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PROPERTY, PLANT, AND EQUIPMENT, NET
 12 Months Ended
Dec. 31, 2018
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT, AND EQUIPMENT, NET
PROPERTY, PLANT, AND EQUIPMENT, NET
Information regarding the Company's property, plant and equipment is as follows (in thousands):
 
December 31,
 
2018
 
2017
Land
$
11,985

 
$
12,489

Leasehold improvements
59,604

 
54,995

Buildings
68,852

 
67,465

Office equipment
19,533

 
18,193

Software
43,436

 
40,378

Machinery and equipment
237,194

 
243,939

Construction-in-progress
52,730

 
32,481

Property, plant and equipment
493,334

 
469,940

Accumulated depreciation
(278,381
)
 
(269,310
)
Property, plant, and equipment, net
$
214,953

 
$
200,630


During 2018, 2017 and 2016, the Company capitalized interest of approximately $0.8 million, $0.8 million and $0.7 million, respectively.
During the fourth quarter of 2017, the Company completed a global design review of the next phases of its enterprise resource planning system implementation. Through this review, the Company identified certain software items that were no longer useful to the future phases of the enterprise resource planning system. As a result, the Company recorded a $16.3 million write-off of capitalized software costs in 2017.