|
Commitments and Contingencies (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended |
|---|---|
|
Mar. 31, 2013
|
|
|
Mr. and Ms. Thomas [Member]
|
|
| Related Party Transaction [Line Items] | |
| Cash payments remained to be paid | $ 1.0 |
| Share based Compensation due to accelerated vesting | 1.5 |
|
Mr. Thomas [Member]
|
|
| Related Party Transaction [Line Items] | |
| Cash payouts to be made under separation agreements | 0.8 |
|
Ms. Thomas [Member]
|
|
| Related Party Transaction [Line Items] | |
| Cash payouts to be made under separation agreements | $ 0.4 |