PENSION, PROFIT SHARING, AND OTHER EMPLOYEE BENEFIT PLANS (Net Periodic Benefit Cost) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Pension, Profit Sharing, and Other Employee Benefit Plans [Abstract]
Interest cost on projected benefit obligation	$ 385	$ 410	$ 770	$ 820
Expected return on plan assets	(465)	(496)	(930)	(992)
Recognized net actuarial loss	250	295	500	590
Net periodic benefit cost	$ 170	$ 209	$ 340	$ 418