|12 Months Ended|
Dec. 31, 2016
|Goodwill and Intangible Assets Disclosure [Abstract]|
We conduct our annual impairment testing of non-amortizing intangible assets during the fourth quarter. The 2016 and 2015 impairment reviews concluded that no impairment charges were necessary. In 2014, we recognized an impairment charge of $10.0 million on our Bruce trademark.
The following table details amounts related to our intangible assets:
The expected annual amortization expense for years 2017 through 2021 is $0.4 million.
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://www.xbrl.org/2003/role/presentationRef