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Share-Based Compensation Phantom Stock (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
12 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Feb. 25, 2009
Phantom Stock [Member]
2003 Plan [Member]
|
Dec. 31, 2013
Phantom Stock [Member]
2003 Plan [Member]
|
Dec. 31, 2012
Phantom Stock [Member]
2003 Plan [Member]
|
Dec. 31, 2011
Phantom Stock [Member]
2003 Plan [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
2003 Plan [Member]
Three-year graded vesting period [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
2003 Plan [Member]
Chief Executive Officer [Member]
|
Dec. 31, 2013
Phantom Stock [Member]
Time based plan and Performance-based plan [Member]
|
Dec. 31, 2012
Phantom Stock [Member]
Time based plan and Performance-based plan [Member]
|
Dec. 31, 2011
Phantom Stock [Member]
Time based plan and Performance-based plan [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
Time based plan [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
Performance-based plan [Member]
|
Jun. 30, 2009
Phantom Stock [Member]
Common Stock
2003 Plan [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
Common Stock
2003 Plan [Member]
|
Jun. 12, 2009
Phantom Stock [Member]
Maximum [Member]
2003 Plan [Member]
|
Feb. 25, 2009
Phantom Stock [Member]
Maximum [Member]
2003 Plan [Member]
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||||||||||||||||||
| Allocated Share-based Compensation Expense | $ 271.4 | $ 58.7 | $ 26.4 | $ 0 | $ 0 | $ 12.2 | ||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | 5,545,000 | 800,000 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 3,000,000 | 1,000,000 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number | 1,565,000 | 4,780,000 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years | |||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 21,000,000 | 11,000,000 | ||||||||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period | 0 | 0 | 5,262,000 | |||||||||||||||