Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000751652-11-000015-index-headers.html | 2011-05-06 16:32:28 | |
| 0000751652-11-000015-index.html | 2011-05-06 16:32:28 | |
| 0000751652-11-000015.txt | 2011-05-06 16:32:28 | |
 0000751652-11-000015-xbrl.zip | 107814 | 2011-05-06 16:32:28 |
| defnref.xml | 54065 | 2011-05-06 16:32:28 |
| FilingSummary.xml | 27648 | 2011-05-06 16:32:28 |
| Financial_Report.xls | 937306 | 2011-05-06 16:32:28 |
| R1.xml | 39209 | 2011-05-06 16:32:28 |
| R10.xml | 134388 | 2011-05-06 16:32:28 |
| R11.xml | 71790 | 2011-05-06 16:32:28 |
| R12.xml | 99648 | 2011-05-06 16:32:28 |
| R13.xml | 79714 | 2011-05-06 16:32:28 |
| R14.xml | 48192 | 2011-05-06 16:32:28 |
| R15.xml | 8731 | 2011-05-06 16:32:28 |
| R16.xml | 8615 | 2011-05-06 16:32:28 |
| R17.xml | 68140 | 2011-05-06 16:32:28 |
| R18.xml | 24558 | 2011-05-06 16:32:28 |
| R19.xml | 20567 | 2011-05-06 16:32:28 |
| R2.xml | 145572 | 2011-05-06 16:32:28 |
| R20.xml | 60728 | 2011-05-06 16:32:28 |
| R21.xml | 55406 | 2011-05-06 16:32:28 |
| R22.xml | 99135 | 2011-05-06 16:32:28 |
| R23.xml | 76816 | 2011-05-06 16:32:28 |
| R24.xml | 49480 | 2011-05-06 16:32:28 |
| R25.xml | 6572 | 2011-05-06 16:32:28 |
| R26.xml | 7085 | 2011-05-06 16:32:28 |
| R27.xml | 87315 | 2011-05-06 16:32:28 |
| R28.xml | 24357 | 2011-05-06 16:32:28 |
| R29.xml | 26801 | 2011-05-06 16:32:28 |
| R3.xml | 159916 | 2011-05-06 16:32:28 |
| R30.xml | 79390 | 2011-05-06 16:32:28 |
| R31.xml | 412708 | 2011-05-06 16:32:28 |
| R32.xml | 138622 | 2011-05-06 16:32:28 |
| R33.xml | 120311 | 2011-05-06 16:32:28 |
| R34.xml | 89394 | 2011-05-06 16:32:28 |
| R35.xml | 16751 | 2011-05-06 16:32:28 |
| R4.xml | 101844 | 2011-05-06 16:32:28 |
| R5.xml | 10483 | 2011-05-06 16:32:28 |
| R6.xml | 13122 | 2011-05-06 16:32:28 |
| R7.xml | 69210 | 2011-05-06 16:32:28 |
| R8.xml | 25172 | 2011-05-06 16:32:28 |
| R9.xml | 24087 | 2011-05-06 16:32:28 |
| str-20110331.xml | 1120224 | 2011-05-06 16:32:28 |
| str-20110331.xsd | 34467 | 2011-05-06 16:32:28 |
| str-20110331_cal.xml | 84265 | 2011-05-06 16:32:28 |
| str-20110331_def.xml | 95868 | 2011-05-06 16:32:28 |
| str-20110331_lab.xml | 487901 | 2011-05-06 16:32:28 |
| str-20110331_pre.xml | 255641 | 2011-05-06 16:32:28 |
| str10q1q2011.htm | 427094 | 2011-05-06 16:32:28 |
| str10q1q2011ex121.htm | 10346 | 2011-05-06 16:32:28 |
| str10q1q2011ex122.htm | 7829 | 2011-05-06 16:32:28 |
| str10q1q2011ex123.htm | 6393 | 2011-05-06 16:32:28 |
| str10q1q2011ex311.htm | 6232 | 2011-05-06 16:32:28 |
| str10q1q2011ex312.htm | 6275 | 2011-05-06 16:32:28 |
| str10q1q2011ex313.htm | 6237 | 2011-05-06 16:32:28 |
| str10q1q2011ex314.htm | 6280 | 2011-05-06 16:32:28 |
| str10q1q2011ex315.htm | 6190 | 2011-05-06 16:32:28 |
| str10q1q2011ex316.htm | 6276 | 2011-05-06 16:32:28 |
| str10q1q2011ex321.htm | 2547 | 2011-05-06 16:32:28 |
| str10q1q2011ex322.htm | 2577 | 2011-05-06 16:32:28 |
| str10q1q2011ex323.htm | 2557 | 2011-05-06 16:32:28 |
| str10q1q2011ex324.htm | 2587 | 2011-05-06 16:32:28 |
| str10q1q2011ex325.htm | 2547 | 2011-05-06 16:32:28 |
| str10q1q2011ex326.htm | 2577 | 2011-05-06 16:32:28 |