Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000073605-17-000002-index.html | 2017-01-06 10:46:25 | |
| 0000073605-17-000002.txt | 2017-01-06 10:46:25 | |
 0000073605-17-000002-xbrl.zip | 88132 | 2017-01-06 10:46:25 |
| FilingSummary.xml | 11441 | 2017-01-06 10:46:25 |
| Financial_Report.xlsx | 23219 | 2017-01-06 10:46:25 |
| okrg-20151231.xml | 112470 | 2017-01-06 10:46:25 |
| okrg-20151231.xsd | 92918 | 2017-01-06 10:46:25 |
| okrg-20151231_cal.xml | 52622 | 2017-01-06 10:46:25 |
| okrg-20151231_def.xml | 282369 | 2017-01-06 10:46:25 |
| okrg-20151231_lab.xml | 623909 | 2017-01-06 10:46:25 |
| okrg-20151231_pre.xml | 311485 | 2017-01-06 10:46:25 |
| q2201610q.htm | 276012 | 2017-01-06 10:46:25 |
| R1.htm | 26897 | 2017-01-06 10:46:25 |
| R10.htm | 16590 | 2017-01-06 10:46:25 |
| R11.htm | 8947 | 2017-01-06 10:46:25 |
| R12.htm | 11993 | 2017-01-06 10:46:25 |
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| R15.htm | 7337 | 2017-01-06 10:46:25 |
| R16.htm | 23147 | 2017-01-06 10:46:25 |
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| R18.htm | 39043 | 2017-01-06 10:46:25 |
| R2.htm | 76180 | 2017-01-06 10:46:25 |
| R3.htm | 46319 | 2017-01-06 10:46:25 |
| R4.htm | 52125 | 2017-01-06 10:46:25 |
| R5.htm | 7793 | 2017-01-06 10:46:25 |
| R6.htm | 4824 | 2017-01-06 10:46:25 |
| R7.htm | 14585 | 2017-01-06 10:46:25 |
| R8.htm | 5873 | 2017-01-06 10:46:25 |
| R9.htm | 11021 | 2017-01-06 10:46:25 |
| report.css | 2767 | 2017-01-06 10:46:25 |
| Show.js | 1410 | 2017-01-06 10:46:25 |