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Note 7 - Restructuring and Other Exit Costs - Activity for Accrued Restructuring Liability (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Balance at December 31, 2019	$ 368
Restructuring charges	874
Adjustments	(45)
Cash payments	(605)
Balance at March 31, 2020	592
Employee Severance [Member]
Balance at December 31, 2019	364
Restructuring charges	834
Adjustments	(45)
Cash payments	(569)
Balance at March 31, 2020	584
Other Restructuring [Member]
Balance at December 31, 2019	4
Restructuring charges	40
Adjustments
Cash payments	(36)
Balance at March 31, 2020	$ 8

X

- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

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