|
Discontinued Operations - Operations Data for Discontinued Operations (Detail) (USD $)
In Millions, unless otherwise specified |
4 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
|
May 05, 2011
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Discontinued Operations And Disposal Groups [Abstract] | ||||
| Net revenue | $ 76 | |||
| Operating expenses | 86 | |||
| Operating loss before income taxes | (10) | |||
| Benefit for income taxes | 4 | |||
| Loss from discontinued operations, net of tax | (6) | (6) | ||
| Gain from disposal of discontinued operations, net of tax of $0 | 312 | 4 | 7 | 312 |
| Total income from discontinued operations, net of tax | $ 306 | $ 4 | $ 7 | |