Rendering

Component: (Network and Table)
Network
2307301 - Disclosure - Goodwill and Other Intangible Assets (Tables)
(http://www.aon.com/role/GoodwillAndOtherIntangibleAssetsTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000315293 (http://www.sec.gov/CIK)
Goodwill and Intangible Assets Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Goodwill and Intangible Assets Disclosure [Abstract]
 
Schedule of changes in the net carrying amount of goodwill by operating segment
The changes in the net carrying amount of goodwill by reportable segment for the years ended December 31, 2016 and 2015, respectively, are as follows (in millions):
 
Risk
Solutions
 
HR
Solutions
 
Total
Balance as of January 1, 2015
$
5,911

 
$
2,949

 
$
8,860

Goodwill related to current year acquisitions
2

 
16

 
18

Goodwill related to disposals
(1
)
 
(76
)
 
(77
)
Goodwill related to prior year acquisitions
—

 
—

 
—

Foreign currency translation
(319
)
 
(34
)
 
(353
)
Balance as of December 31, 2015
$
5,593

 
$
2,855

 
$
8,448

Goodwill related to current year acquisitions
632

 
10

 
642

Goodwill related to disposals
(8
)
 
(26
)
 
(34
)
Goodwill related to prior year acquisitions
4

 
—

 
4

Foreign currency translation
(268
)
 
(45
)
 
(313
)
Balance as of December 31, 2016
$
5,953

 
$
2,794

 
$
8,747

  
Schedule of other intangible assets by asset class
Other intangible assets by asset class are as follows (in millions):
 
As of December 31
 
2016
 
2015
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
Net
Carrying
Amount
 
Gross
Carrying
Amount
 
Accumulated
Amortization
 
Net
Carrying
Amount
Intangible assets with indefinite lives:
 
 
 
 
 
 
 
 
 
 
 
Tradenames
$
998

 
$
—

 
$
998

 
$
1,019

 
$
—

 
$
1,019

Intangible assets with finite lives:
 
 
 
 
 
 
 
 
 
 
 
Customer related and contract based
3,108

 
1,971

 
1,137

 
2,886

 
1,809

 
1,077

Technology and other
574

 
486

 
88

 
541

 
457

 
84

Total
$
4,680

 
$
2,457

 
$
2,223

 
$
4,446

 
$
2,266

 
$
2,180

  
Schedule of estimated future amortization expense on intangible assets
The estimated future amortization for finite-lived intangible assets as of December 31, 2016 is as follows (in millions):
 
Risk
Solutions
 
HR
Solutions
 
Total
2017
$
123

 
$
136

 
$
259

2018
118

 
91

 
209

2019
107

 
73

 
180

2020
97

 
61

 
158

2021
66

 
53

 
119

Thereafter
239

 
61

 
300

Total
$
750

 
$
475

 
$
1,225