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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Parentheticals) - USD ($)
$ in Thousands
Sep. 30, 2019
Sep. 30, 2018
Current assets:    
Cash and cash equivalents $ 218,349 $ 150,274
Restricted cash (included in other current assets) 1,407 827
Total cash, cash equivalents and restricted cash $ 219,756 $ 151,101