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Note 11 - Commitments and Contingencies	6 Months Ended
	Jun. 30, 2017
Notes to Financial Statements
Commitments and Contingencies Disclosure [Text Block]	1 1 . Commitments and contingencies: The Company is involved in various legal claims and lawsuits in connection with its ordinary business operations. The Company intends to vigorously defend these claims. While the final outcome with respect to any actions or claims outstanding or pending as of June 30, 2017 cannot be predicted with certainty, management does not believe that the resolution of these claims, individually or in the aggregate, will have a material adverse effect on the Company's financial position.

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- Definition

The entire disclosure for commitments and contingencies.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-URI http://asc.fasb.org/topic&trid=2127136

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-URI http://asc.fasb.org/topic&trid=2144648

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- References

No definition available.

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