v2.4.0.6

Commitments and Contingencies (Details Textual) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2011 CoinvestmentVenture | Dec. 31, 2009 | Dec. 31, 2010
Commitments and Contingencies (Textual) [Abstract] |  |  |
Outstanding performance and surety bonds | $ 27,600,000 |  | $ 38,100,000
Guaranteed Debt | 6,900,000 |  |
Settlement cost of previous acquisition |  | 13,000,000 |
Previous acquisition settlement liability | 7,800,000 |  |
Number of unconsolidated co-investment venture | 1 |  |
Potential future legal settlement | 600,000 |  |
Total damages | $ 200,000,000 |  |
Maximum [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Operating leases lease term | 61 years |  |
Minimum [Member] |  |  |
Operating Leased Assets [Line Items] |  |  |
Operating leases lease term | 1 year |  |

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- Definition Guaranteed Debt + References No definition available. + Details
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- Definition Number of unconsolidated co-investment venture. + References No definition available. + Details
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- Definition Operating leases lease term. + References No definition available. + Details
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- Definition Outstanding performance and surety bonds. + References No definition available. + Details
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- Definition Potential future legal settlement. + References No definition available. + Details
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- Definition Previous acquisition settlement liability. + References No definition available. + Details
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- Definition Settlement cost of previous acquisition. + References No definition available. + Details
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- Definition The value (monetary amount) of the award the plaintiff seeks in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14435-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9 -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 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14557-108349 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 11 -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 10 -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 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 12 -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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