Intangible Assets |
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Goodwill and Intangible Assets Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Intangible Assets |
Intangible Assets
Our intangible assets include the following:
Indefinite Life Intangible Assets
We have identified our FCC licenses and the XM and Automatic Labs Inc. trademarks as indefinite life intangible assets after considering the expected use of the assets, the regulatory and economic environment within which they are used and the effects of obsolescence on their use.
We hold FCC licenses to operate our satellite digital audio radio service and provide ancillary services. Each of the FCC licenses authorizes us to use radio spectrum, a reusable resource that does not deplete or exhaust over time.
Our annual impairment assessment of our identifiable indefinite life intangible assets is performed as of the fourth quarter of each year. An assessment is performed at other times if an event occurs or circumstances change that would more likely than not reduce the fair value of the asset below its carrying value. If the carrying value of the intangible assets exceeds its fair value, an impairment loss is recognized. As of September 30, 2018, there were no indicators of impairment, and no impairment loss was recognized for intangible assets with indefinite lives during the three and nine months ended September 30, 2018 and 2017.
Definite Life Intangible Assets
Amortization expense for all definite life intangible assets was $5,738 and $7,966 for the three months ended September 30, 2018 and 2017, respectively, and $17,462 and $31,592 for the nine months ended September 30, 2018 and 2017, respectively. We retired definite lived intangible assets of $390,043 during the nine months ended September 30, 2018 primarily related to fully amortized subscriber relationships. There were no retirements of definite lived intangible assets during the nine months ended September 30, 2017. The expected amortization expense for the remaining period in 2018, each of the fiscal years 2019 through 2022 and for periods thereafter is as follows:
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