Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001423902-15-000006-index-headers.html | 2015-02-26 14:57:53 | |
| 0001423902-15-000006-index.html | 2015-02-26 14:57:53 | |
| 0001423902-15-000006.txt | 2015-02-26 14:57:53 | |
 0001423902-15-000006-xbrl.zip | 367374 | 2015-02-26 14:57:53 |
 coloradoutaha03.jpg | 180013 | 2015-02-26 14:57:53 |
 etexas.jpg | 228079 | 2015-02-26 14:57:53 |
| FilingSummary.xml | 43497 | 2015-02-26 14:57:53 |
| Financial_Report.xls | 2832980 | 2015-02-26 14:57:53 |
| Financial_Report.xlsx | 346926 | 2015-02-26 14:57:53 |
 industryoverviewa01a02a01.jpg | 219911 | 2015-02-26 14:57:53 |
 oklahomaa05.jpg | 151959 | 2015-02-26 14:57:53 |
 pennsylvaniaa04.jpg | 177689 | 2015-02-26 14:57:53 |
| R1.htm | 40487 | 2015-02-26 14:57:53 |
| R10.htm | 95340 | 2015-02-26 14:57:53 |
| R11.htm | 100214 | 2015-02-26 14:57:53 |
| R12.htm | 101849 | 2015-02-26 14:57:53 |
| R13.htm | 104153 | 2015-02-26 14:57:53 |
| R14.htm | 176853 | 2015-02-26 14:57:53 |
| R15.htm | 66907 | 2015-02-26 14:57:53 |
| R16.htm | 85029 | 2015-02-26 14:57:53 |
| R17.htm | 34835 | 2015-02-26 14:57:53 |
| R18.htm | 26623 | 2015-02-26 14:57:53 |
| R19.htm | 155430 | 2015-02-26 14:57:53 |
| R2.htm | 141094 | 2015-02-26 14:57:53 |
| R20.htm | 37618 | 2015-02-26 14:57:53 |
| R21.htm | 23894 | 2015-02-26 14:57:53 |
| R22.htm | 135980 | 2015-02-26 14:57:53 |
| R23.htm | 22901 | 2015-02-26 14:57:53 |
| R24.htm | 138830 | 2015-02-26 14:57:53 |
| R25.htm | 28768 | 2015-02-26 14:57:53 |
| R26.htm | 95738 | 2015-02-26 14:57:53 |
| R27.htm | 102991 | 2015-02-26 14:57:53 |
| R28.htm | 95983 | 2015-02-26 14:57:53 |
| R29.htm | 156603 | 2015-02-26 14:57:53 |
| R3.htm | 28793 | 2015-02-26 14:57:53 |
| R30.htm | 55478 | 2015-02-26 14:57:53 |
| R31.htm | 88504 | 2015-02-26 14:57:53 |
| R32.htm | 30249 | 2015-02-26 14:57:53 |
| R33.htm | 16290 | 2015-02-26 14:57:53 |
| R34.htm | 153480 | 2015-02-26 14:57:53 |
| R35.htm | 39286 | 2015-02-26 14:57:53 |
| R36.htm | 21197 | 2015-02-26 14:57:53 |
| R37.htm | 120030 | 2015-02-26 14:57:53 |
| R38.htm | 13457 | 2015-02-26 14:57:53 |
| R39.htm | 25120 | 2015-02-26 14:57:53 |
| R4.htm | 130701 | 2015-02-26 14:57:53 |
| R40.htm | 134693 | 2015-02-26 14:57:53 |
| R41.htm | 198953 | 2015-02-26 14:57:53 |
| R42.htm | 37699 | 2015-02-26 14:57:53 |
| R43.htm | 17408 | 2015-02-26 14:57:53 |
| R44.htm | 43528 | 2015-02-26 14:57:53 |
| R45.htm | 33100 | 2015-02-26 14:57:53 |
| R46.htm | 88563 | 2015-02-26 14:57:53 |
| R47.htm | 26813 | 2015-02-26 14:57:53 |
