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Equity Affiliates - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended9 Months Ended
Sep. 30, 2011
Sep. 30, 2011
Schedule of Equity Method Investments [Line Items]  
Threshold for reporting equity method investments$ 5$ 5
Proceeds from sale of interest in equity affiliates 136
Gain on sale of equity investments6060
Equity Method Investments
  
Schedule of Equity Method Investments [Line Items]  
Gain on sale of equity investments 60
Equity Method Investments | GETRAG Corporation
  
Schedule of Equity Method Investments [Line Items]  
Percentage of divestitures equity interest49.00%49.00%
Equity Method Investments | Getrag Dana Holding GmbH
  
Schedule of Equity Method Investments [Line Items]  
Percentage of divestitures equity interest42.00%42.00%
Equity Method Investments | GETRAG entities
  
Schedule of Equity Method Investments [Line Items]  
Proceeds from sale of interest in equity affiliates $ 136