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Note 2. Summary of Significant Accounting Policies (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Accounting Policies [Abstract]
Beginning balance	$ 425	$ 429
Bad debt expense	359	181
Write-offs	(250)	(185)
Ending Balance	$ 534	$ 425

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A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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Amount of direct write-downs of accounts receivable charged against the allowance.

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Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

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