XML 23 R12.htm IDEA: XBRL DOCUMENT v3.8.0.1
Goodwill and Other Intangible Assets
3 Months Ended
Mar. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Other Intangible Assets
Goodwill and Other Intangible Assets

The gross carrying amount and accumulated amortization of goodwill and other intangible assets as of March 31, 2018 and December 31, 2017 are as follows: 
 
 
March 31, 2018
 
December 31, 2017
Goodwill
 
$
4,150,339

 
$
4,150,339

Other intangible assets:
 
 

 
 

Gross carrying amount
 
$
3,843,678

 
$
3,816,402

Accumulated amortization
 
(3,709,050
)
 
(3,674,771
)
Net carrying amount
 
$
134,628

 
$
141,631



For the three months ended March 31, 2018 and 2017, amortization expense was $34,279 and $40,915, respectively.