Pension and Other Postretirement Plans (Tables)

6 Months Ended

Jun. 30, 2014

Defined Benefit Pension Plans [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs

The following table summarizes the components of net periodic benefit cost.

	Three Months Ended					Six Months Ended
	June 30,					June 30,
	2014			2013		2014		2013
	(In thousands)
Service cost	$	42		47		84		95
Interest cost	239			218		479		436
Expected return on plan assets	(319		)	(283	)	(639	)	(567	)
Amortization of prior service cost	1			1		2		2
Amortization of net loss	106			203		211		406
Net periodic benefit cost	$	69		186		137		372

Chairman and President Non-Qualified Defined Benefit Plans [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs

The following table summarizes the components of net periodic benefit costs for the Chairman and President non-qualified defined benefit plans.

	Three Months Ended			Six Months Ended
	June 30,			June 30,
	2014		2013	2014	2013
	(In thousands)
Service cost	$	74	45	147	89
Interest cost	251		200	502	400
Amortization of prior service cost	14		14	29	29
Amortization of net loss	324		293	647	587
Net periodic benefit cost	$	663	552	1,325	1,105

Defined Benefit Postretirement Healthcare Plans [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs

The following table summarizes the components of net periodic benefit costs.

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014			2013	2014		2013
	(In thousands)
Interest cost	$	27		30	55		59
Amortization of prior service cost	26			25	52		51
Amortization of net loss	(1		)	8	(2	)	16
Net periodic benefit cost	$	52		63	105		126