XML 39 R23.htm IDEA: XBRL DOCUMENT v3.19.2
Wireless Licenses, Goodwill and Other Intangible Assets (Tables)
 3 Months Ended
Mar. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Carrying Amount of Wireless Licenses
The carrying amounts of Wireless licenses are as follows:
 
At March 31,

At December 31,

(dollars in millions)
2019

2018

Wireless licenses
$
94,237

$
94,130
Changes in Carrying Amount of Goodwill
Changes in the carrying amount of Goodwill are as follows:
(dollars in millions)
Historical
Wireless

 
Historical
Wireline

 
Historical
Other

 
Total

Balance at January 1, 2019 (1)
$
18,397

 
$
3,871

 
$
2,346

 
$
24,614

Acquisitions (Note 3)
—

 
20

 
—

 
20

Reclassifications, adjustments and other
—

 
1

 
—

 
1

Balance at March 31, 2019 (1)
$
18,397

 
$
3,892

 
$
2,346

 
$
24,635


(1) Goodwill is net of accumulated impairment charge of $4.6 billion, related to our Media reporting unit (included within Historical Other in the table above), which was recorded in the fourth quarter of 2018.
Composition of Other Intangible Assets, Net
The following table displays the composition of Other intangible assets, net:
 
At March 31, 2019
 
 
At December 31, 2018
 
(dollars in millions)
Gross
Amount

 
Accumulated
Amortization

 
Net
Amount

 
Gross
Amount

 
Accumulated
Amortization

 
Net
Amount

Customer lists (8 to 13 years)
$
3,953

 
$
(1,213
)
 
$
2,740

 
$
3,951

 
$
(1,121
)
 
$
2,830

Non-network internal-use software (3 to 7 years)
18,958

 
(13,192
)
 
5,766

 
18,603

 
(12,785
)
 
5,818

Other (2 to 25 years)
1,999

 
(897
)
 
1,102

 
1,988

 
(861
)
 
1,127

Total
$
24,910

 
$
(15,302
)
 
$
9,608

 
$
24,542

 
$
(14,767
)
 
$
9,775
Amortization Expense for Other Intangible Assets
The amortization expense for Other intangible assets was as follows: 
 
Three Months Ended

(dollars in millions)
March 31,

2019
$
555

2018
534
Estimated Future Amortization Expense for Other Intangible Assets
The estimated future amortization expense for Other intangible assets for the remainder of the current year and next 5 years is as follows:
Years
(dollars in millions)

Remainder of 2019
$
1,603

2020
1,837

2021
1,544

2022
1,276

2023
1,004

2024
749