| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/26/12 | Current report filing | PDF | 7 | ||
| 06/25/12 | Annual report of employee stock purchase, savings and similar plans | PDF | 12 | ||
| 06/22/12 | Prospectus filed pursuant to Rule 424(b)(2) | PDF | 2 | ||
| 06/21/12 | Filing under Securities Act Rules 163/433 of free writing prospectuses | PDF | 2 | ||
| 06/01/12 | Statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 05/25/12 | SEC-generated letter | PDF | 1 | ||
| 05/18/12 | A correspondence can be sent as a document with another submission type or can be sent as a separate submission. | PDF | 1 | ||
| 05/10/12 | Current report filing | PDF | 2 | ||
| 05/09/12 | Statement of changes in beneficial ownership of securities | PDF | 1 | ||
| 05/09/12 | Statement of changes in beneficial ownership of securities | PDF | 1 |