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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
 12 Months Ended
Sep. 30, 2022
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS AND RESERVES
FOR THE FISCAL YEARS ENDED SEPTEMBER 30, 2022, 2021 and 2020
 
Column AColumn BColumn CColumn D
(in thousands)Balances at
Beginning
of Year		Charges to
Costs and
Expenses		(Additions) Deductions
from
Reserves		Balances
at End
of Year
Fiscal Year ended September 30, 2022
Reserves and allowances deducted from asset accounts:
Reserves for uncollectible accounts:$19,367 $6,095 $1,444 $24,018 
Fiscal Year ended September 30, 2021
Reserves and allowances deducted from asset accounts:
Reserves for uncollectible accounts:$16,313 $4,709 $1,655 $19,367 
Fiscal Year ended September 30, 2020
Reserves and allowances deducted from asset accounts:
Reserves for uncollectible accounts:$11,715 $4,592 $(6)$16,313