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Leases - Additional Information (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2019
USD ($)
Option
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2011
Lessee Lease Description [Line Items]        
Lease renewal term, operating lease       10 years
Lease not yet commenced, future payments $ 133.0      
Rent expense under ASC 840   $ 9.2 $ 7.9  
Real Estate and Equipment        
Lessee Lease Description [Line Items]        
Lease renewal term, operating lease 20 years      
Description of option to extend the lease Many of the Company’s leases include options to extend the leases on a month to month basis or for set periods for up to 20 years.      
Operating lease, existense of option to extend true      
Description of option to terminate the lease Many leases also include options to terminate the leases within one year or per other contractual terms.      
Lessee, operating lease, existence of option to terminate true      
Real Estate and Equipment | Minimum        
Lessee Lease Description [Line Items]        
Remaining lease term, operating lease 1 year      
Real Estate and Equipment | Maximum        
Lessee Lease Description [Line Items]        
Remaining lease term, operating lease 20 years      
Operating lease, options to terminate lease term 1 year      
Corporate Offices        
Lessee Lease Description [Line Items]        
Initial term of operating lease not yet commenced 20 years      
Lease not yet commenced, option to extend true      
Lease not yet commenced, option to extend description renewal option for two 10-year terms at prevailing market rates.      
Operating lease not yet commenced, renewal term 10 years      
Operating lease not yet commenced, number of renewal option | Option 2      
Corporate Offices | Cincinnati, Ohio        
Lessee Lease Description [Line Items]        
Lease not yet commenced, future payments $ 124.0