| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 06/04/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 06/04/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 06/04/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 05/23/12 | 8-K | Form 8-K: Current report filing |
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| 05/22/12 | 8-K | Form 8-K: Current report filing |
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| 05/22/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 05/15/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 05/10/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 05/08/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 05/04/12 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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