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Receivables
 12 Months Ended
Dec. 31, 2020
Receivables [Abstract]  
Receivables

7. Receivables

 

DECEMBER 31

 

2020

 

 

2019

 

 

2018

 

Receivables

 

$

1,831.4

 

 

$

1,632.4

 

 

$

1,659.4

 

Allowance at beginning of year

 

$

(8.5

)

 

$

(7.3

)

 

$

(6.3

)

Reversal of allowance

 

 

6.7

 

 

 

1.6

 

 

 

0.9

 

Addition to allowance

 

 

(10.5

)

 

 

(5.1

)

 

 

(3.8

)

Write-off against allowance

 

 

1.0

 

 

 

2.3

 

 

 

1.6

 

Translation difference

 

 

(0.5

)

 

 

0.0

 

 

 

0.3

 

Allowance at end of year

 

$

(11.8

)

 

$

(8.5

)

 

$

(7.3

)

Total receivables, net of allowance

 

$

1,819.6

 

 

$

1,623.9

 

 

$

1,652.1