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Note 8 - Other Current Assets - Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Prepaid expenses	$ 911	$ 835
Contract assets	1,240	906
Other	1,797	2,541
Total	$ 3,948	$ 4,282

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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