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Note 15 - Revenue - Net Sales From Continuing Operations by Geographic Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Net sales	$ 285,907	$ 279,317	$ 172,149
UNITED STATES
Net sales	254,956	252,797	161,415
CANADA
Net sales	$ 30,951	$ 26,520	$ 10,734

X

- Definition

Amount, including 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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