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| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/18/12 | 8-K | Current report filing |
|
2 | |
| 05/15/12 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
   |
20 |
| 05/07/12 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
2 | |
| 04/30/12 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
|
2 | |
| 04/30/12 | DEF 14A | Definitive proxy statements |
|
33 | |
| 04/02/12 | 8-K | Current report filing |
|
6 | |
| 03/30/12 | 10-K | Annual report pursuant to Section 13 and 15(d) |
|
|
47 |
| 03/22/12 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/11 | 8-K | Current report filing |
|
7 | |
| 11/14/11 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
|
|
21 |