Goodwill and Intangible Assets-Net |
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Goodwill and Intangible Assets Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Goodwill and Intangible Assets-Net |
Goodwill consists of the excess of the purchase price over the fair value of identifiable net assets of businesses acquired. The following is the summary of the changes to the carrying amount of goodwill for the nine months ended September 30, 2018 and the year ended December 31, 2017:
Intangible assets include customer contracts and relationships and covenants not-to-compete acquired in connection with acquisitions, as well as trademarks acquired and software costs. Intangible assets - net as of September 30, 2018 and December 31, 2017 consist of the following:
Amortization expense was approximately $1.5 million and $3.2 million for the nine months ended September 30, 2018 and 2017, and approximately $633,000 and $508,000 for the three months ended September 30, 2018 and 2017, respectively. The weighted-average amortization period is eight years.
As of September 30, 2018, future amortization scheduled to be expensed is as follows:
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