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Leases - Narrative (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Operating lease right-of-use assets $ 69,130  
Other accrued liabilities 25,365  
Other noncurrent liabilities $ 50,125  
Topic 842    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Operating lease right-of-use assets   $ 72,000
Other accrued liabilities   25,000
Other noncurrent liabilities   $ 47,000