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Leases - (Balance Sheet Classification) (Details)
$ in Thousands
Sep. 30, 2019
USD ($)
Leases [Abstract]  
Operating lease right-of-use asset $ 77,259
Operating lease current liabilities 22,122
Operating lease non-current liabilities 57,581
Finance lease right-of-use asset 10,724
Finance lease current liabilities 10,261
Finance lease non-current liabilities $ 493