| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 07/29/09 | 8-K | Current report filing |
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| 07/10/09 | 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 |
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| 06/22/09 | 11-K | Annual report of employee stock purchase, savings and similar plans |
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| 06/19/09 | 8-K | Current report filing |
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| 06/18/09 | 8-K | Current report filing |
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| 06/03/09 | 8-K | Current report filing |
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| 05/21/09 | 4 | Statement of changes in beneficial ownership of securities |
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| 05/19/09 | 8-K | Current report filing |
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| 05/18/09 | 8-K | Current report filing |
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| 05/15/09 | 424B2 | Prospectus filed pursuant to Rule 424(b)(2) |
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