GOODWILL (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($)
Goodwill [Roll Forward]
December 31, 2015	$ 972,606
Foreign currency translation adjustment	6,018
March 31, 2016	978,624
Commercial Industrial [Member]
Goodwill [Roll Forward]
December 31, 2015	447,828
Foreign currency translation adjustment	748
March 31, 2016	448,576
Defense [Member]
Goodwill [Roll Forward]
December 31, 2015	337,603
Foreign currency translation adjustment	5,085
March 31, 2016	342,688
Power [Member]
Goodwill [Roll Forward]
December 31, 2015	187,175
Foreign currency translation adjustment	185
March 31, 2016	$ 187,360