| **Note 10 - Other Comprehensive Income (Tables)** | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
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| **Disclosure Text Block [Abstract]**              |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
| Comprehensive Income (Loss) [Table Text Block]    | ** **** **
**Foreign**
** **** **** **** **** **** **
**Accumulated**
** **** **** **
**Currency**
** **** **
**Pension**
** **** **
**Other**
** **** **** **
**Translation**
** **** **
**Benefit**
** **** **
**Comprehensive**
** **** **** **
**Adjustment**
** **** **
**Costs**
** **** **
**Income (Loss)**
** **
January 1, 2014
                             $                  131                                                        $                  (552                  )                                     $                  (421                  )        
Change for period
                                                16                                                                           -                                                                           16                           
Amounts reclassed from accumulatedother comprehensive income (loss)
                                                -                                                                           -                                                                           -                           
March 31, 2014
                             $                  147                                                        $                  (552                  )                                     $                  (405                  ) |

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| - Definition
Tabular disclosure of components of comprehensive income (loss). Includes, but is not limited to, foreign currency translation adjustments, foreign currency transactions  designated as economic hedges of a net investment in foreign entity, gain (loss) and prior service cost (credit) for pension plans and other postretirement benefit plans.
+ References
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e526-108580
+ Details**Name:**us-gaap_ScheduleOfComprehensiveIncomeLossTableTextBlock**Namespace Prefix:**us-gaap_**Data Type:**nonnum:textBlockItemType**Balance Type:**na**Period Type:**duration |