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FormDescriptionDateFormat
11-KAn annual report of employee stock purchase, savings and similar plansJun 27, 2012Open An annual report of employee stock purchase, savings and similar plans in HTML.Open An annual report of employee stock purchase, savings and similar plans in DOC file.Open An annual report of employee stock purchase, savings and similar plans in PDF file.Open An annual report of employee stock purchase, savings and similar plans in XLS file.
10-K/AAmendment to a previously filed 10-KApr 23, 2012Open Amendment to a previously filed 10-K in HTML.Open Amendment to a previously filed 10-K in DOC file.Open Amendment to a previously filed 10-K in PDF file.Open Amendment to a previously filed 10-K in XLS file.Open Amendment to a previously filed 10-K in XBLR Viewer.Open Amendment to a previously filed 10-K in XBLR file.
ARSAn annual report to security holders.Apr 4, 2012Open An annual report to security holders. in HTML.Open An annual report to security holders. in DOC file.Open An annual report to security holders. in PDF file.Open An annual report to security holders. in XLS file.
10-KAnnual report which provides a comprehensive overview of the company for the past yearFeb 29, 2012Open Annual report which provides a comprehensive overview of the company for the past year in HTML.Open Annual report which provides a comprehensive overview of the company for the past year in DOC file.Open Annual report which provides a comprehensive overview of the company for the past year in PDF file.Open Annual report which provides a comprehensive overview of the company for the past year in XLS file.Open Annual report which provides a comprehensive overview of the company for the past year in XBLR Viewer.Open Annual report which provides a comprehensive overview of the company for the past year in XBLR file.