| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/10/13 | SC 13G | Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions |
|
5 | |
| 11/14/12 | 10-Q | Quarterly report pursuant to sections 13 or 15(d) |
|
   |
23 |
| 08/14/12 | 10-Q | Quarterly report pursuant to sections 13 or 15(d) |
|
|
23 |
| 06/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/20/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/15/12 | 10-Q | Quarterly report pursuant to sections 13 or 15(d) |
|
|
22 |
| 03/29/12 | 10-K | Annual report pursuant to section 13 and 15(d) |
|
|
78 |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/05/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
