Goodwill and Other Intangible Assets

6 Months Ended

Jun. 30, 2019

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 June 30, 2019 and December 31, 2018 are as follows: 

	June 30, 2019			December 31, 2018
Goodwill	$	4,150,339		$	4,150,339
Other intangible assets:
Gross carrying amount	$	3,932,976		$	3,891,241
Accumulated amortization	(3,847,230		)	(3,799,907		)
Net carrying amount	$	85,746		$	91,334

For the three months ended June 30, 2019 and 2018, amortization expense was $22,740 and $36,541, respectively. For the six months ended June 30, 2019 and 2018, amortization expense was $47,324 and 70,820, respectively.