XML 42 R31.htm IDEA: XBRL DOCUMENT v3.23.2
Fair Value (Tables)
9 Months Ended
Jun. 30, 2023
Fair Value Disclosures [Abstract]  
Fair Value, by Balance Sheet Grouping [Table Text Block]
Fair Value, by Balance Sheet Grouping [Table Text Block]
Fair Value at June 30, 2023
 Carrying ValueLevel 1Level 2Level 3Total
 (in millions)
Cash and cash equivalents (a)
$401.0 $401.0 $— $— $401.0 
Debt (b) (c)
707.2 — 642.1 12.5 654.6 
Fair Value at September 30, 2022
Carrying ValueLevel 1Level 2 Level 3Total
(in millions)
Cash and cash equivalents (a)
$264.8 $264.8 $— $— $264.8 
Debt (b) (c)
706.0 — 570.7 12.5 583.2