RESTRUCTURING CHARGES (Narrative) (Details) - USD ($) $ in Thousands		12 Months Ended
Aug. 31, 2019	Feb. 28, 2019
Restructuring Cost And Reserve [Line Items]
Restructuring charges		$ 8,015
Severance and employee related costs		4,300
Restructuring charges		3,700
Canton, Massachusetts [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges		$ 3,300
Scenario, Forecast [Member] \| Oxnard Facility [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charge	$ 1,000

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
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-Subparagraph (SAB Topic 5.P.3)
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration