Date when the acquirer obtains control of the acquiree, in CCYY-MM-DD format.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 6
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

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- Definition

The number of businesses acquired by the entity during the period.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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ACQUISITIONS Narrative (Details) $ in Thousands				6 Months Ended
ACQUISITIONS Narrative (Details) $ in Thousands	Apr. 02, 2018	Feb. 08, 2017	Jan. 03, 2017	Jun. 30, 2018 USD ($) NumberAcquisitions	Jun. 30, 2017 USD ($) NumberAcquisitions
Business Acquisition [Line Items]
Number of Businesses Acquired \| NumberAcquisitions				1	2
Payments to Acquire Businesses, Gross				$ 212,737	$ 232,630
Revenue of Acquiree since Acquisition Date, Actual				22,000	25,000
Earnings or Loss of Acquiree since Acquisition Date, Actual				(3,000)	(4,000)
2018 acquisitions [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross				212,737
2017 acquisitions [Member]
Business Acquisition [Line Items]
Purchase Price, Net of Cash Acquired					$ 232,630
Power [Member] \| Dresser-Rand Government Business (DRG) [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition	Apr. 02, 2018
Payments to Acquire Businesses, Gross				212,737
Defense [Member] \| Teletronics Technology Corporation (TTC) [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition			Jan. 03, 2017
Purchase Price, Net of Cash Acquired				226,015
Commercial Industrial [Member] \| Para Tech Coating, Inc (Para Tech) [Member]
Business Acquisition [Line Items]
Effective Date of Acquisition		Feb. 08, 2017
Payments to Acquire Businesses, Gross				$ 6,615