ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Other Current Liabilities) (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Accrued Liabilities, Current [Abstract]
Warranty	$ 14,212	$ 11,768
Additional amounts due to sellers on acquisitions	1,941	1,985
Reserves on loss contracts	1,418	1,662
Pension and other postretirement liabilities	5,060	5,331
Other Sundry Liabilities, Current	13,179	7,281
Other current liabilities	$ 35,810	$ 28,027