| SC TO-T/A | Amendment to a previously filed SC TO-T | Jun 1, 2011 |  Open Amendment to a previously filed SC TO-T in HTML. Open Amendment to a previously filed SC TO-T in DOC file. Open Amendment to a previously filed SC TO-T in PDF file. Open Amendment to a previously filed SC TO-T in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | May 31, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| 424B5 | Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 | May 31, 2011 | Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file. |
| SC TO-T/A | Amendment to a previously filed SC TO-T | May 27, 2011 | Open Amendment to a previously filed SC TO-T in HTML.Open Amendment to a previously filed SC TO-T in DOC file.Open Amendment to a previously filed SC TO-T in PDF file.Open Amendment to a previously filed SC TO-T in XLS file. |
| 8-K/A | Amendment to a previously filed 8-K | May 27, 2011 | Open Amendment to a previously filed 8-K in HTML.Open Amendment to a previously filed 8-K in DOC file.Open Amendment to a previously filed 8-K in PDF file.Open Amendment to a previously filed 8-K in XLS file. |
| SC TO-T/A | Amendment to a previously filed SC TO-T | May 20, 2011 | Open Amendment to a previously filed SC TO-T in HTML.Open Amendment to a previously filed SC TO-T in DOC file.Open Amendment to a previously filed SC TO-T in PDF file.Open Amendment to a previously filed SC TO-T in XLS file. |
| SC TO-T | Tender offer schedule and amendment filed by a third party. | May 16, 2011 | Open Tender offer schedule and amendment filed by a third party. in HTML.Open Tender offer schedule and amendment filed by a third party. in DOC file.Open Tender offer schedule and amendment filed by a third party. in PDF file.Open Tender offer schedule and amendment filed by a third party. in XLS file. |
| 10-Q | Quarterly report which provides a continuing view of a company's financial position | May 4, 2011 | Open Quarterly report which provides a continuing view of a company's financial position in HTML.Open Quarterly report which provides a continuing view of a company's financial position in DOC file.Open Quarterly report which provides a continuing view of a company's financial position in PDF file.Open Quarterly report which provides a continuing view of a company's financial position in XLS file. Open Quarterly report which provides a continuing view of a company's financial position in XBLR Viewer. Open Quarterly report which provides a continuing view of a company's financial position in XBLR file. |
| 8-K | Report of unscheduled material events or corporate event | May 3, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| SC TO-C | Written public communication relating to an issuer or third party tender offer not by the subject co | May 3, 2011 | Open Written public communication relating to an issuer or third party tender offer not by the subject co in HTML.Open Written public communication relating to an issuer or third party tender offer not by the subject co in DOC file.Open Written public communication relating to an issuer or third party tender offer not by the subject co in PDF file.Open Written public communication relating to an issuer or third party tender offer not by the subject co in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | May 3, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | May 2, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| SC TO-C | Written public communication relating to an issuer or third party tender offer not by the subject co | May 2, 2011 | Open Written public communication relating to an issuer or third party tender offer not by the subject co in HTML.Open Written public communication relating to an issuer or third party tender offer not by the subject co in DOC file.Open Written public communication relating to an issuer or third party tender offer not by the subject co in PDF file.Open Written public communication relating to an issuer or third party tender offer not by the subject co in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | Apr 28, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | Apr 26, 2011 | Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
| 4 | Statement of changes in beneficial ownership of securities | Apr 1, 2011 | Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file. |
