Pension Plan (Tables)

6 Months Ended

Jun. 30, 2017

Pension Plan [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	For the three months ended				For the six months ended
	June 30,				June 30,
(In thousands)	2017		2016		2017		2016
Service cost	$	13	$	12	$	26	$	24
Interest cost		138		143		276		285
Amortization of actuarial loss		50		43		100		86
Net periodic benefit cost	$	201	$	198	$	402	$	395