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Note 4 - Credit Facilities - Summary of Credit and Other Debt Facilities (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Repayments of principal, 2020	$ 8,932
Repayments of principal, 2022	300
Repayments of principal, 2023	700
Repayments of principal, 2024
Maximum [Member]
Repayments of principal, 2021	$ 300
USA - North Mill Capital [Member]
Interest Rate	6.75%
Repayments of principal, 2020	$ 8,151
Repayments of principal, 2021
Repayments of principal, 2022
Repayments of principal, 2023
Repayments of principal, 2024
Fifth Third Bank [Member]
Repayments of principal, 2020
Repayments of principal, 2022
Repayments of principal, 2023
Repayments of principal, 2024
Fifth Third Bank [Member] | Minimum [Member]
Interest Rate	5.20%
Fifth Third Bank [Member] | Maximum [Member]
Repayments of principal, 2021
Resource Plus Acquisition Note [Member]
Repayments of principal, 2020	333
Repayments of principal, 2022	300
Repayments of principal, 2023	700
Repayments of principal, 2024
Resource Plus Acquisition Note [Member] | Minimum [Member]
Interest Rate	1.85%
Resource Plus Acquisition Note [Member] | Maximum [Member]
Repayments of principal, 2021	$ 300
National Australia Bank [Member]
Interest Rate	6.60%
Repayments of principal, 2020	$ 138
Repayments of principal, 2021
Repayments of principal, 2022
Repayments of principal, 2023
Repayments of principal, 2024
Steel Factoring [Member]
Interest Rate	18.00%
Repayments of principal, 2020	$ 264
Repayments of principal, 2021
Repayments of principal, 2022
Repayments of principal, 2023
Repayments of principal, 2024
Branco Santander [Member]
Repayments of principal, 2020	46
Repayments of principal, 2022
Repayments of principal, 2023
Repayments of principal, 2024
Branco Santander [Member] | Minimum [Member]
Interest Rate	16.52%
Branco Santander [Member] | Maximum [Member]
Repayments of principal, 2021

X

- Definition

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

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