| Type | Filed | |
|---|---|---|
| 8-K | 2018-03-14 | EDGAR |
| 8-K | 2018-03-12 | EDGAR |
| 8-K | 2018-03-06 | EDGAR |
| 8-K | 2018-03-01 | EDGAR |
| 8-K | 2018-01-22 | EDGAR |
| 8-K | 2017-12-29 | EDGAR |
| 8-K | 2017-12-01 | EDGAR |
| 8-K | 2017-11-06 | EDGAR |
| 8-K | 2017-09-21 | EDGAR |
| 8-K | 2017-08-04 | EDGAR |
| 8-K | 2017-05-09 | EDGAR |
| 8-K | 2017-03-13 | EDGAR |
| 8-K | 2017-02-24 | EDGAR |
| 8-K | 2016-11-08 | EDGAR |
| 8-K | 2016-11-03 | EDGAR |
| 8-K | 2016-10-07 | EDGAR |
| 8-K | 2016-09-21 | EDGAR |
| 8-K | 2016-08-05 | EDGAR |
| 8-K | 2016-07-29 | EDGAR |
| 8-K | 2016-06-07 | EDGAR |