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Note 9 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Share-based Payment Arrangement, Option, Activity [Table Text Block]

		Number of shares				Weighted average exercise price
Options outstanding at beginning of year			624,256			$	8.87
Granted			—				—
Less:
Exercised			—				—
Forfeited prior to vesting			(574	)			11.97
Canceled or expired			(74,671	)			7.66
Options outstanding at September 30, 2019			549,011				9.03
Options exercisable at end of September 30, 2019			520,286			$	8.96

Share-based Payment Arrangement, Cost by Plan [Table Text Block]

		Three months ended September 30,								Nine months ended September 30,
		2019				2018				2019				2018
Cost of goods sold		$	2			$	3			$	6			$	12
Sales and marketing			—				8				1				28
Research and product development			11				23				34				81
General and administrative			35				78				136				258
		$	48			$	112			$	177			$	379

X

- Definition

Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

+ References

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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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