XML 48 R34.htm IDEA: XBRL DOCUMENT v3.21.2
Fair Value (Tables)
12 Months Ended
Sep. 30, 2021
Fair Value Disclosures [Abstract]  
Fair Value, by Balance Sheet Grouping [Table Text Block]
Fair Value at September 30, 2021
 Carrying ValueLevel 1Level 2Level 3Total
 (in millions)
Cash and cash equivalents (a)
$153.6 $153.6 $— $— $153.6 
Debt (b) (c)
704.5 — 711.2 12.5 723.7 
Fair Value at September 30, 2020
Carrying ValueLevel 1Level 2 Level 3Total
(in millions)
Cash and cash equivalents (a)
$394.3 $394.3 $— $— $394.3 
Debt (b)
641.1 — 673.5 — 673.5