| 4 | Statement of changes in beneficial ownership of securities | May 11, 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. |
| 10-Q | Quarterly report which provides a continuing view of a company's financial position | May 10, 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 5, 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-T/A | Amendment to a previously filed SC TO-T | May 5, 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. |
| 4 | Statement of changes in beneficial ownership of securities | May 3, 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 | May 3, 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. |
| SC TO-T/A | Amendment to a previously filed SC TO-T | May 3, 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 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-I/A | Amendment to a previously filed SC TO-I | May 2, 2011 | Open Amendment to a previously filed SC TO-I in HTML.Open Amendment to a previously filed SC TO-I in DOC file.Open Amendment to a previously filed SC TO-I in PDF file.Open Amendment to a previously filed SC TO-I in XLS file. |
| DEF 14A | Official notification to shareholders of matters to be brought to a vote ("Proxy") | Apr 29, 2011 | Open Official notification to shareholders of matters to be brought to a vote ("Proxy") in HTML.Open Official notification to shareholders of matters to be brought to a vote ("Proxy") in DOC file.Open Official notification to shareholders of matters to be brought to a vote ("Proxy") in PDF file.Open Official notification to shareholders of matters to be brought to a vote ("Proxy") in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | Apr 29, 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-I/A | Amendment to a previously filed SC TO-I | Apr 28, 2011 | Open Amendment to a previously filed SC TO-I in HTML.Open Amendment to a previously filed SC TO-I in DOC file.Open Amendment to a previously filed SC TO-I in PDF file.Open Amendment to a previously filed SC TO-I in XLS file. |
| SC TO-T | Tender offer schedule and amendment filed by a third party. | Apr 26, 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. |
| SC 13D | Filing by person(s) reporting owned shares of common stock in a public company >5% | Apr 25, 2011 | Open Filing by person(s) reporting owned shares of common stock in a public company >5% in HTML.Open Filing by person(s) reporting owned shares of common stock in a public company >5% in DOC file.Open Filing by person(s) reporting owned shares of common stock in a public company >5% in PDF file.Open Filing by person(s) reporting owned shares of common stock in a public company >5% in XLS file. |
| 3 | Initial filing by director officer or owner of more than ten percent. | Apr 25, 2011 | Open Initial filing by director officer or owner of more than ten percent. in HTML.Open Initial filing by director officer or owner of more than ten percent. in DOC file.Open Initial filing by director officer or owner of more than ten percent. in PDF file.Open Initial filing by director officer or owner of more than ten percent. in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | Apr 21, 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 | Apr 15, 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 13, 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 8, 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-I/A | Amendment to a previously filed SC TO-I | Apr 6, 2011 | Open Amendment to a previously filed SC TO-I in HTML.Open Amendment to a previously filed SC TO-I in DOC file.Open Amendment to a previously filed SC TO-I in PDF file.Open Amendment to a previously filed SC TO-I in XLS file. |
| 8-K | Report of unscheduled material events or corporate event | Apr 5, 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 4, 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 4, 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 4, 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 4, 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. |
