XML 42 R30.htm IDEA: XBRL DOCUMENT v3.10.0.1
Guarantees (Tables)
 3 Months Ended
Dec. 31, 2018
Product Warranties Disclosures [Abstract]  
Reconciliation of Changes in the Warranty Reserve
A rollforward of changes in the warranty reserve for the periods covered in this report is as follows:
 
Quarter Ended December 31
 
2018
 
2017
Balance as of beginning of period
$
20.5

 
$
25.5

Provision for warranties in the period
5.1

 
3.5

Warranty reserves assumed1
2.8

 
—

Warranty claims in the period
(3.5
)
 
(3.7
)
Balance as of end of period
$
24.9

 
$
25.3