GOODWILL AND OTHER INTANGIBLE ASSETS (Details) (Exterior Portfolio, USD $) In Millions, unless otherwise specified	Feb. 28, 2011
Preliminary allocation of the net purchase price to goodwill and other intangible assets
Goodwill	$ 7.5
Customer relationships
Preliminary allocation of the net purchase price to goodwill and other intangible assets
Finite-lived intangible assets	25.5
Technology
Preliminary allocation of the net purchase price to goodwill and other intangible assets
Finite-lived intangible assets	5.5
Trade names
Preliminary allocation of the net purchase price to goodwill and other intangible assets
Indefinite lived intangible assets	$ 4.5

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 53

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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