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Note 9 - Major Customers and Accounts Receivable (Detail)		3 Months Ended		6 Months Ended			6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012 Two Customers [Member] Sales Revenue, Goods, Net [Member]	Jun. 30, 2012 One Customer [Member] Sales Revenue, Goods, Net [Member]	Jun. 30, 2011 One Customer [Member] Sales Revenue, Goods, Net [Member]	Jun. 30, 2012 One Customer [Member] Accounts Receivable [Member]	Dec. 31, 2011 One Customer [Member] Accounts Receivable [Member]	Jun. 30, 2012 Four Customers [Member] Sales Revenue, Goods, Net [Member]
Concentration Risk Benchmark	10.00%
Concentration Risk, Percentage		86.00%	32.00%	58.00%			94.00%
Concentration Risk, Percentage 2					84.00%	75.00%

X

- Definition

Concentration risk benchmark.

+ References

No definition available.

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X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

No definition available.

+ Details

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X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13537-108611



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=7491637&loc=d3e13531-108611

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