| 6 Months Ended June 30, 2018 |  |
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| 3 Months Ended March 31, 2018 | |
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| 2017 – Year Ended December 31, 2017 | |
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| 9 Months Ended September 30, 2017 | |
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| 6 Months Ended June 30, 2017 | |
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| 3 Months Ended March 31, 2017 | |
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| 2016 – Year Ended December 31, 2016 | |
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| 9 Months Ended September 30, 2016 | |
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| 6 Months Ended June 30, 2016 | |
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| 3 months ended March 31, 2016 | |
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