Note 8 - Other Assets	6 Months Ended
Jun. 30, 2018
Notes to Financial Statements
Other Assets Disclosure [Text Block]	8. Other Assets Other assets totaled $14 and $14 as of June 30, 2018 and December 31, 2017, respectively, and consisted of long-term deposits.

The entire disclosure for other assets. This disclosure includes other current assets and other noncurrent assets.

No definition available.

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