| 8-K/A | Amendment to a previously filed 8-K | Dec 4, 2012 |  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. |
| 8-K | Report of unscheduled material events or corporate event | Dec 4, 2012 | 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 | Oct 31, 2012 | 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 | Oct 4, 2012 | 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 | Aug 20, 2012 | 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 | Aug 1, 2012 | 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 | Jul 5, 2012 | 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 | Jun 25, 2012 | 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/A | Amendment to a previously filed 8-K | Jun 21, 2012 | 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. |
| 8-K | Report of unscheduled material events or corporate event | Jun 8, 2012 | 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 9, 2012 | 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 7, 2012 | 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, 2012 | 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, 2012 | 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 | Feb 23, 2012 | 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 | Feb 15, 2012 | 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. |
