v3.7.0.1
Introduction (Tables)
 3 Months Ended
Mar. 31, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Goodwill
As of March 31, 2017 and December 31, 2016, goodwill was as follows:
 
Goodwill
 
(in millions)
Southern Company
$
6,251

Southern Power
$
2

Southern Company Gas


Gas distribution operations
$
4,702

Gas marketing services
1,265

Southern Company Gas total
$
5,967
Schedule of Goodwill and Other Intangible Assets
Other intangible assets were as follows:
 
As of March 31, 2017
 
As of December 31, 2016
 
Gross Carrying Amount
Accumulated Amortization
Other
Intangible Assets, Net
 
Gross Carrying Amount
Accumulated Amortization
Other
Intangible Assets, Net
 
(in millions)
 
(in millions)
Southern Company
 
 
 
 
 
 
 
Other intangible assets subject to amortization:
 
 
 
 
 
 
 
Customer relationships
$
268

$
(44
)
$
224

 
$
268

$
(32
)
$
236

Trade names
158

(8
)
150

 
158

(5
)
153

Patents
4

—

4

 
4

—

4

Backlog
5

(1
)
4

 
5

(1
)
4

Storage and transportation contracts
64

(15
)
49

 
64

(2
)
62

Software and other
2

(1
)
1

 
2

—

2

PPA fair value adjustments
456

(28
)
428

 
456

(22
)
434

Total other intangible assets subject to amortization
$
957

$
(97
)
$
860

 
$
957

$
(62
)
$
895

Other intangible assets not subject to amortization:
 
 
 
 
 
 
 
Federal Communications Commission licenses
$
75

$
—

$
75

 
$
75

$
—

$
75

Total other intangible assets
$
1,032

$
(97
)
$
935

 
$
1,032

$
(62
)
$
970

 
 
 
 
 
 
 
 
Southern Power
 
 
 
 
 
 
 
Other intangible assets subject to amortization:
 
 
 
 
 
 
 
PPA fair value adjustments
$
456

$
(28
)
$
428

 
$
456

$
(22
)
$
434

 
 
 
 
 
 
 
 
Southern Company Gas
 
 
 
 
 
 
 
Other intangible assets subject to amortization:
 
 
 
 
 
 
 
Gas marketing services
 
 
 
 
 
 
 
Customer relationships
$
221

$
(41
)
$
180

 
$
221

$
(30
)
$
191

Trade names
115

(4
)
111

 
115

(2
)
113

Wholesale gas services
 
 
 
 
 
 
 
Storage and transportation contracts
64

(15
)
49

 
64

(2
)
62

Total other intangible assets subject to amortization
$
400

$
(60
)
$
340

 
$
400

$
(34
)
$
366
Finite-lived Intangible Assets Amortization Expense
Amortization associated with other intangible assets was as follows:
 
Three Months Ended
 
March 31, 2017
 
(in millions)
Southern Company
$
35

Southern Power
$
6

Southern Company Gas
$
26