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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Parentheticals) - USD ($)
$ in Thousands
Sep. 30, 2020
Sep. 30, 2019
Current assets:    
Cash and cash equivalents $ 587,643 $ 218,349
Restricted cash (included in other current assets) 52,191 1,407
Total cash, cash equivalents and restricted cash $ 639,834 $ 219,756