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Commitments and Contingencies (Details Textual) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2012
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Dec. 31, 2011
Employees
LegalMatter
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Dec. 31, 2010
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Dec. 31, 2009
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Dec. 31, 2008
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May 19, 2011
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Sep. 09, 2010
Plaintiffs
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Feb. 10, 2010
LegalMatter
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Dec. 23, 2009
Plaintiffs
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Oct. 13, 2009
Plaintiffs
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Oct. 08, 2008
Plaintiffs
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Sep. 24, 2008
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Jul. 03, 2008
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Aug. 17, 2007
Employees
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| Site Contingency [Line Items] | ||||||||||||||
| Remediation liability | $ 543.7 | $ 552.1 | $ 554.1 | $ 389.9 | ||||||||||
| Commitments and Contingencies (Textual) [Abstract] | ||||||||||||||
| Losses accrued related to legal proceedings | 114 | |||||||||||||
| Loss contingency additional potential liability | 109 | |||||||||||||
| Number of plaintiffs filed cases in the Tuscarawas County Ohio Court of Common Pleas | 600 | 82 | 700 | |||||||||||
| Actions consolidated in an order issued by court | 2 | |||||||||||||
| Amount of compensatory damages as relief requested | in excess of $25000 | |||||||||||||
| Counts of amended complaint | 3 | |||||||||||||
| Number of employees unlawfully fired | 3 | |||||||||||||
| Plaintiff alleges unlawfully fired in retaliation | Plaintiff alleges that he was unlawfully fired in retaliation for refusing to discharge or demote three employees who were all over 50 years old. | |||||||||||||
| Number of discharge or demote employees | 3 | |||||||||||||
| Total damage | 46.6 | |||||||||||||
| Punitive damages | 7.0 | 43.1 | ||||||||||||
| Pre-judgment interest | 0.3 | |||||||||||||
| Attorney fees and litigation costs | 1.1 | |||||||||||||
| Rate of post-judgment interest | 3.00% | 4.00% | 5.00% | 8.00% | ||||||||||
| Amount of post judgment interest in middle of 2012 | 9.5 | |||||||||||||
| Litigation Settlement, Expense | 11 | |||||||||||||
| Additional plaintiffs approximately filed suit in the Circuit Court | 2,550 | |||||||||||||
| Loss contingency class action lawsuit plaintiff criteria for Livingston matter | The court granted class certification for all those living within a six mile radius of the CECOS site between the years 1977 and 1990. | |||||||||||||
| Rent expense | 49.9 | 51.6 | 60.1 | |||||||||||
| Percentage of ownership interest in company | 19.90% | |||||||||||||
| Outstanding amount for land fill operations | 893.5 | 855.0 | ||||||||||||
| Reimbursement obligations on surety bonds | 45.0 | 45.0 | ||||||||||||
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Letter of credit [Member]
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| Site Contingency [Line Items] | ||||||||||||||
| Letter of credit | 950.2 | 1,037.5 | ||||||||||||
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Countywide Landfill [Member]
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| Site Contingency [Line Items] | ||||||||||||||
| Remediation liability | 56.8 | |||||||||||||
| Remainder Remediation liability till 2012 | 5.0 | |||||||||||||
| Damages sought | The relief requested on behalf of each plaintiff in the consolidated action is: (1) an award of compensatory damages according to proof in an amount in excess of $25,000 for each of the three counts of the amended complaint; (2) an award of punitive damages in the amount of two times compensatory damages, pursuant to applicable statute, or in such amount as may be awarded at trial for each of the three counts of the amended complaint; (3) costs for medical screening and monitoring of each plaintiff; (4) interest on the damages according to law; (5) costs and disbursements of the lawsuit; (6) reasonable fees for attorneys and expert witnesses; and (7) any other and further relief as the court deems just, proper and equitable. Plaintiffs filed an amended consolidated complaint on September 9, 2010, which no longer asserts a claim for medical monitoring | |||||||||||||
| Redemption loss range Minimum | 53 | |||||||||||||
| Redemption loss range Maximum | 74 | |||||||||||||
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Congress Development Landfill [Member]
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| Site Contingency [Line Items] | ||||||||||||||
| Remediation liability | 83.6 | |||||||||||||
| Remainder Remediation liability till 2012 | 7.4 | |||||||||||||
| Damages sought | In excess of $50 million | |||||||||||||
| Redemption loss range Minimum | 53 | |||||||||||||
| Redemption loss range Maximum | 154 | |||||||||||||
| Minimum damages sought | 50 | |||||||||||||
| Punitive damages minimum | $ 50 | |||||||||||||