Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001143068-15-000055-index-headers.html | 2015-08-06 17:02:57 | |
| 0001143068-15-000055-index.html | 2015-08-06 17:02:57 | |
| 0001143068-15-000055.txt | 2015-08-06 17:02:57 | |
 0001143068-15-000055-xbrl.zip | 502536 | 2015-08-06 17:02:57 |
| FilingSummary.xml | 43065 | 2015-08-06 17:02:57 |
| Financial_Report.xlsx | 116888 | 2015-08-06 17:02:57 |
| gxp-06302015x10q.htm | 3361879 | 2015-08-06 17:02:57 |
| gxp-06302015xex121.htm | 98854 | 2015-08-06 17:02:57 |
| gxp-06302015xex122.htm | 85745 | 2015-08-06 17:02:57 |
| gxp-06302015xex311.htm | 14790 | 2015-08-06 17:02:57 |
| gxp-06302015xex312.htm | 13614 | 2015-08-06 17:02:57 |
| gxp-06302015xex313.htm | 13811 | 2015-08-06 17:02:57 |
| gxp-06302015xex314.htm | 13752 | 2015-08-06 17:02:57 |
| gxp-06302015xex321.htm | 9567 | 2015-08-06 17:02:57 |
| gxp-06302015xex322.htm | 9558 | 2015-08-06 17:02:57 |
| gxp-20150630.xml | 5919124 | 2015-08-06 17:02:57 |
| gxp-20150630.xsd | 113583 | 2015-08-06 17:02:57 |
| gxp-20150630_cal.xml | 144103 | 2015-08-06 17:02:57 |
| gxp-20150630_def.xml | 781385 | 2015-08-06 17:02:57 |
| gxp-20150630_lab.xml | 1575046 | 2015-08-06 17:02:57 |
| gxp-20150630_pre.xml | 901341 | 2015-08-06 17:02:57 |
| R1.htm | 26050 | 2015-08-06 17:02:57 |
| R10.htm | 279368 | 2015-08-06 17:02:57 |
| R11.htm | 93023 | 2015-08-06 17:02:57 |
| R12.htm | 9573 | 2015-08-06 17:02:57 |
| R13.htm | 34431 | 2015-08-06 17:02:57 |
| R14.htm | 83554 | 2015-08-06 17:02:57 |
| R15.htm | 66317 | 2015-08-06 17:02:57 |
| R16.htm | 18132 | 2015-08-06 17:02:57 |
| R17.htm | 109517 | 2015-08-06 17:02:57 |
| R18.htm | 48159 | 2015-08-06 17:02:57 |
| R19.htm | 10709 | 2015-08-06 17:02:57 |
| R2.htm | 101416 | 2015-08-06 17:02:57 |
| R20.htm | 21347 | 2015-08-06 17:02:57 |
| R21.htm | 281780 | 2015-08-06 17:02:57 |
| R22.htm | 544977 | 2015-08-06 17:02:57 |
| R23.htm | 194953 | 2015-08-06 17:02:57 |
| R24.htm | 144568 | 2015-08-06 17:02:57 |
| R25.htm | 171738 | 2015-08-06 17:02:57 |
| R26.htm | 19247 | 2015-08-06 17:02:57 |
| R27.htm | 50199 | 2015-08-06 17:02:57 |
| R28.htm | 64688 | 2015-08-06 17:02:57 |
| R29.htm | 276610 | 2015-08-06 17:02:57 |
| R3.htm | 190775 | 2015-08-06 17:02:57 |
| R30.htm | 91782 | 2015-08-06 17:02:57 |
| R31.htm | 30504 | 2015-08-06 17:02:57 |
| R32.htm | 79392 | 2015-08-06 17:02:57 |
| R33.htm | 59924 | 2015-08-06 17:02:57 |
| R34.htm | 108388 | 2015-08-06 17:02:57 |
| R35.htm | 13975 | 2015-08-06 17:02:57 |
| R36.htm | 15146 | 2015-08-06 17:02:57 |
| R37.htm | 275059 | 2015-08-06 17:02:57 |
| R38.htm | 539835 | 2015-08-06 17:02:57 |
| R39.htm | 193470 | 2015-08-06 17:02:57 |
| R4.htm | 34101 | 2015-08-06 17:02:57 |
| R40.htm | 145143 | 2015-08-06 17:02:57 |
| R41.htm | 166507 | 2015-08-06 17:02:57 |
| R42.htm | 12664 | 2015-08-06 17:02:57 |
| R43.htm | 27069 | 2015-08-06 17:02:57 |
| R44.htm | 10835 | 2015-08-06 17:02:57 |
| R45.htm | 14644 | 2015-08-06 17:02:57 |
| R46.htm | 48173 | 2015-08-06 17:02:57 |
| R47.htm | 45750 | 2015-08-06 17:02:57 |
| R48.htm | 24569 | 2015-08-06 17:02:57 |
| R49.htm | 16856 | 2015-08-06 17:02:57 |
| R5.htm | 90699 | 2015-08-06 17:02:57 |
| R50.htm | 39368 | 2015-08-06 17:02:57 |
| R51.htm | 23222 | 2015-08-06 17:02:57 |
| R52.htm | 17084 | 2015-08-06 17:02:57 |
| R53.htm | 25919 | 2015-08-06 17:02:57 |
| R54.htm | 26014 | 2015-08-06 17:02:57 |
| R55.htm | 46226 | 2015-08-06 17:02:57 |
| R56.htm | 68205 | 2015-08-06 17:02:57 |
| R57.htm | 45479 | 2015-08-06 17:02:57 |
| R58.htm | 121536 | 2015-08-06 17:02:57 |
| R59.htm | 65868 | 2015-08-06 17:02:57 |
| R6.htm | 89813 | 2015-08-06 17:02:57 |
| R60.htm | 10195 | 2015-08-06 17:02:57 |
| R61.htm | 27505 | 2015-08-06 17:02:57 |
| R62.htm | 28198 | 2015-08-06 17:02:57 |
| R63.htm | 6744 | 2015-08-06 17:02:57 |
| R64.htm | 25611 | 2015-08-06 17:02:57 |
| R65.htm | 27851 | 2015-08-06 17:02:57 |
| R66.htm | 17319 | 2015-08-06 17:02:57 |
| R67.htm | 29393 | 2015-08-06 17:02:57 |
| R68.htm | 42238 | 2015-08-06 17:02:57 |
| R69.htm | 15840 | 2015-08-06 17:02:57 |
| R7.htm | 5201 | 2015-08-06 17:02:57 |
| R70.htm | 169326 | 2015-08-06 17:02:57 |
| R71.htm | 30412 | 2015-08-06 17:02:57 |
| R72.htm | 39407 | 2015-08-06 17:02:57 |
| R73.htm | 79954 | 2015-08-06 17:02:57 |
| R74.htm | 46838 | 2015-08-06 17:02:57 |
| R8.htm | 57881 | 2015-08-06 17:02:57 |
| R9.htm | 66261 | 2015-08-06 17:02:57 |
| report.css | 2767 | 2015-08-06 17:02:57 |
| Show.js | 1410 | 2015-08-06 17:02:57 |