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USD ($)
USD ($) / shares
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USD ($)
USD ($) / shares
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USD ($)
USD ($) / shares
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 3
-Subparagraph a(1)
-Article 5
Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 4
-Article 5
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-Name Statement of Financial Accounting Standard (FAS)
-Number 140
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-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 1
-Article 5
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-Name Statement of Position (SOP)
-Number 93-7
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-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 02-16
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-Number 22
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-Name Emerging Issues Task Force (EITF)
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 144
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-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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-Name Statement of Financial Accounting Standard (FAS)
-Number 131
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 131
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1/30/2011
USD ($)
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1/31/2010
USD ($)
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 3
-Subparagraph a(1)
-Article 5
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-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 4
-Article 5
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1/30/2011
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1/30/2011
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1/30/2011
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1/30/2011
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2/1/2010 - 1/30/2011
USD ($)
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2/2/2009 - 1/31/2010
USD ($)
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2/4/2008 - 2/1/2009
USD ($)
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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 146
-Paragraph 20
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-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 95-3
Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section P
-Subsection 3, 4
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