Report Element Information

Run date/time: 6/5/2011 7:34:40 AM

Report Element Attributes:

Report element from taxonomy prefix:	us-gaap
US GAAP taxonomy standard label:	us-gaap: Common Stock, Shares, Issued
Filer taxonomy standard label:	Common Stock, Shares, Issued
Documentation:	Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
Balance type:
Period type:	As of (instant)
Report element type:	[Concept]
Data type:	Shares (xbrli:sharesItemType)
ID:	us-gaap_CommonStockSharesIssued
Name:	us-gaap:CommonStockSharesIssued

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Labels of Report Element: (Labels from filer taxonomy, does not include other labels)

Role:	Label	Lang
Standard label (http://www.xbrl.org/2003/role/label)	Common Stock, Shares, Issued	en-US

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References of Report Element, FASB Accounting Standards Codification:

Publisher, Name:	Topic	Sub Topic	Glossary	URI
FASB, Accounting Standards Codification	210	10		http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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References of Report Element, SEC Regulation S-X (SX):

Publisher, Name:	Number	Section	Paragraph	Subparagraph	Article
SEC, Regulation S-X (SX)	210	02	30		5

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References of Report Element, US GAAP Legacy:

Publisher:

Name

Number

Chapter

Section

Paragraph

Subparagraph

Article

Clause

Appendix

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