Note 7 - Commitments and Contingencies (Details) - Minimum Rental Commitment for Long-term Non-cancelable Leases (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014
Note 7 - Commitments and Contingencies (Details) - Minimum Rental Commitment for Long-term Non-cancelable Leases [Line Items]
2014, remaining	$ 154
2015	608
2016	598
2017	578
2018	571
2019	550
Thereafter	3,510
Total	6,569
Principal Owner [Member] \| Capital Lease Obligations [Member]
Note 7 - Commitments and Contingencies (Details) - Minimum Rental Commitment for Long-term Non-cancelable Leases [Line Items]
2014, remaining	141
2015	563
2016	563
2017	563
2018	563
2019	550
Thereafter	3,510
Total	6,453
Capital Lease Obligations [Member]
Note 7 - Commitments and Contingencies (Details) - Minimum Rental Commitment for Long-term Non-cancelable Leases [Line Items]
2014, remaining	13
2015	45
2016	35
2017	15
2018	8
Total	$ 116

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

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+ References

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+ References

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+ References

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