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Note 16 - Employee Benefit Plans - Components of Pension Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 29, 2019	Sep. 30, 2018
Service cost	$ 1	$ 1	$ 3		$ 3
Interest cost on projected benefit obligation	352	329	1,056		987
Net amortizations, deferrals and other costs	167	158	500		474
Expected return on plan assets	(271)	(326)	(813)		(978)
Net periodic benefit cost	$ 249	$ 162	$ 746	$ 746	$ 486

X

- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

+ References

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount of cost recognized for passage of time related to defined benefit plan.

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