XML 26 R6.htm IDEA: XBRL DOCUMENT v3.22.2.2
Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Statement of Comprehensive Income [Abstract]      
Tax benefit (expense) on change in fair value of cash flow hedges $ 2,076 $ 3,369 $ (2,371)
Tax (expense) benefit on unrealized gain (loss) on defined benefit plan (80) (1,461) (11)
Tax benefit (expense) on income loss $ 0 $ 0 $ 0