Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-11-291897-index-headers.html | 2011-11-02 08:26:45 | |
| 0001193125-11-291897-index.html | 2011-11-02 08:26:45 | |
| 0001193125-11-291897.txt | 2011-11-02 08:26:45 | |
 0001193125-11-291897-xbrl.zip | 36115 | 2011-11-02 08:26:45 |
| d250823d10q.htm | 242176 | 2011-11-02 08:26:45 |
| d250823dex31a.htm | 9402 | 2011-11-02 08:26:45 |
| d250823dex31b.htm | 9680 | 2011-11-02 08:26:45 |
| d250823dex32a.htm | 5228 | 2011-11-02 08:26:45 |
| FilingSummary.xml | 6918 | 2011-11-02 08:26:45 |
| Financial_Report.xls | 93561 | 2011-11-02 08:26:45 |
| npgp-20110930.xml | 102806 | 2011-11-02 08:26:45 |
| npgp-20110930.xsd | 10468 | 2011-11-02 08:26:45 |
| npgp-20110930_cal.xml | 52204 | 2011-11-02 08:26:45 |
| npgp-20110930_lab.xml | 165508 | 2011-11-02 08:26:45 |
| npgp-20110930_pre.xml | 95491 | 2011-11-02 08:26:45 |
| R1.htm | 22155 | 2011-11-02 08:26:45 |
| R10.htm | 14545 | 2011-11-02 08:26:45 |
| R11.htm | 16621 | 2011-11-02 08:26:45 |
| R12.htm | 21320 | 2011-11-02 08:26:45 |
| R2.htm | 60391 | 2011-11-02 08:26:45 |
| R3.htm | 111518 | 2011-11-02 08:26:45 |
| R4.htm | 7477 | 2011-11-02 08:26:45 |
| R5.htm | 92135 | 2011-11-02 08:26:45 |
| R6.htm | 11710 | 2011-11-02 08:26:45 |
| R7.htm | 14793 | 2011-11-02 08:26:45 |
| R8.htm | 19856 | 2011-11-02 08:26:45 |
| R9.htm | 14043 | 2011-11-02 08:26:45 |
| report.css | 2721 | 2011-11-02 08:26:45 |
| Show.js | 6423 | 2011-11-02 08:26:45 |