v2.4.0.6

Summary of Significant Accounting Policies (Other) (Details) In Thousands, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Jan. 31, 2010 Affiliated Entity [Member]
Consolidated Entities [Line Items] |  |  |
Equity Method Investment, Ownership Percentage |  |  | 50.00%
Earnings per share: |  |  |
Basic weighted average shares outstanding | 87,974 | 87,530 |
Potential dilutive effect | 0 | 457 |
Diluted weighted average shares outstanding | 87,974 | 87,987 |

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