Note 13 - Capital Lease Obligations - Capital Lease Assets Balances (Details) $ in Thousands	Sep. 30, 2018 USD ($)
Lease Starting January 2017 [Member]
Original Cost	$ 76
Accumulated Amortization	38
Net Book Value	$ 33
Lease Starting January 2017 [Member] \| Capital Lease Obligations [Member]
Debt Instrument, Interest Rate, Effective Percentage	5.80%
Lease Starting August 2017 [Member]
Original Cost	$ 147
Accumulated Amortization	45
Net Book Value	$ 93
Lease Starting August 2017 [Member] \| Capital Lease Obligations [Member]
Debt Instrument, Interest Rate, Effective Percentage	6.40%

Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

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-Name Accounting Standards Codification
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-SubTopic 30
-Section 45
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Balance Type:	debit
Period Type:	instant

- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 1
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- Definition

The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 55
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 6
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