| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/20/11 | 8-K | Current report filing | 57 | ||
| 04/15/11 | 424B5 | Prospectus filed pursuant to Rule 424(b)(5) | 67 | ||
| 04/14/11 | S-3MEF | A new registration statement filed under Rule 462(b) to add securities to a prior related effective registration statement filed on Form S-3 | 10 | ||
| 04/11/11 | FWP | Filing under Securities Act Rules 163/433 of free writing prospectuses | 2 | ||
| 04/11/11 | 8-K | Current report filing | 9 | ||
| 04/11/11 | 424B3 | Prospectus filed pursuant to Rule 424(b)(3) | 67 | ||
| 04/08/11 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 5 | ||
| 04/08/11 | DEF 14A | Definitive proxy statements | 83 | ||
| 03/08/11 | 10-K | Annual report pursuant to Section 13 and 15(d) | 343 | ||
| 02/24/11 | 8-K | Current report filing | 19 |