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Leases - Additional Information (Details) - USD ($)
$ in Thousands
Jan. 01, 2019
Dec. 31, 2019
Dec. 31, 2018
Lessee, Lease, Description [Line Items]      
Operating lease, right-of-use asset $ 44,900 $ 41,754  
Present value of net future minimum lease payments 46,100 $ 42,815  
Deferred gain associated with sales leaseback transactions $ 5,900    
Weighted average remaining lease term   9 years 6 months  
Weighted average discount rate   3.47%  
2020     $ 8,000
2021     7,600
2022     5,400
2023     3,800
2024     3,400
After 2024     $ 10,700
T&L      
Lessee, Lease, Description [Line Items]      
Operating lease, right-of-use asset   $ 1,900