SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Goodwill (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Feb. 28, 2015	Aug. 31, 2014	Feb. 28, 2014
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Goodwill	$ 36,069us-gaap_Goodwill	$ 36,108us-gaap_Goodwill	$ 36,321us-gaap_Goodwill
Goodwill, Translation Adjustments	$ (39)us-gaap_GoodwillTranslationAdjustments

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://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant