Rendering

Component: (Network and Table)
Network
2320301 - Disclosure - Goodwill and Intangible Assets (Tables)
(http://www.aligntech.com/role/GoodwillAndIntangibleAssetsTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001097149 (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 Goodwill
The change in the carrying value of goodwill for the year ended December 31, 2016, all attributable to our Clear Aligner reporting unit, is as follows (in thousands):
 
Total
Balance as of December 31, 2014
$
61,369

Adjustments (1)
(295
)
Balance as of December 31, 2015
61,074

Adjustments (1)
(30
)
Balance as of December 31, 2016
$
61,044



(1) The adjustments to goodwill were a result of foreign currency translation.
  
Schedule of Amortized Intangible Assets
Acquired intangible long-lived assets are being amortized as follows (in thousands):
 
Weighted Average Amortization Period (in years)
 
Gross Carrying Amount as of
December 31, 2016
 
Accumulated
Amortization
 
Accumulated Impairment Loss
 
Net Carrying
Value as of
December 31, 2016
Trademarks
15
 
$
7,100

 
$
(1,631
)
 
$
(4,179
)
 
$
1,290

Existing technology
13
 
12,600

 
(4,141
)
 
(4,328
)
 
4,131

Customer relationships
11
 
33,500

 
(12,819
)
 
(10,751
)
 
9,930

Patents
8
 
6,316

 
(713
)
 
—

 
5,603

Total Intangible Assets
 
 
$
59,516

 
$
(19,304
)
 
$
(19,258
)
 
$
20,954


 
Weighted Average Amortization Period (in years)
 
Gross Carrying
Amount as of
December 31, 2015
 
Accumulated
Amortization
 
Accumulated Impairment Loss
 
Net Carrying
Value as of
December 31, 2015
Trademarks
15
 
$
7,100

 
$
(1,492
)
 
$
(4,179
)
 
$
1,429

Existing technology
13
 
12,600

 
(3,577
)
 
(4,328
)
 
4,695

Customer relationships
11
 
33,500

 
(10,957
)
 
(10,751
)
 
11,792

Patents
8
 
285

 
(113
)
 
—

 
172

Total Intangible Assets
 
 
$
53,485

 
$
(16,139
)
 
$
(19,258
)
 
$
18,088

  
Schedule of Future Amortization for Finited-Lived Intangible Assets
The total estimated annual future amortization expense for these acquired intangible assets as of December 31, 2016 is as follows (in thousands):
Fiscal Year
 
2017
$
3,355

2018
3,353

2019
3,346

2020
3,336

2021
3,334

Thereafter
4,230

Total
$
20,954