|12 Months Ended|
Dec. 31, 2018
|Goodwill and Intangible Assets Disclosure [Abstract]|
Intangible assets are composed of internally developed software. Intangible assets are amortized on a straight‑line basis with a useful life of five years. Amortization expense included in net income (loss) for the years ended December 31, 2018, 2017 and 2016 was $0.3 million, $0.3 million and $0.3 million, respectively. At December 31, 2018 and 2017, respectively, the company’s intangible assets subject to amortization are as follows:
Estimated remaining amortization expense for each of the subsequent fiscal years is expected to be as follows:
The average amortization period remaining is approximately 0.05 years.
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef