OTHER INCOME	3 Months Ended
Dec. 31, 2012
Other Income and Other Expense Disclosure [Text Block]	NOTE 16 – OTHER INCOME Other income (expense) included $12 and ($495) for the quarters ended December 31, 2012 and 2011, respectively, of currency exchange gain (losses) in connection with the translation of receivables and payables denominated in currencies other than the functional currencies of Griffon and its subsidiaries as well as $32 and $65, respectively, of investment income.

The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.3,6,7,9)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 3, 6, 7, 9

-Article 5

Name:	us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration