Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001157523-13-005403-index-headers.html | 2013-11-07 16:07:41 | |
| 0001157523-13-005403-index.html | 2013-11-07 16:07:41 | |
| 0001157523-13-005403.txt | 2013-11-07 16:07:41 | |
 0001157523-13-005403-xbrl.zip | 96660 | 2013-11-07 16:07:41 |
| a50744311.htm | 842444 | 2013-11-07 16:07:41 |
| a50744311ex311.htm | 15946 | 2013-11-07 16:07:41 |
| a50744311ex312.htm | 16154 | 2013-11-07 16:07:41 |
| a50744311ex321.htm | 8017 | 2013-11-07 16:07:41 |
| a50744311ex322.htm | 8057 | 2013-11-07 16:07:41 |
| FilingSummary.xml | 19050 | 2013-11-07 16:07:41 |
| Financial_Report.xls | 425640 | 2013-11-07 16:07:41 |
| Financial_Report.xlsx | 82122 | 2013-11-07 16:07:41 |
 logo.jpg | 1811 | 2013-11-07 16:07:41 |
| opxa-20130930.xml | 426945 | 2013-11-07 16:07:41 |
| opxa-20130930.xsd | 48811 | 2013-11-07 16:07:41 |
| opxa-20130930_cal.xml | 40459 | 2013-11-07 16:07:41 |
| opxa-20130930_def.xml | 277903 | 2013-11-07 16:07:41 |
| opxa-20130930_lab.xml | 372800 | 2013-11-07 16:07:41 |
| opxa-20130930_pre.xml | 321713 | 2013-11-07 16:07:41 |
| R1.htm | 26994 | 2013-11-07 16:07:41 |
| R10.htm | 15652 | 2013-11-07 16:07:41 |
| R11.htm | 5406 | 2013-11-07 16:07:41 |
| R12.htm | 4178 | 2013-11-07 16:07:41 |
| R13.htm | 4595 | 2013-11-07 16:07:41 |
| R14.htm | 23159 | 2013-11-07 16:07:41 |
| R15.htm | 17575 | 2013-11-07 16:07:41 |
| R16.htm | 16794 | 2013-11-07 16:07:41 |
| R17.htm | 64925 | 2013-11-07 16:07:41 |
| R18.htm | 15452 | 2013-11-07 16:07:41 |
| R19.htm | 12024 | 2013-11-07 16:07:41 |
| R2.htm | 87031 | 2013-11-07 16:07:41 |
| R20.htm | 27553 | 2013-11-07 16:07:41 |
| R21.htm | 57521 | 2013-11-07 16:07:41 |
| R22.htm | 28318 | 2013-11-07 16:07:41 |
| R23.htm | 14985 | 2013-11-07 16:07:41 |
| R24.htm | 13568 | 2013-11-07 16:07:41 |
| R25.htm | 22421 | 2013-11-07 16:07:41 |
| R26.htm | 12064 | 2013-11-07 16:07:41 |
| R27.htm | 13330 | 2013-11-07 16:07:41 |
| R28.htm | 107332 | 2013-11-07 16:07:41 |
| R29.htm | 28427 | 2013-11-07 16:07:41 |
| R3.htm | 34941 | 2013-11-07 16:07:41 |
| R30.htm | 12017 | 2013-11-07 16:07:41 |
| R31.htm | 28583 | 2013-11-07 16:07:41 |
| R32.htm | 50642 | 2013-11-07 16:07:41 |
| R33.htm | 107991 | 2013-11-07 16:07:41 |
| R34.htm | 49781 | 2013-11-07 16:07:41 |
| R35.htm | 47876 | 2013-11-07 16:07:41 |
| R4.htm | 51206 | 2013-11-07 16:07:41 |
| R5.htm | 50428 | 2013-11-07 16:07:41 |
| R6.htm | 3206 | 2013-11-07 16:07:41 |
| R7.htm | 153171 | 2013-11-07 16:07:41 |
| R8.htm | 8848 | 2013-11-07 16:07:41 |
| R9.htm | 10731 | 2013-11-07 16:07:41 |
| report.css | 2740 | 2013-11-07 16:07:41 |
| Show.js | 1410 | 2013-11-07 16:07:41 |