XML 36 R22.htm IDEA: XBRL DOCUMENT v3.10.0.1
Valuation And Qualifying Accounts
 12 Months Ended
Dec. 31, 2018
Valuation and Qualifying Accounts [Abstract]  
Valuation And Qualifying Accounts
 
Balance at
Beginning of
Year
 
Additions
 
Deductions (1)
 
Balance at
End of Year
Allowance for doubtful accounts, loan credit losses, and sales returns
 
 
 
 
 
 
 
Year ended December 31, 2018
$
14.6

 
$
46.0

 
$
(40.2
)
 
$
20.4

Year ended December 31, 2017
$
10.8

 
$
36.1

 
$
(32.3
)
 
$
14.6

Year ended December 31, 2016
$
9.4

 
$
24.6

 
$
(23.2
)
 
$
10.8

 
(1)
Primarily represents products returned.