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Employee Benefit Plans (Details 10) (Limited Partnerships [Member], USD $)
In Millions, unless otherwise specified |
12 Months Ended |
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Dec. 31, 2011
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Limited Partnerships [Member]
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| Changes in the fair value of the Plan's investment in Level 3 assets | |
| Balance, beginning of the year | $ 0.5 |
| Purchases, sales, issuances and settlements, (net) | (0.1) |
| Balance, end of the year | $ 0.4 |
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- Details
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- Definition
This element represents purchases, sales, issuances, and settlements (net) which have taken place during the period in relation to assets measured at fair value on a recurring basis using unobservable inputs (Level 3). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents an asset measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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