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Note 14 - Subsequent Events (Details) (USD $) In Millions, unless otherwise specified | 1 Months Ended
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Oct. 31, 2014
Subsequent Event [Member] | Canada, Dollars |
Note 14 - Subsequent Events (Details) [Line Items] |
Foreign Currency Exchange Rate, Translation | 1.1376
Subsequent Event [Member] | Foreign Exchange Forward [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Derivative, Notional Amount | $ 5.0
Subsequent Event [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Derivative, Notional Amount | 5.0
Scenario, Forecast [Member] | Minimum [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Payments to Acquire Interest in Joint Venture | 4
Scenario, Forecast [Member] | Maximum [Member] |
Note 14 - Subsequent Events (Details) [Line Items] |
Payments to Acquire Interest in Joint Venture | $ 5

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Details
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Period Type: | duration

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- Definition Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 830 -SubTopic 30 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521 + Details
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- Definition The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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