Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill (Tables)

v3.8.0.1
Intangible Assets and Goodwill (Tables)
 12 Months Ended
Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Intangible Assets Subject to Amortization
Other Intangible Assets subject to amortization include the following at December 31, 2017 and 2016 (amounts in thousands):
 
2017
2016
Software license fees
$
87,989

80,839

Rights to use
45,114

45,114

Customer relationships
4,221

1,530

Right-of-way
784

784

Trade name
252

—

 
138,360

128,267

Less accumulated amortization
62,663

53,823

Net other intangible assets
$
75,697

74,444

Changes in Goodwill and Other Intangible Assets
Changes in Goodwill and Other Intangible Assets are as follows (amounts in thousands):
 
Goodwill
Other Intangible Assets
Balance at December 31, 2015
$
239,263

69,290

Asset additions
—

17,601

Amortization expense
—

(12,447
)
Balance at December 31, 2016
239,263

74,444

Additions from acquisitions
3,001

2,943

Asset additions
—

11,546

Amortization expense
—

(13,164
)
Asset deletions
—

(72
)
Balance at December 31, 2017
$
242,264

75,697

Schedule of Amortization Expense
Amortization expense for definite-life intangible assets for the years ended December 31, 2017, 2016 and 2015 follow (amounts in thousands):
 
Years Ended December 31,
 
2017
 
2016
 
2015
Amortization expense
$
13,164

 
12,447

 
10,442

Amortization Expense for Definite-Life Intangible Assets
Amortization expense for definite-life intangible assets for each of the five succeeding fiscal years is estimated to be (amounts in thousands):
Years Ending December 31,
 
2018
$
12,695

2019
$
10,234

2020
$
8,188

2021
$
5,855

2022
$
3,829