|
Debt ST and LT Debt (Details)
In Millions, unless otherwise specified |
3 Months Ended | 3 Months Ended | 3 Months Ended | 3 Months Ended | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Mar. 31, 2012
USD ($)
|
Mar. 31, 2011
USD ($)
|
Dec. 31, 2011
USD ($)
|
Mar. 31, 2012
Automotive [Member]
USD ($)
|
Dec. 31, 2011
Automotive [Member]
USD ($)
|
Mar. 31, 2012
Automotive [Member]
Level 2 [Member]
USD ($)
|
Dec. 31, 2011
Automotive [Member]
Level 2 [Member]
USD ($)
|
Mar. 31, 2012
Automotive [Member]
Level 3 [Member]
USD ($)
|
Dec. 31, 2011
Automotive [Member]
Level 3 [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Medium-Term Note Facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Medium-Term Note Facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Sydicated warehouse facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Sydicated warehouse facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Lease funding facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Lease funding facility [Member]
CAD
|
Dec. 31, 2011
GM Financial [Member]
Lease funding facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Bank Funding Facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Bank Funding Facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
US Lease Warehouse Facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 1 [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 1 [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 2 [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 2 [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 2 [Member]
Sydicated warehouse facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 2 [Member]
Sydicated warehouse facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 2 [Member]
Lease funding facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 2 [Member]
Lease funding facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 2 [Member]
Bank Funding Facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 2 [Member]
Bank Funding Facility [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 3 [Member]
USD ($)
|
Mar. 31, 2012
GM Financial [Member]
Level 3 [Member]
Medium-Term Note Facility [Member]
USD ($)
|
Dec. 31, 2011
GM Financial [Member]
Level 3 [Member]
Medium-Term Note Facility [Member]
USD ($)
|
|
| Short term debt and long term debt [Line Items] | ||||||||||||||||||||||||||||||||||
| Short-term debt and current portion of long-term debt | $ 1,557 | $ 1,682 | $ 3,793 | $ 4,118 | ||||||||||||||||||||||||||||||
| Long-term debt | 3,828 | 3,613 | 5,046 | 4,420 | ||||||||||||||||||||||||||||||
| Total Debt | 5,385 | 5,295 | 8,839 | 8,538 | ||||||||||||||||||||||||||||||
| Debt, fair value | 5,865 | 5,467 | 4,700 | 4,400 | 1,200 | 1,100 | 8,938 | 8,556 | ||||||||||||||||||||||||||
| Repayments of Debt | 39 | |||||||||||||||||||||||||||||||||
| Extinguishment of Debt, Amount | 21 | |||||||||||||||||||||||||||||||||
| Gains (Losses) on Extinguishment of Debt | 18 | 0 | 18 | |||||||||||||||||||||||||||||||
| Credit facilities, carrying amount | 779 | 1,099 | 254 | 294 | 277 | 621 | 248 | 248 | 181 | 0 | 3 | 0 | ||||||||||||||||||||||
| Credit facilities, fair value | 779 | 1,099 | 277 | 621 | 248 | 181 | 0 | 3 | 254 | 294 | ||||||||||||||||||||||||
| Other securitization notes payable | 6,820 | 6,938 | ||||||||||||||||||||||||||||||||
| Securitization notes payable, carrying amount | 7,559 | 6,938 | ||||||||||||||||||||||||||||||||
| Private securitization | 739 | |||||||||||||||||||||||||||||||||
| Securitization notes payable, fair value | 7,628 | 6,946 | 6,884 | 6,946 | 744 | |||||||||||||||||||||||||||||
| Senior notes and convertible senior notes | 501 | 501 | ||||||||||||||||||||||||||||||||
| Senior notes and convertible senior notes, fair value | 531 | 511 | ||||||||||||||||||||||||||||||||
| Facility Amount | 2,000 | 600 | 600 | 600 | ||||||||||||||||||||||||||||||
| Assets Pledged as Collateral | 215 | 209 | 1,016 | 276 | 367 | 373 | 0 | |||||||||||||||||||||||||||
| Restricted Cash Pledged | 93 | 84 | 7 | 2 | 0 | |||||||||||||||||||||||||||||
| Cash Collected on Finance Receivables Pledged | $ 29 | |||||||||||||||||||||||||||||||||
| Line of Credit Facility, Expiration Date | October 2016 | January 2013 | ||||||||||||||||||||||||||||||||