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| 0001558370-18-008176-index.html | 2018-10-31 16:43:11 | |
| 0001558370-18-008176.txt | 2018-10-31 16:43:11 | |
 0001558370-18-008176-xbrl.zip | 79717 | 2018-10-31 16:43:11 |
| amgp-20180930.xml | 628732 | 2018-10-31 16:43:11 |
| amgp-20180930.xsd | 35217 | 2018-10-31 16:43:11 |
| amgp-20180930ex3118991c7.htm | 18859 | 2018-10-31 16:43:11 |
| amgp-20180930ex312ae87a0.htm | 18816 | 2018-10-31 16:43:11 |
| amgp-20180930ex321f0fa02.htm | 9519 | 2018-10-31 16:43:11 |
| amgp-20180930ex322220273.htm | 9192 | 2018-10-31 16:43:11 |
| amgp-20180930ex991c266b1.htm | 3125750 | 2018-10-31 16:43:11 |
| amgp-20180930x10q.htm | 1056611 | 2018-10-31 16:43:11 |
| amgp-20180930_cal.xml | 26390 | 2018-10-31 16:43:11 |
| amgp-20180930_def.xml | 106098 | 2018-10-31 16:43:11 |
| amgp-20180930_lab.xml | 287939 | 2018-10-31 16:43:11 |
| amgp-20180930_pre.xml | 189260 | 2018-10-31 16:43:11 |
| FilingSummary.xml | 18859 | 2018-10-31 16:43:11 |
| Financial_Report.xlsx | 40362 | 2018-10-31 16:43:11 |
| R1.htm | 27703 | 2018-10-31 16:43:11 |
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| R9.htm | 7704 | 2018-10-31 16:43:11 |
| report.css | 2767 | 2018-10-31 16:43:11 |
| Show.js | 1085 | 2018-10-31 16:43:11 |