SUPPLEMENTAL EXECUTIVE RETIREMENT PLAN (Tables)

9 Months Ended

Sep. 30, 2016

Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract]

Components of net periodic pension cost

The components of net periodic pension cost were as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Service cost	$	354	$	319	$	1,062	$	867
Interest cost		219		166		656		452
Amortization of prior service cost		415		436		1,245		1,114
Amortization of loss		3		—		11		—
Total net periodic benefit cost	$	991	$	921	$	2,974	$	2,433