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Note 14 - Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2015
Fair Value Disclosures [Abstract] |
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
|  |  | Fair value measurements at reporting date using
| June 30, 2015 |  | Quoted prices in active markets for identical assets (Level 1) |  | Significant other observable inputs (Level 2) |  | Significant unobservable inputs (Level 3)
Current assets: |  |  |  |  |  |  |  |  |  |  |
Short-term investments | $ | 505 |  | $ | 505 |  |  |  |  |  |
Other current assets (1) | $ | 669 |  |  |  |  | $ | 669 |  |  |
Non-current assets: |  |  |  |  |  |  |  |  |  |  |
Other assets (1)(2) | $ | 1,265 |  |  |  |  | $ | 807 |  | $ | 458
Current liabilities: |  |  |  |  |  |  |  |  |  |  |
Other accrued liabilities (1)(3) | $ | 41 |  |  |  |  | $ | 38 |  | $ | 3
Non-current liabilities: |  |  |  |  |  |  |  |  |  |  |
Other liabilities (1)(3) | $ | 57 |  |  |  |  | $ | 47 |  | $ | 10
|  |  | Fair value measurements at reporting date using
| December 31, 2014 |  | Quoted prices in active markets for identical assets (Level 1) |  | Significant other observable inputs (Level 2) |  | Significant unobservable inputs (Level 3)
Current assets: |  |  |  |  |  |  |  |  |  |  |
Short-term investments | $ | 759 |  | $ | 759 |  |  |  |  |  |
Other current assets (1) | $ | 687 |  |  |  |  | $ | 687 |  |  |
Non-current assets: |  |  |  |  |  |  |  |  |  |  |
Other assets (1)(2) | $ | 1,330 |  |  |  |  | $ | 885 |  | $ | 445
Current liabilities: |  |  |  |  |  |  |  |  |  |  |
Other accrued liabilities (1) | $ | 44 |  |  |  |  | $ | 44 |  |  |
Non-current liabilities: |  |  |  |  |  |  |  |  |  |  |
Other liabilities (1) | $ | 15 |  |  |  |  | $ | 15 |  |  |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19190-110258 + Details
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