| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/07/12 | Current report filing |
|
21 | ||
| 01/17/12 | Current report filing |
|
41 | ||
| 12/29/11 | Automatic shelf registration statement of securities of well-known seasoned issuers |
|
278 | ||
| 12/27/11 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities |
|
10 | ||
| 12/07/11 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/21/11 | Current report filing |
|
14 | ||
| 11/17/11 | Current report filing |
|
35 | ||
| 11/16/11 | Current report filing |
|
78 | ||
| 11/14/11 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions |
|
6 | ||
| 11/10/11 | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions |
|
6 |