Employee Benefits (Tables)

9 Months Ended

Sep. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost (Credit)

Components of Net Periodic Benefit Cost (Credit) for the Three Months Ended September 30,

	Pension Benefits						Supplemental Insurance/     Retirement Plan
	2016			2015			2016		2015
	(in thousands)
Service cost	$	318		$	336		$	455	$	397
Interest		340			394			334		341
Expected return on plan assets		(694	)		(688	)		—		—
Recognized prior service cost (benefit)		(26	)		(26	)		29		29
Recognized net actuarial losses		200			203			200		150
Net periodic benefit (credit) cost	$	138		$	219		$	1,018	$	917

Components of Net Periodic Benefit Cost (Credit) for the Nine Months Ended September 30,

	Pension Benefits						Supplemental Insurance/     Retirement Plan
	2016			2015			2016		2015
	(in thousands)
Service cost	$	954		$	1,008		$	1,366	$	1,191
Interest		1,020			1,182			1,002		1,023
Expected return on plan assets		(2,082	)		(2,064	)		—		—
Recognized prior service cost (benefit)		(78	)		(78	)		87		87
Recognized net actuarial losses		600			610			600		449
Net periodic benefit (credit) cost	$	414		$	658		$	3,055	$	2,750