Note 14 - Commitments and Contingencies (Details) - Future Rental Income under Operating Leases (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Future Rental Income under Operating Leases [Abstract]
2014	$ 121
2015	11
Total minimum lease payments to be received	$ 132

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Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718

+ Details

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- Definition

Future rental payments receivable within one year of the balance sheet date under an operating lease.

+ References

+ Details

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- Definition

Future rental payments receivable within the second year from the balance sheet date under an operating lease.

+ References

+ Details

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