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 periods ended March 31, 2017 and 2016.

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



	Three Months Ended March 31,
(In thousands)	2017			2016
Service cost	$	1,317		$	1,264
Interest cost	1,271			1,217
Expected return on plan assets	(2,863		)	(2,737		)
Amortization of prior service cost	—			—
Recognized net actuarial loss	144			193
Net periodic benefit income	$	(131	)	$	(63	)