XML 62 R53.htm IDEA: XBRL DOCUMENT v3.22.2
Revenue (Schedule of Uncollectible Amounts And Change in Expected Allowance for Credit Losses for Trade Accounts Receivable and Unbilled Receivables) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Revenue From Contract With Customer [Abstract]        
Balance, beginning $ 3,141 $ 7,522 $ 3,664 $ 8,359
Charged to costs and expenses, or sales allowance 356 581 783 1,709
Deductions (302) (4,367) (1,410) (6,375)
Other additions [1] (152) 95 6 138
Balance, ending $ 3,043 $ 3,831 $ 3,043 $ 3,831
[1]

Includes effects of foreign exchange rate changes during the period.