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Intangible Assets, Net | 12 Months Ended
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Jun. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets, Net | Intangible Assets, Net Intangible assets, net consist of (in thousands):
| June 30,
| 2017 |  | 2016
Patent costs | $ | 2,330 |  |  | $ | 2,330 |
Accumulated amortization | (1,328 | ) |  | (1,181 | )
Total definite-lived intangible assets, net | 1,002 |  |  | 1,149 |
Trademarks and other indefinite-lived intangible assets | 245 |  |  | 595 |
Total intangible assets, net | $ | 1,247 |  |  | $ | 1,744 |
Amortization expense totaled $0.1 million, $0.1 million and $0.1 million for the years ended June 30, 2017, 2016 and 2015, respectively. As of June 30, 2017, the remaining weighted-average amortization period for definite-lived intangible assets was 7.75 years. Annual estimated amortization expense is expected to approximate $0.1 million for each of the five succeeding fiscal years.

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- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI http://asc.fasb.org/topic&trid=2144416 + Details
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