Summary of Significant Accounting Policies - Accounts Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Accounts receivable
Trade accounts receivable	$ 6,978	$ 5,454
Unbilled accounts receivable	488	576
Allowance for product returns and price concessions	(127)	(231)
Accounts receivable, net	$ 7,339	$ 5,799

A valuation allowance for product returns and price concessions.

No definition available.

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

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-Publisher FASB
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- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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- References

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- Definition

Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.

+ References

No definition available.

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