Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-17-008106-index-headers.html | 2017-05-02 16:02:17 | |
| 0001564590-17-008106-index.html | 2017-05-02 16:02:17 | |
| 0001564590-17-008106.txt | 2017-05-02 16:02:17 | |
 0001564590-17-008106-xbrl.zip | 126996 | 2017-05-02 16:02:17 |
| FilingSummary.xml | 41225 | 2017-05-02 16:02:17 |
| Financial_Report.xlsx | 76063 | 2017-05-02 16:02:17 |
| pten-10q_20170331.htm | 1807178 | 2017-05-02 16:02:17 |
| pten-20170331.xml | 1351578 | 2017-05-02 16:02:17 |
| pten-20170331.xsd | 52577 | 2017-05-02 16:02:17 |
| pten-20170331_cal.xml | 54872 | 2017-05-02 16:02:17 |
| pten-20170331_def.xml | 207014 | 2017-05-02 16:02:17 |
| pten-20170331_lab.xml | 404018 | 2017-05-02 16:02:17 |
| pten-20170331_pre.xml | 364211 | 2017-05-02 16:02:17 |
| pten-ex311_7.htm | 8246 | 2017-05-02 16:02:17 |
| pten-ex312_8.htm | 8586 | 2017-05-02 16:02:17 |
| pten-ex321_6.htm | 7092 | 2017-05-02 16:02:17 |
| R1.htm | 21945 | 2017-05-02 16:02:17 |
| R10.htm | 61743 | 2017-05-02 16:02:17 |
| R11.htm | 12582 | 2017-05-02 16:02:17 |
| R12.htm | 164643 | 2017-05-02 16:02:17 |
| R13.htm | 23218 | 2017-05-02 16:02:17 |
| R14.htm | 36903 | 2017-05-02 16:02:17 |
| R15.htm | 97519 | 2017-05-02 16:02:17 |
| R16.htm | 55090 | 2017-05-02 16:02:17 |
| R17.htm | 32318 | 2017-05-02 16:02:17 |
| R18.htm | 18272 | 2017-05-02 16:02:17 |
| R19.htm | 38291 | 2017-05-02 16:02:17 |
| R2.htm | 74607 | 2017-05-02 16:02:17 |
| R20.htm | 8243 | 2017-05-02 16:02:17 |
| R21.htm | 44247 | 2017-05-02 16:02:17 |
| R22.htm | 6733 | 2017-05-02 16:02:17 |
| R23.htm | 41802 | 2017-05-02 16:02:17 |
| R24.htm | 14406 | 2017-05-02 16:02:17 |
| R25.htm | 54500 | 2017-05-02 16:02:17 |
| R26.htm | 167637 | 2017-05-02 16:02:17 |
| R27.htm | 23726 | 2017-05-02 16:02:17 |
| R28.htm | 32886 | 2017-05-02 16:02:17 |
| R29.htm | 93746 | 2017-05-02 16:02:17 |
| R3.htm | 23896 | 2017-05-02 16:02:17 |
| R30.htm | 50501 | 2017-05-02 16:02:17 |
| R31.htm | 31740 | 2017-05-02 16:02:17 |
| R32.htm | 17418 | 2017-05-02 16:02:17 |
| R33.htm | 17825 | 2017-05-02 16:02:17 |
| R34.htm | 38824 | 2017-05-02 16:02:17 |
| R35.htm | 38336 | 2017-05-02 16:02:17 |
| R36.htm | 28692 | 2017-05-02 16:02:17 |
| R37.htm | 43363 | 2017-05-02 16:02:17 |
| R38.htm | 17318 | 2017-05-02 16:02:17 |
| R39.htm | 12593 | 2017-05-02 16:02:17 |
| R4.htm | 68331 | 2017-05-02 16:02:17 |
| R40.htm | 18885 | 2017-05-02 16:02:17 |
| R41.htm | 24674 | 2017-05-02 16:02:17 |
| R42.htm | 15556 | 2017-05-02 16:02:17 |
| R43.htm | 11346 | 2017-05-02 16:02:17 |
| R44.htm | 12706 | 2017-05-02 16:02:17 |
| R45.htm | 14201 | 2017-05-02 16:02:17 |
| R46.htm | 10741 | 2017-05-02 16:02:17 |
| R47.htm | 18782 | 2017-05-02 16:02:17 |
| R48.htm | 7052 | 2017-05-02 16:02:17 |
| R49.htm | 4124 | 2017-05-02 16:02:17 |
| R5.htm | 13008 | 2017-05-02 16:02:17 |
| R50.htm | 15663 | 2017-05-02 16:02:17 |
| R51.htm | 27017 | 2017-05-02 16:02:17 |
| R52.htm | 15286 | 2017-05-02 16:02:17 |
| R53.htm | 8362 | 2017-05-02 16:02:17 |
| R54.htm | 11347 | 2017-05-02 16:02:17 |
| R55.htm | 10791 | 2017-05-02 16:02:17 |
| R56.htm | 19395 | 2017-05-02 16:02:17 |
| R57.htm | 11346 | 2017-05-02 16:02:17 |
| R58.htm | 118773 | 2017-05-02 16:02:17 |
| R59.htm | 62418 | 2017-05-02 16:02:17 |
| R6.htm | 4787 | 2017-05-02 16:02:17 |
| R60.htm | 10112 | 2017-05-02 16:02:17 |
| R61.htm | 16380 | 2017-05-02 16:02:17 |
| R62.htm | 43326 | 2017-05-02 16:02:17 |
| R63.htm | 13626 | 2017-05-02 16:02:17 |
| R64.htm | 14947 | 2017-05-02 16:02:17 |
| R65.htm | 5010 | 2017-05-02 16:02:17 |
| R66.htm | 12828 | 2017-05-02 16:02:17 |
| R67.htm | 8697 | 2017-05-02 16:02:17 |
| R7.htm | 45216 | 2017-05-02 16:02:17 |
| R8.htm | 79735 | 2017-05-02 16:02:17 |
| R9.htm | 4417 | 2017-05-02 16:02:17 |
| report.css | 2767 | 2017-05-02 16:02:17 |
| Show.js | 1410 | 2017-05-02 16:02:17 |