XML 31 R16.htm IDEA: XBRL DOCUMENT v3.19.2
Property, Plant and Equipment, net
6 Months Ended
Jun. 30, 2019
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, net
9. Property, Plant and Equipment, net

Property, plant and equipment consists of the following (in millions):
 
 
June 30, 2019
 
December 31, 2018
Cable-ships and submersibles
 
$
241.3

 
$
251.1

Equipment, furniture and fixtures, and software
 
207.1

 
148.0

Building and leasehold improvements
 
48.5

 
47.3

Land
 
36.9

 
32.8

Construction in progress
 
13.5

 
12.9

Plant and transportation equipment
 
12.3

 
12.0

 
 
559.6

 
504.1

Less: Accumulated depreciation
 
143.2

 
127.8

Total
 
$
416.4

 
$
376.3



Depreciation expense was $12.9 million and $11.1 million for the three months ended June 30, 2019 and 2018, respectively. These amounts included $2.3 million and $1.7 million of depreciation expense within cost of revenue for the three months ended June 30, 2019 and 2018, respectively.

Depreciation expense was $25.3 million and $22.3 million for the six months ended June 30, 2019 and 2018, respectively. These amounts included $4.5 million and $3.3 million of depreciation expense within cost of revenue for the six months ended June 30, 2019 and 2018, respectively.

Total net book value of equipment, cable-ships, and submersibles under capital leases consisted of $38.7 million and $40.0 million as of June 30, 2019 and December 31, 2018, respectively.