| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 05/05/15 | 8-K | Form 8-K: Current report filing |
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| 05/01/15 | 8-K | Form 8-K: Current report filing |
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| 04/08/15 | ARS | Form ARS: Annual report to security holders |
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| 04/08/15 | DEFA14A | Form DEFA14A: Additional definitive proxy soliciting materials and Rule 14(a)(12) material |
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| 04/08/15 | DEF 14A | Form DEF 14A: Definitive proxy statements |
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| 04/01/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/25/15 | 8-K | Form 8-K: Current report filing |
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| 03/23/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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| 03/23/15 | 424B5 | Form 424B5: Prospectus filed pursuant to Rule 424(b)(5) |
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| 03/20/15 | 4 | Form 4: Statement of changes in beneficial ownership of securities |
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