Annual report pursuant to Section 13 and 15(d)

EQUIPMENT AND PROPERTY

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EQUIPMENT AND PROPERTY
 12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment [Abstract]  
EQUIPMENT AND PROPERTY
EQUIPMENT AND PROPERTY
Equipment and property are presented at cost less accumulated depreciation and are detailed as follows:
December 31,
2017
 
2016
(in thousands)
 
 
 
Buildings
$
51,023

 
$
50,119

Operating equipment
91,430

 
82,196

Furniture and fixtures
17,672

 
16,255

Computer equipment and systems
163,220

 
150,661

 
323,345

 
299,231

Less—accumulated depreciation
(213,809
)
 
(190,279
)
 
109,536

 
108,952

Land
24,552

 
24,525

Net equipment and property
$
134,088

 
$
133,477


Included in equipment and property, net at December 31, 2017 and 2016, are fixed assets held in foreign countries of $4.9 million, and $4.6 million, respectively.
Total depreciation expense was approximately $27.4 million in 2017, $24.7 million in 2016 and $19.4 million in 2015.