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| 0000950123-10-071213-index.html | 2010-08-02 17:12:50 | |
| 0000950123-10-071213.txt | 2010-08-02 17:12:50 | |
 0000950123-10-071213-xbrl.zip | 50903 | 2010-08-02 17:12:50 |
| d74142e10vq.htm | 394025 | 2010-08-02 17:12:50 |
| d74142exv10w4.htm | 7057 | 2010-08-02 17:12:50 |
| d74142exv10w5.htm | 51474 | 2010-08-02 17:12:50 |
| d74142exv31w1.htm | 6025 | 2010-08-02 17:12:50 |
| d74142exv31w2.htm | 6098 | 2010-08-02 17:12:50 |
| d74142exv32w1.htm | 3426 | 2010-08-02 17:12:50 |
| defnref.xml | 28759 | 2010-08-02 17:12:50 |
| FilingSummary.xml | 16059 | 2010-08-02 17:12:50 |
| Financial_Report.xls | 224230 | 2010-08-02 17:12:50 |
| pten-20100630.xml | 265242 | 2010-08-02 17:12:50 |
| pten-20100630.xsd | 13492 | 2010-08-02 17:12:50 |
| pten-20100630_cal.xml | 46768 | 2010-08-02 17:12:50 |
| pten-20100630_def.xml | 19156 | 2010-08-02 17:12:50 |
| pten-20100630_lab.xml | 177920 | 2010-08-02 17:12:50 |
| pten-20100630_pre.xml | 105334 | 2010-08-02 17:12:50 |
| R1.xml | 55361 | 2010-08-02 17:12:50 |
| R10.xml | 45542 | 2010-08-02 17:12:50 |
| R11.xml | 16202 | 2010-08-02 17:12:50 |
| R12.xml | 43346 | 2010-08-02 17:12:50 |
| R13.xml | 9007 | 2010-08-02 17:12:50 |
| R14.xml | 14360 | 2010-08-02 17:12:50 |
| R15.xml | 14926 | 2010-08-02 17:12:50 |
| R16.xml | 11382 | 2010-08-02 17:12:50 |
| R17.xml | 9451 | 2010-08-02 17:12:50 |
| R18.xml | 23072 | 2010-08-02 17:12:50 |
| R19.xml | 9855 | 2010-08-02 17:12:50 |
| R2.xml | 104152 | 2010-08-02 17:12:50 |
| R20.xml | 9831 | 2010-08-02 17:12:50 |
| R21.xml | 14033 | 2010-08-02 17:12:50 |
| R3.xml | 36045 | 2010-08-02 17:12:50 |
| R4.xml | 176005 | 2010-08-02 17:12:50 |
| R5.xml | 209776 | 2010-08-02 17:12:50 |
| R6.xml | 22116 | 2010-08-02 17:12:50 |
| R7.xml | 126800 | 2010-08-02 17:12:50 |
| R8.xml | 53877 | 2010-08-02 17:12:50 |
| R9.xml | 20021 | 2010-08-02 17:12:50 |