Summary of Operating Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Segment Reporting Information [Line Items]
Revenues	$ 10,515	$ 11,468
Corporate items and eliminations revenues	886	757
Segment profit	2,094	2,053
GE provision for income taxes	(198)	(84)
Earnings (loss) from continuing operations	1,933	1,938
Earnings (loss) from discontinued operations, net of taxes	12	(120)
Consolidated net earnings attributable to the Company	1,945	1,818
Percent Increase Decrease In Revenues	(0.08%)
Percent increase decrease in Earnings (loss) from continuing operations	0.00%
Favorable Unfavorable Change In Earnings (loss) from discontinued operations, net of taxes	F
Percent increase decrease in net earnings attributable to the Company	0.07%
CLL [Member]
Segment Reporting Information [Line Items]
Revenues	3,582	3,507
Segment profit	564	398
Percent Increase Decrease In Revenues	0.02%
Percent Increase Decrease In Segment Profit	0.42%
Consumer [Member]
Segment Reporting Information [Line Items]
Revenues	3,602	3,825
Segment profit	786	534
Percent Increase Decrease In Revenues	(0.06%)
Percent Increase Decrease In Segment Profit	0.47%
Real Estate [Member]
Segment Reporting Information [Line Items]
Revenues	631	1,657
Segment profit	239	690
Percent Increase Decrease In Revenues	(0.62%)
Percent Increase Decrease In Segment Profit	(0.65%)
Energy Financial Services [Member]
Segment Reporting Information [Line Items]
Revenues	469	343
Segment profit	153	83
Percent Increase Decrease In Revenues	0.37%
Percent Increase Decrease In Segment Profit	0.84%
GECAS [Member]
Segment Reporting Information [Line Items]
Revenues	1,345	1,379
Segment profit	352	348
Percent Increase Decrease In Revenues	(0.02%)
Percent Increase Decrease In Segment Profit	0.01%
Total Segment Revenues [Member]
Segment Reporting Information [Line Items]
Revenues	9,629	10,711
Percent Increase Decrease In Revenues	(0.10%)
Percent Increase Decrease In Segment Profit	0.02%
Corporate Items And Eliminations [Member]
Segment Reporting Information [Line Items]
Segment profit	$ (161)	$ (115)
Percent Increase Decrease In Revenues	0.17%
Percent Increase Decrease In Segment Profit	(0.40%)

Revenues included in total consolidated revenues related to the corporate items and eliminations.

No definition available.

Name:	gecc_CorporateItemsAndEliminationsRevenues
Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Favorable Unfavorable Change In Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity

+ References

No definition available.

+ Details

Name:	gecc_FavorableUnfavorableChangeInIncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Namespace Prefix:	gecc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent increase decrease in Earnings (loss) from continuing operations

+ References

No definition available.

+ Details

Name:	gecc_PercentIncreaseDecreaseInIncomeLossFromContinuingOperations
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent Increase Decrease In Net Income Loss

+ References

No definition available.

+ Details

Name:	gecc_PercentIncreaseDecreaseInNetIncomeLoss
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent increase (decrease ) in revenues over prior year

+ References

No definition available.

+ Details

Name:	gecc_PercentIncreaseDecreaseInRevenues
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percent increase (decrease ) in OperatingIncomes over prior year

+ References

No definition available.

+ Details

Name:	gecc_PercentIncreaseDecreaseInSegmentProfit
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4613673-111683

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.13)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_IncomeLossFromContinuingOperations
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 45

-Paragraph 19

-URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683

+ Details

Name:	us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph h

-Article 4

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Income Tax Expense (or Benefit)

-URI http://asc.fasb.org/extlink&oid=6515339

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32639-109319

+ Details

Name:	us-gaap_IncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 20

-Article 9

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Other Comprehensive Income

-URI http://asc.fasb.org/extlink&oid=6519514

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Net Income

-URI http://asc.fasb.org/extlink&oid=6518256

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.19)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.18)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.22)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

Reference 9: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580

Reference 10: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 19

-Article 5

+ Details

Name:	us-gaap_NetIncomeLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

Name:	us-gaap_OperatingIncomeLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

Name:	us-gaap_Revenues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration