PENSION AND POSTRETIREMENT BENEFITS (Tables)

6 Months Ended

Jun. 30, 2017

Compensation And Retirement Disclosure [Abstract]

Net Periodic Cost (Benefit)

Net periodic cost (benefit) for our qualified defined benefit pension plan and several of our non-qualified supplemental defined benefit pension plans (the “Domestic Plans”) and our J. Ray McDermott, S.A. Third Country National Employees Pension Plan (the “TCN Plan”) was as follows:

	Domestic Plans
	Three months ended June 30,						Six months ended June 30,
	2017			2016			2017			2016
	(In thousands)
Interest cost	$	4,991		$	5,293		$	9,982		$	10,552
Expected return on plan assets		(4,907	)		(5,001	)		(9,814	)		(10,004	)
Net periodic (benefit) cost	$	84		$	292		$	168		$	548

	TCN Plan
	Three months ended June 30,						Six months ended June 30,
	2017			2016			2017			2016
	(In thousands)
Interest cost	$	290		$	338		$	580		$	676
Expected return on plan assets		(345	)		(397	)		(690	)		(794	)
Net periodic (benefit) cost	$	(55	)	$	(59	)	$	(110	)	$	(118	)