| Type | Filed | |
|---|---|---|
| 8-K | 2018-02-15 | EDGAR |
| 8-K | 2017-12-04 | EDGAR |
| 8-K | 2017-10-30 | EDGAR |
| 8-K | 2017-10-23 | EDGAR |
| 8-K | 2017-10-12 | EDGAR |
| 8-K | 2017-07-27 | EDGAR |
| 8-K | 2017-05-08 | EDGAR |
| 8-K | 2017-04-25 | EDGAR |
| 8-K | 2017-02-21 | EDGAR |
| 8-K | 2017-02-01 | EDGAR |
| 8-K | 2016-10-31 | EDGAR |
| 8-K | 2016-08-01 | EDGAR |
| 8-K | 2016-05-06 | EDGAR |
| 8-K | 2016-04-26 | EDGAR |
| 8-K | 2016-02-16 | EDGAR |
| 8-K | 2015-12-18 | EDGAR |
| 8-K | 2015-12-10 | EDGAR |
| 8-K | 2015-10-27 | EDGAR |
| 8-K | 2015-10-15 | EDGAR |
| 8-K | 2015-07-28 | EDGAR |