GOODWILL (Detail) $ in Thousands	6 Months Ended
	Jun. 30, 2016 USD ($)
Goodwill [Roll Forward]
December 31, 2015	$ 972,606
Foreign currency translation adjustment	(4,756)
June 30, 2016	967,850
Commercial Industrial [Member]
Goodwill [Roll Forward]
December 31, 2015	447,828
Foreign currency translation adjustment	(4,782)
June 30, 2016	443,046
Defense [Member]
Goodwill [Roll Forward]
December 31, 2015	337,603
Foreign currency translation adjustment	(178)
June 30, 2016	337,425
Power [Member]
Goodwill [Roll Forward]
December 31, 2015	187,175
Foreign currency translation adjustment	204
June 30, 2016	$ 187,379