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Note 8 - Investments in Joint Ventures (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
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Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2013 Olympic Laser Processing [Member]
Note 8 - Investments in Joint Ventures (Details) [Line Items] |  |  |
Equity Method Investment, Ownership Percentage |  |  | 50.00%
Asset Impairment Charge Of Joint Venture Real Estate (in Dollars) | $ 36 | $ 953 |

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- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571 + Details
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- Definition Asset impairment charge of joint venture real estate + References No definition available. + Details
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