| March 31, 2019
SEC Form 17-Q DD Q1 2019 Quarterly Report
| September 30, 2018
SEC Form 17-Q DD Q3 2018 Quarterly Report
| June 30, 2018
SEC Form 17-Q DD Q2 2018 Quarterly Report
| March 31, 2018
SEC Form 17-Q DD Q1 2018 Quarterly Report
| September 30, 2017
SEC Form 17-Q DD Q3 2017 Quarterly Report
| June 30, 2017
SEC Form 17-Q DD Q2 2017 Quarterly Report
| March 31, 2017
SEC Form 17-Q DD Q1 2017 Quarterly Report
| April 30, 2016
SEC Form 17-Q DD Q3 2016 Quarterly Report
| April 15, 2016
SEC Form 17-Q DD Q2 2016 Quarterly Report
| March 31, 2016
