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Fair Value Measurements (Details) (USD $) In Millions, unless otherwise specified | Jun. 30, 2012
--- | ---
Assets or liabilities recorded at fair value |
Deferred compensation plan | $ 13.0
Total | 50.5
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |
Assets or liabilities recorded at fair value |
Deferred compensation plan |
Total |
Significant Other Observable Inputs (Level 2) [Member] |
Assets or liabilities recorded at fair value |
Deferred compensation plan | 13.0
Total | 50.5
Significant Unobservable Inputs (Level 3) [Member] |
Assets or liabilities recorded at fair value |
Deferred compensation plan |
Total |
Cash Flow Swaps Designated as Hedges [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps | 33.8
Cash Flow Swaps Designated as Hedges [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps |
Cash Flow Swaps Designated as Hedges [Member] | Significant Other Observable Inputs (Level 2) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps | 33.8
Cash Flow Swaps Designated as Hedges [Member] | Significant Unobservable Inputs (Level 3) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps |
Cash Flow Swaps not Designated as Hedges [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps | 3.7
Cash Flow Swaps not Designated as Hedges [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps |
Cash Flow Swaps not Designated as Hedges [Member] | Significant Other Observable Inputs (Level 2) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps | 3.7
Cash Flow Swaps not Designated as Hedges [Member] | Significant Unobservable Inputs (Level 3) [Member] |
Assets or liabilities recorded at fair value |
Cash Flow Swaps |

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- Definition Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer). + References No definition available. + Details
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- Definition Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 17 -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. + Details
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- Definition This element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 + Details
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