PENSION BENEFITS (Tables)

6 Months Ended

Jun. 30, 2016

PENSION BENEFITS [Abstract]

Components Of Net Periodic Benefit Costs

	Three months ended		Six months ended
	June 30,		June 30,
	2016	2015	2016	2015
	(In thousands)
Service cost	$    2,213	$    2,615	$    4,426	$    5,230
Interest cost	2,341	2,588	4,682	5,176
Expected return on assets	(2,613)	(2,693)	(5,226)	(5,387)
Recognized prior service cost	(179)	(180)	(358)	(359)
Recognized net loss	1,690	1,976	3,380	3,952
Net periodic benefit costs	$    3,452	$    4,306	$    6,904	$    8,612