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Valuation and Qualifying Accounts (Tables) | 12 Months Ended
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Sep. 30, 2023
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Valuation And Qualifying Accounts Disclosure Table Text Block |
|  | Accounts Receivable Allowances |  |  | Valuation Allowances on Net Deferred Tax Assets |
Balance as of September 30, 2020 |  | $ | 23,419 |  |  | $ | 69,455 |
Charged to costs and expenses |  |  | 10,345 |  |  |  | 6,382 |
Charged to other accounts |  |  | 156 |  |  | 3,720(1) |
Deductions |  | (13,855)(3) |  |  | (14,007)(2) |
Balance as of September 30, 2021 |  |  | 20,065 |  |  |  | 65,550 |
Charged to costs and expenses |  |  | 8,263 |  |  |  | 3,840 |
Charged to other accounts |  |  | (424 | ) |  | 584(1) |
Deductions |  | (11,277)(5) |  |  | (13,106)(4) |
Balance as of September 30, 2022 |  |  | 16,627 |  |  |  | 56,868 |
Charged to costs and expenses |  |  | 6,876 |  |  |  | 7,144 |
Charged to other accounts |  |  | (937 | ) |  | 7,449(1) |
Deductions |  | (2,765)(7) |  |  | (5,296)(6) |
Balance as of September 30, 2023 |  | $ | 19,801 |  |  | $ | 66,165 |
(1) Includes valuation allowances on deferred tax assets incurred in connection with an acquisition. (2) $1,557 of valuation allowances on deferred tax assets were written off against the related deferred tax assets, and the remaining deductions in the valuation allowances on net deferred tax assets were released to earnings. (3) $8,486 of accounts receivable allowances were written off against the related accounts receivables, and the remaining deductions in the accounts receivable allowances were released to earnings. (4) $4,684 of valuation allowances on deferred tax assets were written off against the related deferred tax assets, and the remaining deductions in the valuation allowances on net deferred tax assets were released to earnings. (5) $6,361 of accounts receivable allowances were written off against the related accounts receivables, and the remaining deductions in the accounts receivable allowances were released to earnings. (6) $1,176 of valuation allowances on deferred tax assets were written off against the related deferred tax assets, and the remaining deductions in the valuation allowances on net deferred tax assets were released to earnings. (7) $2,126 of accounts receivable allowances were written off against the related accounts receivables, and the remaining deductions in the accounts receivable allowances were released to earnings.

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