Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000110019-14-000003-index-headers.html | 2014-02-26 16:43:19 | |
| 0000110019-14-000003-index.html | 2014-02-26 16:43:19 | |
| 0000110019-14-000003.txt | 2014-02-26 16:43:19 | |
 0000110019-14-000003-xbrl.zip | 125646 | 2014-02-26 16:43:19 |
| FilingSummary.xml | 16820 | 2014-02-26 16:43:19 |
| Financial_Report.xls | 430241 | 2014-02-26 16:43:19 |
| Financial_Report.xlsx | 90405 | 2014-02-26 16:43:19 |
| npgp-20131231.xml | 478074 | 2014-02-26 16:43:19 |
| npgp-20131231.xsd | 28602 | 2014-02-26 16:43:19 |
| npgp-20131231_cal.xml | 63502 | 2014-02-26 16:43:19 |
| npgp-20131231_def.xml | 108447 | 2014-02-26 16:43:19 |
| npgp-20131231_lab.xml | 454510 | 2014-02-26 16:43:19 |
| npgp-20131231_pre.xml | 242353 | 2014-02-26 16:43:19 |
| npgp_20131231x10k.htm | 797616 | 2014-02-26 16:43:19 |
| npgp_20131231xex31a.htm | 12755 | 2014-02-26 16:43:19 |
| npgp_20131231xex31b.htm | 13215 | 2014-02-26 16:43:19 |
| npgp_20131231xex32a.htm | 7733 | 2014-02-26 16:43:19 |
| R1.htm | 36378 | 2014-02-26 16:43:19 |
| R10.htm | 37792 | 2014-02-26 16:43:19 |
| R11.htm | 10698 | 2014-02-26 16:43:19 |
| R12.htm | 10953 | 2014-02-26 16:43:19 |
| R13.htm | 24288 | 2014-02-26 16:43:19 |
| R14.htm | 20295 | 2014-02-26 16:43:19 |
| R15.htm | 41240 | 2014-02-26 16:43:19 |
| R16.htm | 91734 | 2014-02-26 16:43:19 |
| R17.htm | 7634 | 2014-02-26 16:43:19 |
| R18.htm | 13806 | 2014-02-26 16:43:19 |
| R19.htm | 39031 | 2014-02-26 16:43:19 |
| R2.htm | 54271 | 2014-02-26 16:43:19 |
| R20.htm | 14861 | 2014-02-26 16:43:19 |
| R21.htm | 19143 | 2014-02-26 16:43:19 |
| R22.htm | 36508 | 2014-02-26 16:43:19 |
| R23.htm | 65078 | 2014-02-26 16:43:19 |
| R24.htm | 12968 | 2014-02-26 16:43:19 |
| R25.htm | 17613 | 2014-02-26 16:43:19 |
| R26.htm | 116091 | 2014-02-26 16:43:19 |
| R27.htm | 19158 | 2014-02-26 16:43:19 |
| R28.htm | 6950 | 2014-02-26 16:43:19 |
| R29.htm | 40265 | 2014-02-26 16:43:19 |
| R3.htm | 138522 | 2014-02-26 16:43:19 |
| R30.htm | 17468 | 2014-02-26 16:43:19 |
| R31.htm | 28353 | 2014-02-26 16:43:19 |
| R4.htm | 6641 | 2014-02-26 16:43:19 |
| R5.htm | 24437 | 2014-02-26 16:43:19 |
| R6.htm | 104487 | 2014-02-26 16:43:19 |
| R7.htm | 45281 | 2014-02-26 16:43:19 |
| R8.htm | 5712 | 2014-02-26 16:43:19 |
| R9.htm | 18101 | 2014-02-26 16:43:19 |
| report.css | 2740 | 2014-02-26 16:43:19 |
| Show.js | 1410 | 2014-02-26 16:43:19 |