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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Property and Equipment, Net Depreciation is computed using the straight-line method over the estimated useful lives as follows:
Buildings and improvements
20 to 40 years
Advertising structures
5 to 20 years
Furniture, equipment and other
3 to 10 years


The table below presents the balances of major classes of assets and accumulated depreciation.
 
 
As of December 31,
(in millions)
 
2019
 
2018
Land
 
$
98.8

 
$
97.5

Buildings and improvements
 
50.4

 
48.7

Advertising structures
 
1,866.1

 
1,789.4

Furniture, equipment and other
 
153.1

 
134.3

Construction in progress
 
25.4

 
19.3

 
 
2,193.8

 
2,089.2

Less accumulated depreciation
 
1,527.6

 
1,436.3

Property and equipment, net
 
$
666.2

 
$
652.9