Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Components of net periodic benefit cost

The following table sets forth the components of net periodic benefit cost for the three months ended June 30, 2016 and 2015 based on December 31, 2015 and 2014 actuarial measurement dates, respectively:

	Defined pension plan benefits						Other postretirement benefits
(In thousands)	2016			2015			2016			2015
Service cost (benefit) – benefits earned during the year	$	48		$	(2	)	$	33		$	34
Interest cost on projected benefit obligations	450			454			65			60
Expected return on plan assets	(538		)	(532		)	—			—
Amortization of prior service cost	—			—			(7		)	13
Amortization of net loss	154			163			—			—
Net periodic benefit cost	$	114		$	83		$	91		$	107

The following table sets forth the components of net periodic benefit cost for the six months ended June 30, 2016 and 2015 based on December 31, 2015 and 2014 actuarial measurement dates, respectively:

	Defined pension plan benefits						Other postretirement benefits
(In thousands)	2016			2015			2016			2015
Service cost – benefits earned during the year	$	55		$	14		$	69		$	74
Interest cost on projected benefit obligations	905			900			129			126
Expected return on plan assets	(1,087		)	(1,075		)	—			—
Amortization of prior service cost	—			—			(13		)	26
Amortization of net loss	311			354			—			—
Net periodic benefit cost	$	184		$	193		$	185		$	226