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Employee Benefit Plans (Details 9) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]      
Republic Contributions to Plan $ 45.5 $ 48.7 $ 50.4
Central States, Southeast and Southwest Areas Pension Fund [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Pension plan EIN 36-6044243    
Pension protection act zone status   Critical Critical
Funding improvement or rehabilitation plan status pending / implemented Implemented    
Republic Contributions to Plan 3.5 3.9 4.1
Surcharge Imposed No    
Local 731 Private Scavengers And Garage Attendants Pension Trust Fund [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Pension plan EIN 36-6513567    
Pension protection act zone status   Endangered Endangered
Funding improvement or rehabilitation plan status pending / implemented Implemented    
Republic Contributions to Plan 6.3 3.4 3.2
Surcharge Imposed No    
Western Conference of Teamsters Pension Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Pension plan EIN 91-6145047    
Pension protection act zone status   Safe Safe
Funding improvement or rehabilitation plan status pending / implemented No    
Republic Contributions to Plan 26.7 31.6 32.6
Surcharge Imposed No    
Individually Significant Plans [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Republic Contributions to Plan 36.5 38.9 39.9
All Other Plans [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Republic Contributions to Plan $ 9.0 $ 9.8 $ 10.5