| Type | Filed | |
|---|---|---|
| 8-K | 2018-04-20 | EDGAR |
| 8-K | 2018-04-10 | EDGAR |
| 8-K | 2018-04-02 | EDGAR |
| 8-K | 2018-02-08 | EDGAR |
| 8-K | 2018-02-05 | EDGAR |
| 8-K | 2018-01-31 | EDGAR |
| 8-K | 2018-01-29 | EDGAR |
| 8-K | 2018-01-16 | EDGAR |
| 8-K | 2018-01-09 | EDGAR |
| 8-K | 2018-01-03 | EDGAR |
| 8-K | 2017-12-18 | EDGAR |
| 8-K | 2017-12-14 | EDGAR |
| 8-K | 2017-11-30 | EDGAR |
| 8-K | 2017-11-16 | EDGAR |
| 8-K | 2017-11-03 | EDGAR |
| 8-K | 2017-10-27 | EDGAR |
| 8-K | 2017-09-01 | EDGAR |
| 8-K | 2017-08-25 | EDGAR |
| 8-K | 2017-08-17 | EDGAR |
| 8-K | 2017-06-15 | EDGAR |