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Other Financial Statement Information (Tables)
12 Months Ended
Dec. 31, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract]  
Inventories - Net

Inventories – net

 

 

 

December 31

 

 

 

2019

 

 

2018

 

Raw materials

 

$

49,729

 

 

$

43,041

 

Work-in-process

 

 

9,352

 

 

 

8,818

 

Finished products

 

 

45,760

 

 

 

42,163

 

 

 

 

104,841

 

 

 

94,022

 

Excess of current cost over LIFO cost

 

 

(4,667

)

 

 

(4,474

)

Noncurrent portion of inventory

 

 

(4,456

)

 

 

(4,289

)

 

 

$

95,718

 

 

$

85,259

 

Property, Plant and Equipment - Net

Major classes of property, plant and equipment are as follows:

 

 

 

December 31

 

 

 

2019

 

 

2018

 

Land and improvements

 

$

22,218

 

 

$

12,552

 

Buildings and improvements

 

 

82,811

 

 

 

74,743

 

Machinery, equipment and aircraft

 

 

180,221

 

 

 

171,015

 

Construction in progress

 

 

9,460

 

 

 

3,392

 

 

 

 

294,710

 

 

 

261,702

 

Less accumulated depreciation

 

 

(170,692

)

 

 

(158,747

)

 

 

$

124,018

 

 

$

102,955