Pension Plan (Tables)

9 Months Ended

Sep. 30, 2018

Retirement Benefits [Abstract]

Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]

	Three months ended September 30, 2017						Nine months ended September 30, 2017
	As reported		As revised		Effect of change		As reported		As revised		Effect of change
In thousands
General and administrative expenses	$	1,512	$	1,521	$	9	$	4,354	$	4,380	$	26
Operating income (loss)		147		138		(9)		(2,025)		(2,051)		(26)
Pension benefit		-		(9)		(9)		-		(26)		(26)
Loss before income taxes	$	(123)	$	(123)		-	$	(2,632)	$	(2,632)	$	-

Schedule of Net Benefit Costs [Table Text Block]

	Three months ended September 30				Nine months ended September 30
In thousands	2018		2017		2018		2017
Interest cost	$	114	$	117	$	340	$	350
Expected return on plan assets		(203)		(180)		(609)		(539)
Amortization of net actuarial loss		56		54		168		163
Net periodic pension benefit	$	(33)	$	(9)	$	(101)	$	(26)