Note 15 - Revenue from Contracts with Customers (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 3,184	$ 3,196
Credit and Debit Card [Member]
Revenue from Contract with Customer, Excluding Assessed Tax, Total	$ 1,600	$ 1,400

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details