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Note 5 - Other Intangible Assets | 12 Months Ended
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Dec. 31, 2016
Notes to Financial Statements |
Intangible Assets Disclosure [Text Block] |
(5 ) | Other Intangible Assets
Other intangible assets consist of the following (in thousands):
|  | 2016 |  |  | 2015 |
Trademarks and other intellectual property |  | $ | 15,276 |  |  | $ | 14,429 |
Less accumulated amortization |  |  | 13,555 |  |  |  | 12,691 |
Total, net |  | $ | 1,721 |  |  | $ | 1,738 |
Trademarks and intellectual property are amortized over three years. Amortization expense related to trademarks and intellectual property was $0.9 million, $0.5 million and $0.3 million in 2016, 2015 and 2014 , respectively. Estimated amortization expense related to other intangible assets in the subsequent five year period is: 2017 - $0.9 million; 2018 - $0.7 million; 2019 - $0.1 million; 2020 - $0; and 2021 - $0.

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