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Note 18 - Restatement (Tables) | 12 Months Ended
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Dec. 31, 2014
Restatement of Deferred Tax Assets [Member] |
Note 18 - Restatement (Tables) [Line Items] |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
(in thousands) |  | 201 4 as restated |  |  | 2014 as reported |
Deferred tax assets: |  |  |  |  |  |  |  |
Federal, state and foreign loss carryforwards |  | $ | 3,862 |  |  | $ | 7,039 |
Capital loss carryforward |  |  | 3,570 |  |  |  | -- |
Capitalized research and development |  |  | -- |  |  |  | 241 |
Deferred revenue |  |  | 71 |  |  |  | 71 |
Federal and state tax credits |  |  | 520 |  |  |  | 2,269 |
Other |  |  | 503 |  |  |  | 503 |
Total deferred tax asset |  |  | 8,526 |  |  |  | 10,123 |
Less valuation allowance |  |  | (8,526 | ) |  |  | (10,123 | )
Net deferred tax asset |  | $ | -- |  |  | $ | -- |
Restatement of Operating Loss Carryforwards [Member] |
Note 18 - Restatement (Tables) [Line Items] |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] |
(in thousands) |  | 201 4 as restated |  |  | 201 4 as reported |
2019 |  | $ | -- |  |  | $ | 2,901 |
2021 |  |  | 689 |  |  |  | 1,184 |
2022 |  |  | 849 |  |  |  | 1,083 |
2023 |  |  | -- |  |  |  | 1,302 |
Thereafter |  |  | 9,498 |  |  |  | 13,642 |
Total |  | $ | 11,036 |  |  | $ | 20,112 |

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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22644-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22663-107794 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22658-107794 + Details
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