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PROPERTY PLANT AND EQUIPMENT
 12 Months Ended
Dec. 31, 2016
PROPERTY PLANT AND EQUIPMENT [ABSTRACT]  
PROPERTY, PLANT AND EQUIPMENT

(5)PROPERTY, PLANT AND EQUIPMENT

 

Property, plant and equipment consisted of the following (in thousands):

 

 

 

 

 

 

 

 

 

 

 

December 31,

 

 

    

2016

    

2015

 

Land and buildings

 

$
38,868

 

$
38,833

 

Computer equipment and software

 

 
364,854

 

 
359,581

 

Telephone equipment

 

 
42,858

 

 
41,035

 

Furniture and fixtures

 

 
68,248

 

 
62,606

 

Leasehold improvements

 

 
162,232

 

 
157,788

 

Motor vehicles

 

 
143

 

 
238

 

Construction-in-progress and other

 

 
115

 

 

 —

 

Property, plant and equipment, gross

 

 
677,318

 

 
660,081

 

Less: Accumulated depreciation and amortization

 

 
(526,281)

 

 
(491,792)

 

Property, plant and equipment, net

 

$
151,037

 

$
168,289

 

 

Depreciation and amortization expense for property, plant and equipment was $59.1 million, $54.0 million and $46.9 million for the years ended December 31, 2016,  2015 and 2014, respectively.

Included in the computer equipment and software is internally developed software of $10.1 million net and $18.4 million net as of December 31, 2016 and 2015, respectively.