| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 02/26/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
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| 02/20/18 | 10-K | Annual report pursuant to Section 13 and 15(d) |
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| 02/15/18 | 8-K | Current report filing |
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