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ACQUISITIONS OF BUSINESSES (Narrative) (Details) - USD ($) $ in Millions		1 Months Ended
	Jul. 14, 2015	Jul. 28, 2015	Apr. 30, 2016
Business Acquisition [Line Items]
Acquired assets and assumed liabilities			$ 17.7
Milltronics Manufacturing Company [Member]
Business Acquisition [Line Items]
Total purchase price	$ 12.5
Takumi Machinery [Member]
Business Acquisition [Line Items]
Total purchase price		$ 5.1

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 30
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=6911251&loc=d3e6578-128477

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-Section 50
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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464

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