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Derivative Financial Instruments and Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2012
Derivative Financial Instruments and Fair Value Measurements [Abstract] |
Fair value measurements of derivative assets | The fair value measurements of the items recorded in our Consolidated Balance Sheets as of June 30, 2012 and December 31, 2011 were as follows:
|  |  |  |  | Fair Value Measurements Using |
|  | June 30, 2012 |  |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Assets |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale securities |  | $ | 0.4 |  |  | $ | 0.4 |  |  | $ | - |  |  | $ | - |
Deferred compensation plan assets |  |  | 52.5 |  |  |  | 52.5 |  |  |  | - |  |  |  | - |
|  | $ | 52.9 |  |  | $ | 52.9 |  |  | $ | - |  |  | $ | - |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency forward contracts |  | $ | 0.2 |  |  | $ | - |  |  | $ | 0.2 |  |  | $ | - |
|  | $ | 0.2 |  |  | $ | - |  |  | $ | 0.2 |  |  | $ | - |
|  |  |  |  | Fair Value Measurements Using |
|  | December 31, 2011 |  |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Assets |  |  |  |  |  |  |  |  |  |  |  |
Available-for-sale securities |  | $ | 0.4 |  |  | $ | 0.4 |  |  | $ | - |  |  | $ | - |
Deferred compensation plan assets |  |  | 45.2 |  |  |  | 45.2 |  |  |  | - |  |  |  | - |
|  | $ | 45.6 |  |  | $ | 45.6 |  |  | $ | - |  |  | $ | - |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency forward contracts |  | $ | 0.3 |  |  | $ | - |  |  | $ | 0.3 |  |  | $ | - |
|  | $ | 0.3 |  |  | $ | - |  |  | $ | 0.3 |  |  | $ | - |
The fair value of the Euro-denominated notes, which was estimated using Level 1 fair value measurements based on quoted market prices of our publicly traded debt, was $713.1 and $654.9 as of June 30, 2012 and December 31, 2011, respectively, compared to a carrying value of $696.3 and $647.6, respectively. The carrying value of other long-term debt approximates fair value.

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19190-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 6 -Footnote 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258 + Details
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