| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 03/20/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/19/13 | 8-K | Current report filing |
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| 03/06/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/06/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/04/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/04/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
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| 03/01/13 | 4 | Statement of changes in beneficial ownership of securities |
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