Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000872248-15-000025-index-headers.html | 2015-03-06 12:48:39 | |
| 0000872248-15-000025-index.html | 2015-03-06 12:48:39 | |
| 0000872248-15-000025.txt | 2015-03-06 12:48:39 | |
 0000872248-15-000025-xbrl.zip | 277560 | 2015-03-06 12:48:39 |
| exhibit1038123114.htm | 18739 | 2015-03-06 12:48:39 |
| exhibit211123114.htm | 5607 | 2015-03-06 12:48:39 |
| exhibit231123114.htm | 6601 | 2015-03-06 12:48:39 |
| exhibit232123114.htm | 8135 | 2015-03-06 12:48:39 |
| exhibit311123114.htm | 9460 | 2015-03-06 12:48:39 |
| exhibit312123114.htm | 9436 | 2015-03-06 12:48:39 |
| exhibit321123114.htm | 5067 | 2015-03-06 12:48:39 |
| exhibit322123114.htm | 5133 | 2015-03-06 12:48:39 |
| exhibit47123114.htm | 121936 | 2015-03-06 12:48:39 |
| exhibit991123114.htm | 162165 | 2015-03-06 12:48:39 |
| FilingSummary.xml | 40898 | 2015-03-06 12:48:39 |
| Financial_Report.xls | 1812340 | 2015-03-06 12:48:39 |
| Financial_Report.xlsx | 227585 | 2015-03-06 12:48:39 |
| pq-20141231.xml | 2125987 | 2015-03-06 12:48:39 |
| pq-20141231.xsd | 75095 | 2015-03-06 12:48:39 |
| pq-20141231_cal.xml | 114907 | 2015-03-06 12:48:39 |
| pq-20141231_def.xml | 337685 | 2015-03-06 12:48:39 |
| pq-20141231_lab.xml | 975199 | 2015-03-06 12:48:39 |
| pq-20141231_pre.xml | 571293 | 2015-03-06 12:48:39 |
 pq12311310k_charta02.jpg | 84601 | 2015-03-06 12:48:39 |
| pq12311410k.htm | 2261060 | 2015-03-06 12:48:39 |
| R1.htm | 38255 | 2015-03-06 12:48:39 |
| R10.htm | 37388 | 2015-03-06 12:48:39 |
| R11.htm | 10538 | 2015-03-06 12:48:39 |
| R12.htm | 72303 | 2015-03-06 12:48:39 |
| R13.htm | 139545 | 2015-03-06 12:48:39 |
| R14.htm | 24490 | 2015-03-06 12:48:39 |
| R15.htm | 66910 | 2015-03-06 12:48:39 |
| R16.htm | 26615 | 2015-03-06 12:48:39 |
| R17.htm | 19578 | 2015-03-06 12:48:39 |
| R18.htm | 14561 | 2015-03-06 12:48:39 |
| R19.htm | 7555 | 2015-03-06 12:48:39 |
| R2.htm | 149763 | 2015-03-06 12:48:39 |
| R20.htm | 65917 | 2015-03-06 12:48:39 |
| R21.htm | 65668 | 2015-03-06 12:48:39 |
| R22.htm | 16355 | 2015-03-06 12:48:39 |
| R23.htm | 237002 | 2015-03-06 12:48:39 |
| R24.htm | 42944 | 2015-03-06 12:48:39 |
| R25.htm | 61963 | 2015-03-06 12:48:39 |
| R26.htm | 17400 | 2015-03-06 12:48:39 |
| R27.htm | 28425 | 2015-03-06 12:48:39 |
| R28.htm | 68464 | 2015-03-06 12:48:39 |
| R29.htm | 133993 | 2015-03-06 12:48:39 |
| R3.htm | 39206 | 2015-03-06 12:48:39 |
| R30.htm | 23101 | 2015-03-06 12:48:39 |
| R31.htm | 64893 | 2015-03-06 12:48:39 |
| R32.htm | 18032 | 2015-03-06 12:48:39 |
| R33.htm | 62806 | 2015-03-06 12:48:39 |
| R34.htm | 63952 | 2015-03-06 12:48:39 |
| R35.htm | 12777 | 2015-03-06 12:48:39 |
| R36.htm | 269649 | 2015-03-06 12:48:39 |
| R37.htm | 41612 | 2015-03-06 12:48:39 |
| R38.htm | 26948 | 2015-03-06 12:48:39 |
| R39.htm | 16409 | 2015-03-06 12:48:39 |
| R4.htm | 92634 | 2015-03-06 12:48:39 |
| R40.htm | 7824 | 2015-03-06 12:48:39 |
| R41.htm | 32522 | 2015-03-06 12:48:39 |
| R42.htm | 69172 | 2015-03-06 12:48:39 |
| R43.htm | 15695 | 2015-03-06 12:48:39 |
| R44.htm | 21222 | 2015-03-06 12:48:39 |
| R45.htm | 56137 | 2015-03-06 12:48:39 |
| R46.htm | 15570 | 2015-03-06 12:48:39 |
| R47.htm | 22741 | 2015-03-06 12:48:39 |
| R48.htm | 81097 | 2015-03-06 12:48:39 |
| R49.htm | 47160 | 2015-03-06 12:48:39 |
| R5.htm | 16676 | 2015-03-06 12:48:39 |
| R50.htm | 63515 | 2015-03-06 12:48:39 |
| R51.htm | 60714 | 2015-03-06 12:48:39 |
| R52.htm | 51456 | 2015-03-06 12:48:39 |
| R53.htm | 26356 | 2015-03-06 12:48:39 |
| R54.htm | 29732 | 2015-03-06 12:48:39 |
| R55.htm | 30514 | 2015-03-06 12:48:39 |
| R56.htm | 15966 | 2015-03-06 12:48:39 |
| R57.htm | 17811 | 2015-03-06 12:48:39 |
| R58.htm | 6743 | 2015-03-06 12:48:39 |
| R59.htm | 24403 | 2015-03-06 12:48:39 |
| R6.htm | 7945 | 2015-03-06 12:48:39 |
| R60.htm | 27479 | 2015-03-06 12:48:39 |
| R61.htm | 93076 | 2015-03-06 12:48:39 |
| R62.htm | 33661 | 2015-03-06 12:48:39 |
| R63.htm | 21696 | 2015-03-06 12:48:39 |
| R64.htm | 65541 | 2015-03-06 12:48:39 |
| R65.htm | 28132 | 2015-03-06 12:48:39 |
| R66.htm | 39471 | 2015-03-06 12:48:39 |
| R67.htm | 33781 | 2015-03-06 12:48:39 |
| R68.htm | 30512 | 2015-03-06 12:48:39 |
| R69.htm | 53547 | 2015-03-06 12:48:39 |
| R7.htm | 134933 | 2015-03-06 12:48:39 |
| R70.htm | 93121 | 2015-03-06 12:48:39 |
| R71.htm | 109697 | 2015-03-06 12:48:39 |
| R72.htm | 58527 | 2015-03-06 12:48:39 |
| R73.htm | 32843 | 2015-03-06 12:48:39 |
| R74.htm | 49199 | 2015-03-06 12:48:39 |
| R75.htm | 33492 | 2015-03-06 12:48:39 |
| R8.htm | 66904 | 2015-03-06 12:48:39 |
| R9.htm | 38441 | 2015-03-06 12:48:39 |
| report.css | 2740 | 2015-03-06 12:48:39 |
| Show.js | 1410 | 2015-03-06 12:48:39 |