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Cash And Cash Equivalents And Restricted Cash
 12 Months Ended
Sep. 30, 2021
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]  
Cash And Cash Equivalents And Restricted Cash CASH AND CASH EQUIVALENTS AND RESTRICTED CASH
Table 15.1: Details of Cash and Cash Equivalents and Restricted Cash
As of September 30,
20212020
(in thousands)
Cash and cash equivalents$135,061 $71,737 
Restricted cash (1)21,509 16,824 
Cash, cash equivalents, and restricted cash$156,570 $88,561 
(1)Restricted cash is recorded within "Prepaid expenses and other current assets" on the Consolidated Balance Sheets.
Table 15.2: Supplemental Disclosures of Cash Flow Information
For the Year Ended September 30,
202120202019
(in thousands)
Interest payments$14,539 $1,600 $2,500 
Income tax payments99,899 89,100 69,200