|
Equity-Based Compensation - Summary of Company's Equity Award Programs (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
|
12 Months Ended |
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Vesting of restricted share units, Number of Shares |
(11.3) |
|
|
| Net share settlement, Number of Shares |
(3.5) |
|
|
| Vesting of restricted share units, Number of Shares |
(11.3) |
|
|
| Vesting of restricted share units, Weighted Average Grant Date Fair Value |
$ 0.06 |
|
|
|
Partnership Restricted Equity Units (Class A-2 Units) [Member]
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Beginning Balance, Number of Shares |
102.2 |
93.0 |
99.5 |
| Granted at fair market value, Number of Shares |
18.0 |
11.2 |
1.7 |
| Forfeited, Number of Shares |
(0.7) |
(0.1) |
(6.0) |
| Net share settlement, Number of Shares |
(11.7) |
(1.9) |
(2.2) |
| Ending Balance, Number of Shares |
107.8 |
102.2 |
93.0 |
| Beginning Balance, Weighted Average Grant Date Fair Value |
$ 2.08 |
$ 2.27 |
$ 2.20 |
| Granted at fair market value, Weighted Average Grant Date Fair Value |
$ 0.06 |
$ 0.11 |
$ 0.47 |
| Net share settlement, Weighted Average Grant Date Fair Value |
$ 0.06 |
$ 0.11 |
$ 0.88 |
| Forfeited, Weighted Average Grant Date Fair Value |
$ 0.06 |
$ 0.11 |
$ 1.12 |
| Ending Balance, Weighted Average Grant Date Fair Value |
$ 1.97 |
$ 2.08 |
$ 2.27 |
|
Worldwide Equity Plan [Member]
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Beginning Balance, Number of Shares |
1.6 |
1.9 |
|
| Granted at fair market value, Number of Shares |
|
|
2.6 |
| Vesting of restricted share units, Number of Shares |
8.3 |
0.2 |
|
| Net share settlement, Number of Shares |
(3.5) |
(0.5) |
(0.7) |
| Ending Balance, Number of Shares |
6.4 |
1.6 |
1.9 |
| Beginning Balance, Weighted Average Grant Date Fair Value |
$ 1.85 |
$ 1.85 |
|
| Granted at fair market value, Weighted Average Grant Date Fair Value |
|
|
$ 1.85 |
| Vesting of restricted share units, Number of Shares |
8.3 |
0.2 |
|
| Net share settlement, Weighted Average Grant Date Fair Value |
$ 0.37 |
$ 1.85 |
$ 1.85 |
| Vesting of restricted share units, Weighted Average Grant Date Fair Value |
$ 0.37 |
$ 1.85 |
|
| Ending Balance, Weighted Average Grant Date Fair Value |
$ 1.45 |
$ 1.85 |
$ 1.85 |
|
Worldwide Equity Plan [Member] | Stock Options [Member]
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Granted at fair market value, Number of Shares/Options |
2.0 |
|
|
| Granted at fair market value, Weighted Average Grant Date Fair Value |
|
|
|
| Vesting of restricted share units, Number of Shares/Options |
|
|
|
| Net share settlement, Number of Shares/Options |
|
|
|
| Forfeited, Number of Shares/Options |
|
|
|
| Ending Balance, Number of Shares/Options |
2.0 |
|
|
| Granted at fair market value, Weighted Average Grant Date Fair Value |
$ 0.12 |
|
|
| Forfeited, Weighted Average Grant Date Fair Value |
|
|
|
| Net share settlement, Weighted Average Grant Date Fair Value |
|
|
|
| Forfeited, Weighted Average Grant Date Fair Value |
|
|
|
| Ending Balance, Weighted Average Grant Date Fair Value |
$ 0.12 |
|
|
|
Worldwide Equity Plan [Member] | Restricted Share Units [Member]
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Beginning Balance, Number of Shares |
0.5 |
0.8 |
0.8 |
| Granted at fair market value, Number of Shares |
50.8 |
|
0.8 |
| Forfeited/cancelled , Number of Shares |
(1.2) |
|
|
| Forfeited, Number of Shares |
|
(0.1) |
|
| Vesting of restricted share units, Number of Shares |
(8.3) |
(0.2) |
|
| Ending Balance, Number of Shares |
41.8 |
0.5 |
0.8 |
| Beginning Balance, Weighted Average Grant Date Fair Value |
$ 1.85 |
$ 1.85 |
|
| Granted at fair market value, Weighted Average Grant Date Fair Value |
$ 0.37 |
|
$ 1.85 |
| Vesting of restricted share units, Number of Shares |
(8.3) |
(0.2) |
|
| Forfeited, Weighted Average Grant Date Fair Value |
$ 0.37 |
$ 1.85 |
|
| Vesting of restricted share units, Weighted Average Grant Date Fair Value |
$ 0.37 |
$ 1.85 |
|
| Ending Balance, Weighted Average Grant Date Fair Value |
$ 0.39 |
$ 1.85 |
$ 1.85 |