Benefit Plans

The following tables provide the components of net periodic benefit cost for our pension, supplemental executive retirement and other postretirement benefit plans for three and nine months ended September 30, 2016 and 2015:



	Three Months Ended September 30,
	Pension and Supplemental Executive Retirement Plans						Other Postretirement Benefit Plans
(In thousands)	2016			2015			2016			2015
Service cost	$	2,283		$	2,564		$	188		$	208
Interest cost	3,976			3,962			176			174
Expected return on plan assets	(4,877		)	(5,278		)	(1,222		)	(1,248		)
Recognized net actuarial loss (gain)	1,464			1,372			—			(44		)
Amortization of prior service cost	(172		)	(211		)	(1,662		)	(1,661		)
Net periodic benefit cost (benefit)	$	2,674		$	2,409		$	(2,520	)	$	(2,571	)



	Nine Months Ended September 30,
	Pension and Supplemental Executive Retirement Plans						Other Postretirement Benefit Plans
(In thousands)	2016			2015			2016			2015
Service cost	$	6,848		$	7,692		$	564		$	624
Interest cost	11,929			11,886			528			523
Expected return on plan assets	(14,631		)	(15,832		)	(3,665		)	(3,743		)
Recognized net actuarial loss (gain)	4,392			4,114			—			(132		)
Amortization of prior service cost	(515		)	(633		)	(4,987		)	(4,986		)
Net periodic benefit cost (benefit)	$	8,023		$	7,227		$	(7,560	)	$	(7,714	)

We currently intend to make contributions totaling $11.4 million to our qualified pension plan and supplemental executive retirement plan in 2016, of which $2.6 million has been contributed through September 30, 2016.