GOODWILL (Detail) $ in Thousands	6 Months Ended
Jun. 30, 2020 USD ($)
Goodwill [Roll Forward]
December 31, 2019	$ 1,166,680
Goodwill, Acquired During Period	43,862
Goodwill, Other Increase (Decrease)	(1,386)
Foreign currency translation adjustment	(11,962)
June 30, 2020	1,197,194
Commercial Industrial [Member]
Goodwill [Roll Forward]
December 31, 2019	431,082
Goodwill, Acquired During Period	29,233
Foreign currency translation adjustment	(5,334)
June 30, 2020	454,981
Defense [Member]
Goodwill [Roll Forward]
December 31, 2019	526,955
Goodwill, Acquired During Period	14,629
Goodwill, Other Increase (Decrease)	(1,386)
Foreign currency translation adjustment	(5,942)
June 30, 2020	534,256
Power [Member]
Goodwill [Roll Forward]
December 31, 2019	208,643
Foreign currency translation adjustment	(686)
June 30, 2020	$ 207,957

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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