Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - PPE, Insurance and Other (Details)

v3.20.4
Summary of Significant Accounting Policies - PPE, Insurance and Other (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Jan. 01, 2019
Leases        
Right of use assets $ 83,490 $ 87,134    
Lease liabilities 87,241      
Insurance receivables        
Insurance receivables 11,200 5,300    
Advertising        
Advertising expense $ 1,400 $ 1,700 $ 1,700  
Buildings and land improvements | Minimum        
Property and Equipment        
Estimated Useful Life (in years) 20 years      
Buildings and land improvements | Maximum        
Property and Equipment        
Estimated Useful Life (in years) 40 years      
Software | Minimum        
Property and Equipment        
Estimated Useful Life (in years) 3 years      
Software | Maximum        
Property and Equipment        
Estimated Useful Life (in years) 6 years      
Company vehicles | Minimum        
Property and Equipment        
Estimated Useful Life (in years) 3 years      
Company vehicles | Maximum        
Property and Equipment        
Estimated Useful Life (in years) 8 years      
Equipment | Minimum        
Property and Equipment        
Estimated Useful Life (in years) 6 years      
Equipment | Maximum        
Property and Equipment        
Estimated Useful Life (in years) 10 years      
Restatement Adjustment | Accounting Standards Update 2016-02        
Leases        
Right of use assets       $ 99,100
Lease liabilities       $ 101,600