Annual report pursuant to Section 13 and 15(d)

Income taxes - Schedule of Components of Income From Continuing Operations before Income Taxes (Details)

v3.20.2
Income taxes - Schedule of Components of Income From Continuing Operations before Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2018
Income before income taxes:      
United States $ 304,240 $ 280,092 $ 248,360
Foreign (17,178) 37,228 50,849
Income before income taxes $ 287,062 $ 317,320 $ 299,209