| Date | Form | Description | XBRL | |
|---|---|---|---|---|
| 02/14/18 | Quarterly report pursuant to Section 13 or 15(d) |
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| 11/14/17 | Quarterly report pursuant to Section 13 or 15(d) |
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| 05/15/17 | Quarterly report pursuant to Section 13 or 15(d) |
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| 02/13/17 | Quarterly report pursuant to Section 13 or 15(d) |
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| 11/14/16 | Quarterly report pursuant to Section 13 or 15(d) |
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| 05/12/16 | Quarterly report pursuant to Section 13 or 15(d) |
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| 02/12/16 | Quarterly report pursuant to Section 13 or 15(d) |
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| 11/13/15 | Quarterly report pursuant to Section 13 or 15(d) |
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| 05/15/15 | Quarterly report pursuant to Section 13 or 15(d) |
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| 02/13/15 | Quarterly report pursuant to Section 13 or 15(d) |
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