	118,381	125,377
General reserves	758	677
GECC \| Commercial \| No Related Allowance
Impaired Loans
Recorded investment in loans	2,674	2,776
Unpaid principal balance	4,788	5,272
Average investment in loans	2,839	3,299
GECC \| Commercial \| Related Allowance
Impaired Loans
Recorded investment in loans	421	1,116
Unpaid principal balance	1,140	1,572
Average investment in loans	757	1,146
Allowance for losses (specific reserves)	145	328
GECC \| Commercial \| Other Financing Receivables [Member] \| No Related Allowance
Impaired Loans
Recorded investment in loans	0	2
Unpaid principal balance	0	3
Average investment in loans	0	9
GECC \| Commercial \| Other Financing Receivables [Member] \| Related Allowance
Impaired Loans
Recorded investment in loans	0	4
Unpaid principal balance	0	4
Average investment in loans	1	5
Allowance for losses (specific reserves)	0	0
GECC \| Real Estate
Impaired Loans
Recorded investment in loans	1,872	3,860
Average investment in loans	2,971	4,746
Allowance for losses (specific reserves)	25	74
Interest income recognized	56	187
Interest income recognized on a cash basis	0	135
Changes In Loans Modified As Troubled Debt Restructurings	672
Loans Modified As Troubled Debt Restructuring That Have Subsequently Experienced Payment Default	252	197
Non-impaired financing receivables	17,925	16,039
General reserves	136	118
GECC \| Real Estate \| Troubled Debt Restructuring
Impaired Loans
Total impaired loans	1,757	3,625
GECC \| Real Estate \| No Related Allowance
Impaired Loans
Recorded investment in loans	1,555	2,615
Unpaid principal balance	1,854	3,036
Average investment in loans	2,285	3,058
GECC \| Real Estate \| Related Allowance
Impaired Loans
Recorded investment in loans	317	1,245
Unpaid principal balance	443	1,507
Average investment in loans	686	1,688
Allowance for losses (specific reserves)	25	74
GECC \| Real Estate \| Modifications Classified As TDRs In Last Twelve Months
Impaired Loans
Total impaired loans	672	1,595
GECC \| Consumer
Impaired Loans
Recorded investment in loans	2,180	2,988
Average investment in loans	2,667	3,156
Allowance for losses (specific reserves)	408	567
Interest income recognized	126	221
Interest income recognized on a cash basis	5	3
Changes In Loans Modified As Troubled Debt Restructurings	981
Loans Modified As Troubled Debt Restructuring That Have Subsequently Experienced Payment Default	102	266
Non-impaired financing receivables	98,640	106,051
General reserves	3,603	3,414
GECC \| Consumer \| Troubled Debt Restructuring
Impaired Loans
Total impaired loans	2,132	2,874
GECC \| Consumer \| No Related Allowance
Impaired Loans
Recorded investment in loans	138	109
Unpaid principal balance	179	153
Average investment in loans	120	98
GECC \| Consumer \| Related Allowance
Impaired Loans
Recorded investment in loans	2,042	2,879
Unpaid principal balance	2,092	2,948
Average investment in loans	2,547	3,058
Allowance for losses (specific reserves)	408	567
GECC \| Consumer \| Modifications Classified As TDRs In Last Twelve Months
Impaired Loans
Total impaired loans	981	1,441
GECC \| Consumer \| Impaired Loans
Impaired Loans
Unpaid principal balance	2,271
GECC \| Consumer \| Remaining Consumer Business
Impaired Loans
Allowance for losses (specific reserves)	401
GECC \| Consumer \| Remaining Consumer Business \| Related Allowance
Impaired Loans
Total impaired loans	1,972
GECC \| Consumer \| Non US Consumer
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	506
GECC \| Consumer \| Credit Card Loans
Impaired Loans
Changes In Loans Modified As Troubled Debt Restructurings	475
GECC \| Consumer \| Consumer Other Portfolio [Member]
Impaired Loans
Allowance for losses (specific reserves)	7
GECC \| Consumer \| Consumer Other Portfolio [Member] \| Related Allowance
Impaired Loans
Total impaired loans	70
GECC \| CLL Americas \| Impaired Loans \| Troubled Debt Restructuring
Impaired Loans
Total impaired loans	1,031	1,770
GECC \| Total CLL \| Impaired Loans \| Troubled Debt Restructuring
Impaired Loans
Total impaired loans	$ 1,869	$ 2,961

Loans that were modified as troubled debt restructurings during the period.

No definition available.

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- Definition

Reflects the amount of interest income on impaired and nonperforming loans that was recognized as income during the reporting period.

+ References

No definition available.

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- Definition

Financing receivable amounts that are not impaired at the end of the period.

+ References

No definition available.

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- Definition

Loans that were modified by troubled debt restructurings that experienced a payment default after being classified as a troubled debt restructuring.

+ References

No definition available.

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- Definition

Short-term modification of consumer loans for borrowers that are not classified as TDRs.

+ References

No definition available.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953423-111524

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- Definition

The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 40

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5212-111524

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=35738203&loc=d3e5258-111524

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- Definition

Amount of interest income recognized on a cash-basis method of accounting that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

+ References

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=35738203&loc=SL6953550-111524

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- Definition

Amount of allowance for credit losses related to recorded investment.

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- Definition

Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses.

+ References

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