Pension Plan

Park has a noncontributory defined benefit pension plan covering substantially all of its employees. The plan provides benefits based on an employee’s years of service and compensation.

There were no pension plan contributions for the three-month or nine-month periods ended September 30, 2016 and 2015.

The following table shows the components of net periodic benefit income:



	Three Months Ended September 30,						Nine Months Ended September 30,
(In thousands)	2016			2015			2016			2015
Service cost	$	1,264		$	1,342		$	3,792		$	4,026
Interest cost	1,217			1,174			3,651			3,522
Expected return on plan assets	(2,737		)	(2,855		)	(8,211		)	(8,565		)
Amortization of prior service cost	—			4			—			12
Recognized net actuarial loss	193			159			579			477
Net periodic benefit income	$	(63	)	$	(176	)	$	(189	)	$	(528	)