| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 08/01/11 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) |
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| 07/29/11 | 4 | Statement of changes in beneficial ownership of securities |
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| 07/27/11 | 8-K | Current report filing |
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| 07/20/11 | 4 | Statement of changes in beneficial ownership of securities |
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| 07/18/11 | 8-K | Current report filing |
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| 07/05/11 | 8-K | Current report filing |
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| 06/24/11 | 11-K | Annual report of employee stock purchase, savings and similar plans |
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| 06/01/11 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/19/11 | UPLOAD | SEC-generated letter |
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| 05/18/11 | 8-K | Current report filing |
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