Associate Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Periodic Benefit Cost Components of Postretirement Benefits

The following are disclosures of the net periodic benefit cost components of postretirement benefits measured at January 1, 2015 and 2014.

	Three months ended September 30,						Nine months ended September 30,
(In Thousands)	2015			2014			2015			2014
Service cost	$	15		$	49		$	44		$	147
Interest cost		22			48			66			146
Prior service cost amortization		(19	)		(14	)		(57	)		(44	)
Net (gain) loss recognition		(5	)		22			(15	)		66
Net periodic benefit cost	$	13		$	105		$	38		$	315