Note 4 - Credit Facilities and Other Debt - Summary of Credit and Other Debt Facilities (Details) $ in Thousands	Jun. 30, 2020 USD ($)
Interest Rate
Repayments of Principal, 2020	$ 8,103
Repayments of Principal, 2021	300
Repayments of Principal, 2022	300
Repayments of Principal, 2023	700
Repayments of Principal, 2024
Repayments of Principal, 2025
National Australia Bank [Member]
Interest Rate	6.56%
Repayments of Principal, 2020	$ 15
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Banco Santander [Member]
Interest Rate	16.52%
Repayments of Principal, 2020	$ 2
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Steel Factoring [Member]
Interest Rate	18.00%
Repayments of Principal, 2020	$ 217
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Ve Por Mas [Member]
Interest Rate	9.10%
Repayments of Principal, 2020	$ 205
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Bancomer Bank [Member]
Interest Rate	10.90%
Repayments of Principal, 2020
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
North Mill, LLC [Member]
Interest Rate	6.75%
Repayments of Principal, 2020	$ 6,631
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Fifth Third Bank [Member]
Interest Rate	3.60%
Repayments of Principal, 2020	$ 700
Repayments of Principal, 2021
Repayments of Principal, 2022
Repayments of Principal, 2023
Repayments of Principal, 2024
Repayments of Principal, 2025
Resource Plus Acquisition Note [Member]
Interest Rate	1.85%
Repayments of Principal, 2020	$ 333
Repayments of Principal, 2021	300
Repayments of Principal, 2022	300
Repayments of Principal, 2023	700
Repayments of Principal, 2024
Repayments of Principal, 2025

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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