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Basis Of Presentation (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Jul. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Operating lease right of use assets $ 83,845  
Lease liabilities $ 91,147  
ASU 2016-02 [Member]    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Operating lease right of use assets   $ 87,414
Lease liabilities   92,982
Cumulative effect of adoption of ASU   (439)
Retained Earnings [Member] | ASU 2016-02 [Member]    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Cumulative effect of adoption of ASU   $ (439)