INCOME TAXES (Summary of Activity Related to Net Uncertain Tax Positions) (Details) $ in Thousands	12 Months Ended
Sep. 30, 2016 USD ($)
Liability for Uncertain Tax Positions [Rollforward]
Balance at July 1, 2016	$ 13,775
Increases as a result of tax positions taken during the current period	1,268
Increases as a result of tax positions taken in prior periods	2,347
Decreases due to the lapse of the applicable statute of limitations	(1,337)
Balance at September 30, 2016	$ 16,053

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

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=65882285&loc=SL6600010-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Unrecognized Tax Benefit
-URI http://asc.fasb.org/extlink&oid=6527854

+ Details

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- Definition

Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

+ References

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- Definition

Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

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- Definition

Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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