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General - Recently Adopted Accounting Pronouncements (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Jan. 01, 2019
Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Operating lease assets $ 99,028    
Deferred rent liabilities $ (126,779)   $ (109,283)
ASU 2016-02      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Operating lease assets   $ 99,800  
Deferred rent liabilities   $ 10,700