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Note 1 - Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2015
Accounting Policies [Abstract] |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
| Years ended December 31,
| 2015 |  | 2014 |  | 2013
Non-cash transactions: |  |  |  |  |  |  |  |
Accruals for capital expenditures | $ | 298 |  | $ | 358 |  | $ | 185
Cash paid for interest and income taxes: |  |  |  |  |  |  |  |
Interest (1) | $ | 178 |  | $ | 171 |  | $ | 182
Income taxes, net of refunds received | $ | 253 |  | $ | 577 |  | $ | 469
Property, Plant and Equipment, Estimated Useful Lives [Table Text Block] |
Asset type | Range of useful life
Computer hardware and software | 3 | to | 7 | years
Manufacturing equipment | 2 | to | 15 | years
Furniture and fixtures | 5 | to | 10 | years
Transportation equipment | 3 | to | 20 | years

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- Definition Tabular disclosure of estimated useful lives of property, plant and equipment. + References No definition available. + Details
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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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