v2.3.0.11

Related Parties (Details) (Director [Member], USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2011 | Jun. 30, 2011
Related Party Transaction [Line Items] |  |
Related Party Transaction Amount of Assets Under Management in Defined Benefit Plans | $ 105,900,000 | $ 105,900,000
Related Party Transaction Amount of Assets in Defined Contributions Plans | 19,400,000 | 19,400,000
Related Party Transaction Percent of Assets in Defined Contribution Plan Assets | 6.40% | 6.40%
Defined Benefit Pension [Member] |  |
Related Party Transaction [Line Items] |  |
Related Party Transaction, Expenses from Transactions with Related Party | 0.1 | 100,000
Trinity [Member] |  |
Related Party Transaction [Line Items] |  |
Related Party Transaction, Amounts of Transaction | 110,900,000 | 110,900,000
Related Party Transaction, Expenses from Transactions with Related Party | $ 100,000 | $ 200,000

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + Details
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- Definition Amounts Invested in Defined Contribution Plan Mutual Fund Managed by a Director's Investment Advisory Firm + Details
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- Definition Amounts Invested in Defined Contribution Plan Mutual Fund Managed by a Director's Investment Advisory Frim, Percentage of Total Defined Contribution Plan Investments + Details
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- Definition Related Party Transaction Amount of Assets Under Management in Defined Benefit Plans + Details
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