Note 20 - Commitments (Tables)

12 Months Ended

Dec. 31, 2018

Commitments And Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

At December 31, 2018, future minimum commitments under non-cancelable operating lease arrangements were as follows:

Year ended December 31:
2019	$	1,004
2020		1,204
2021		1,126
2022		974
2023		937
2024 and thereafter		3,220
Total commitments	$	8,465

Unrecorded Unconditional Purchase Obligations Disclosure

At December 31, 2018, future commitments under these obligations were as follows:

Year ended December 31:
2019	$	8,777
2020		256
2021		27
2022		7
2023		-
Total commitments	$	9,067