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Property, Plant and Equipment
12 Months Ended
Dec. 31, 2019
Property Plant And Equipment [Abstract]  
Property, Plant and Equipment

NOTE 8.  PROPERTY, PLANT AND EQUIPMENT

Property, Plant and Equipment consist of the following at December 31:

 

(in thousands)

Range of useful lives

 

2019

 

 

2018

 

Land

 

 

$

7,875

 

 

$

6,078

 

Buildings and improvements

10-40 years

 

 

123,342

 

 

 

92,326

 

Machinery and equipment

2-25 years

 

 

360,570

 

 

 

364,101

 

Construction in progress

 

 

 

6,326

 

 

 

10,190

 

 

 

 

 

498,113

 

 

 

472,695

 

Less: accumulated depreciation

 

 

 

(211,730

)

 

 

(200,502

)

Total property, plant and equipment, net

 

 

$

286,383

 

 

$

272,193

 

 

Depreciation charged against operating income totaled $23.9 million, $22.8 million and $8.1 million in 2019, 2018 and 2017, respectively. Capitalized interest was $0.2 million in 2019 and inconsequential in 2018 and 2017.