| R48.htm | 81185 | 2015-02-26 14:57:53 |
| R49.htm | 115957 | 2015-02-26 14:57:53 |
| R5.htm | 32096 | 2015-02-26 14:57:53 |
| R50.htm | 118847 | 2015-02-26 14:57:53 |
| R51.htm | 35508 | 2015-02-26 14:57:53 |
| R52.htm | 21675 | 2015-02-26 14:57:53 |
| R53.htm | 27104 | 2015-02-26 14:57:53 |
| R54.htm | 32420 | 2015-02-26 14:57:53 |
| R55.htm | 72094 | 2015-02-26 14:57:53 |
| R56.htm | 55533 | 2015-02-26 14:57:53 |
| R57.htm | 45709 | 2015-02-26 14:57:53 |
| R58.htm | 71837 | 2015-02-26 14:57:53 |
| R59.htm | 37852 | 2015-02-26 14:57:53 |
| R6.htm | 127713 | 2015-02-26 14:57:53 |
| R60.htm | 34817 | 2015-02-26 14:57:53 |
| R61.htm | 32265 | 2015-02-26 14:57:53 |
| R62.htm | 9007 | 2015-02-26 14:57:53 |
| R63.htm | 36202 | 2015-02-26 14:57:53 |
| R64.htm | 28880 | 2015-02-26 14:57:53 |
| R65.htm | 12771 | 2015-02-26 14:57:53 |
| R66.htm | 37644 | 2015-02-26 14:57:53 |
| R67.htm | 177891 | 2015-02-26 14:57:53 |
| R68.htm | 17786 | 2015-02-26 14:57:53 |
| R69.htm | 41625 | 2015-02-26 14:57:53 |
| R7.htm | 40960 | 2015-02-26 14:57:53 |
| R70.htm | 16274 | 2015-02-26 14:57:53 |
| R71.htm | 20725 | 2015-02-26 14:57:53 |
| R72.htm | 35498 | 2015-02-26 14:57:53 |
| R73.htm | 20499 | 2015-02-26 14:57:53 |
| R74.htm | 56415 | 2015-02-26 14:57:53 |
| R75.htm | 31154 | 2015-02-26 14:57:53 |
| R76.htm | 48312 | 2015-02-26 14:57:53 |
| R77.htm | 150544 | 2015-02-26 14:57:53 |
| R78.htm | 27446 | 2015-02-26 14:57:53 |
| R79.htm | 19017 | 2015-02-26 14:57:53 |
| R8.htm | 185164 | 2015-02-26 14:57:53 |
| R9.htm | 7448 | 2015-02-26 14:57:53 |
| report.css | 2740 | 2015-02-26 14:57:53 |
| Show.js | 1410 | 2015-02-26 14:57:53 |
 transportationa04.jpg | 148137 | 2015-02-26 14:57:53 |
| wgp-20141231.xml | 3164977 | 2015-02-26 14:57:53 |
| wgp-20141231.xsd | 65009 | 2015-02-26 14:57:53 |
| wgp-20141231_cal.xml | 85040 | 2015-02-26 14:57:53 |
| wgp-20141231_def.xml | 570568 | 2015-02-26 14:57:53 |
| wgp-20141231_lab.xml | 823775 | 2015-02-26 14:57:53 |
| wgp-20141231_pre.xml | 663443 | 2015-02-26 14:57:53 |
| wgp12311410-k.htm | 4786517 | 2015-02-26 14:57:53 |
| wgp123114ex121.htm | 66011 | 2015-02-26 14:57:53 |
| wgp123114ex211.htm | 5530 | 2015-02-26 14:57:53 |
| wgp123114ex231.htm | 5738 | 2015-02-26 14:57:53 |
| wgp123114ex311.htm | 12968 | 2015-02-26 14:57:53 |
| wgp123114ex312.htm | 12882 | 2015-02-26 14:57:53 |
| wgp123114ex321.htm | 15909 | 2015-02-26 14:57:53 |
 wtexas.jpg | 143740 | 2015-02-26 14:57:53 |
 wyominga10.jpg | 217020 | 2015-02-26 14:57:53 |