Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-15-058201-index-headers.html | 2015-08-10 15:41:14 | |
| 0001104659-15-058201-index.html | 2015-08-10 15:41:14 | |
| 0001104659-15-058201.txt | 2015-08-10 15:41:14 | |
 0001104659-15-058201-xbrl.zip | 337867 | 2015-08-10 15:41:14 |
| a15-13588_110q.htm | 3578015 | 2015-08-10 15:41:14 |
| a15-13588_1ex12d1.htm | 82991 | 2015-08-10 15:41:14 |
| a15-13588_1ex31d1.htm | 10546 | 2015-08-10 15:41:14 |
| a15-13588_1ex31d2.htm | 10576 | 2015-08-10 15:41:14 |
| a15-13588_1ex32d1.htm | 5684 | 2015-08-10 15:41:14 |
| a15-13588_1ex32d2.htm | 5681 | 2015-08-10 15:41:14 |
| FilingSummary.xml | 48377 | 2015-08-10 15:41:14 |
| Financial_Report.xlsx | 123101 | 2015-08-10 15:41:14 |
| ngl-20150630.xml | 5811966 | 2015-08-10 15:41:14 |
| ngl-20150630.xsd | 96793 | 2015-08-10 15:41:14 |
| ngl-20150630_cal.xml | 120597 | 2015-08-10 15:41:14 |
| ngl-20150630_def.xml | 583583 | 2015-08-10 15:41:14 |
| ngl-20150630_lab.xml | 835080 | 2015-08-10 15:41:14 |
| ngl-20150630_pre.xml | 833562 | 2015-08-10 15:41:14 |
| R1.htm | 22370 | 2015-08-10 15:41:14 |
| R10.htm | 33002 | 2015-08-10 15:41:14 |
| R11.htm | 345772 | 2015-08-10 15:41:14 |
| R12.htm | 64206 | 2015-08-10 15:41:14 |
| R13.htm | 26402 | 2015-08-10 15:41:14 |
| R14.htm | 92922 | 2015-08-10 15:41:14 |
| R15.htm | 124078 | 2015-08-10 15:41:14 |
| R16.htm | 9776 | 2015-08-10 15:41:14 |
| R17.htm | 50386 | 2015-08-10 15:41:14 |
| R18.htm | 150899 | 2015-08-10 15:41:14 |
| R19.htm | 142092 | 2015-08-10 15:41:14 |
| R2.htm | 89660 | 2015-08-10 15:41:14 |
| R20.htm | 139788 | 2015-08-10 15:41:14 |
| R21.htm | 51091 | 2015-08-10 15:41:14 |
| R22.htm | 5568 | 2015-08-10 15:41:14 |
| R23.htm | 909517 | 2015-08-10 15:41:14 |
| R24.htm | 106666 | 2015-08-10 15:41:14 |
| R25.htm | 109941 | 2015-08-10 15:41:14 |
| R26.htm | 30678 | 2015-08-10 15:41:14 |
| R27.htm | 342855 | 2015-08-10 15:41:14 |
| R28.htm | 63856 | 2015-08-10 15:41:14 |
| R29.htm | 28514 | 2015-08-10 15:41:14 |
| R3.htm | 22436 | 2015-08-10 15:41:14 |
| R30.htm | 95233 | 2015-08-10 15:41:14 |
| R31.htm | 111938 | 2015-08-10 15:41:14 |
| R32.htm | 47421 | 2015-08-10 15:41:14 |
| R33.htm | 158431 | 2015-08-10 15:41:14 |
| R34.htm | 147228 | 2015-08-10 15:41:14 |
| R35.htm | 138161 | 2015-08-10 15:41:14 |
| R36.htm | 48876 | 2015-08-10 15:41:14 |
| R37.htm | 905091 | 2015-08-10 15:41:14 |
| R38.htm | 20711 | 2015-08-10 15:41:14 |
| R39.htm | 4013 | 2015-08-10 15:41:14 |
| R4.htm | 77997 | 2015-08-10 15:41:14 |
| R40.htm | 6902 | 2015-08-10 15:41:14 |
| R41.htm | 23591 | 2015-08-10 15:41:14 |
| R42.htm | 38847 | 2015-08-10 15:41:14 |
| R43.htm | 12690 | 2015-08-10 15:41:14 |
| R44.htm | 23492 | 2015-08-10 15:41:14 |
| R45.htm | 12315 | 2015-08-10 15:41:14 |
| R46.htm | 18611 | 2015-08-10 15:41:14 |
| R47.htm | 58040 | 2015-08-10 15:41:14 |
| R48.htm | 13467 | 2015-08-10 15:41:14 |
| R49.htm | 95500 | 2015-08-10 15:41:14 |
| R5.htm | 10710 | 2015-08-10 15:41:14 |
| R50.htm | 63520 | 2015-08-10 15:41:14 |
| R51.htm | 130990 | 2015-08-10 15:41:14 |
| R52.htm | 116388 | 2015-08-10 15:41:14 |
| R53.htm | 158546 | 2015-08-10 15:41:14 |
| R54.htm | 82217 | 2015-08-10 15:41:14 |
| R55.htm | 9912 | 2015-08-10 15:41:14 |
| R56.htm | 14869 | 2015-08-10 15:41:14 |
| R57.htm | 49453 | 2015-08-10 15:41:14 |
| R58.htm | 29211 | 2015-08-10 15:41:14 |
| R59.htm | 203941 | 2015-08-10 15:41:14 |
| R6.htm | 34421 | 2015-08-10 15:41:14 |
| R60.htm | 37842 | 2015-08-10 15:41:14 |
| R61.htm | 4119 | 2015-08-10 15:41:14 |
| R62.htm | 4882 | 2015-08-10 15:41:14 |
| R63.htm | 23318 | 2015-08-10 15:41:14 |
| R64.htm | 14802 | 2015-08-10 15:41:14 |
| R65.htm | 29672 | 2015-08-10 15:41:14 |
| R66.htm | 13695 | 2015-08-10 15:41:14 |
| R67.htm | 85265 | 2015-08-10 15:41:14 |
| R68.htm | 14118 | 2015-08-10 15:41:14 |
| R69.htm | 143893 | 2015-08-10 15:41:14 |
| R7.htm | 106795 | 2015-08-10 15:41:14 |
| R70.htm | 49249 | 2015-08-10 15:41:14 |
| R71.htm | 35278 | 2015-08-10 15:41:14 |
| R72.htm | 20247 | 2015-08-10 15:41:14 |
| R73.htm | 9793 | 2015-08-10 15:41:14 |
| R74.htm | 73515 | 2015-08-10 15:41:14 |
| R75.htm | 29903 | 2015-08-10 15:41:14 |
| R76.htm | 8700 | 2015-08-10 15:41:14 |
| R77.htm | 130458 | 2015-08-10 15:41:14 |
| R78.htm | 71739 | 2015-08-10 15:41:14 |
| R79.htm | 22318 | 2015-08-10 15:41:14 |
| R8.htm | 11911 | 2015-08-10 15:41:14 |
| R80.htm | 88976 | 2015-08-10 15:41:14 |
| R9.htm | 132930 | 2015-08-10 15:41:14 |
| report.css | 2767 | 2015-08-10 15:41:14 |
| Show.js | 1410 | 2015-08-10 15:41:14 |