Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2022	Sep. 30, 2021
Statement of Financial Position [Abstract]
Receivables, Allowance for Uncollectible Accounts	$ 41,483	$ 31,639
Common Stock, Par Value	$ 1	$ 1
Common Stock, Shares Authorized	200,000,000	200,000,000
Common Stock, Shares Issued	91,449,226	91,181,549
Common Stock, Shares Outstanding	91,449,226	91,181,549