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Goodwill and Intangible Assets
12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets
GOODWILL AND OTHER INTANGIBLE ASSETS

Goodwill

In 2015, goodwill increased due to the acquisition of Advantage Industrial Automation, Inc. ("Advantage"). See Note 15, "Acquisition", for further information on the acquisition.

The changes in the carrying amount of goodwill, included in other non-current assets in our consolidated balance sheets, for the year ended December 31, 2015 and 2014 were as follows:
 
2015
2014
Beginning Balance
$
6,680

$
6,680

Goodwill Acquired
7,057


Ending Balance
$
13,737

$
6,680



As of December 31, 2015, we have completed our annual impairment test and concluded that there is no impairment of our goodwill.

Other Intangible Assets

In 2015, other intangible assets were acquired in the acquisition of Advantage. See Note 15, "Acquisition", for further information on the acquisition.

Other intangible assets, included in other non-current assets in our consolidated balance sheets, consist of the following:
 
As of December 31, 2015
 
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Customer relationships
$
5,970

$
(393
)
$
5,577

Trade name
2,103

(99
)
2,004

Non-compete agreements
210

(30
)
180

Total
$
8,283

$
(522
)
$
7,761



Customer relationships, trade name, and non-compete agreements have weighted-average useful lives from the date of purchase of 10.8 years, 15.0 years, and 5.0 years, respectively.

Amortization expense for other intangible assets was $522 in 2015.

Estimated future amortization expense related to our intangible assets for the years ending December 31 are as follows:
2016
$
738

2017
738

2018
738

2019
738

2020
708

After 2020
4,101

 
$
7,761



We did not incur impairment losses related to our other intangible assets during the year ended December 31, 2015.