Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-339951-index-headers.html | 2012-08-07 11:45:04 | |
| 0001193125-12-339951-index.html | 2012-08-07 11:45:04 | |
| 0001193125-12-339951.txt | 2012-08-07 11:45:04 | |
 0001193125-12-339951-xbrl.zip | 63452 | 2012-08-07 11:45:04 |
| d351689d10q.htm | 687503 | 2012-08-07 11:45:04 |
| d351689dex311.htm | 9546 | 2012-08-07 11:45:04 |
| d351689dex312.htm | 9460 | 2012-08-07 11:45:04 |
| d351689dex321.htm | 4368 | 2012-08-07 11:45:04 |
| FilingSummary.xml | 21539 | 2012-08-07 11:45:04 |
| Financial_Report.xls | 380633 | 2012-08-07 11:45:04 |
 g351689g47h49.jpg | 21144 | 2012-08-07 11:45:04 |
| R1.htm | 26710 | 2012-08-07 11:45:04 |
| R10.htm | 23897 | 2012-08-07 11:45:04 |
| R11.htm | 37888 | 2012-08-07 11:45:04 |
| R12.htm | 10554 | 2012-08-07 11:45:04 |
| R13.htm | 6098 | 2012-08-07 11:45:04 |
| R14.htm | 22136 | 2012-08-07 11:45:04 |
| R15.htm | 13707 | 2012-08-07 11:45:04 |
| R16.htm | 20389 | 2012-08-07 11:45:04 |
| R17.htm | 28162 | 2012-08-07 11:45:04 |
| R18.htm | 33369 | 2012-08-07 11:45:04 |
| R19.htm | 9885 | 2012-08-07 11:45:04 |
| R2.htm | 134482 | 2012-08-07 11:45:04 |
| R20.htm | 11778 | 2012-08-07 11:45:04 |
| R21.htm | 9835 | 2012-08-07 11:45:04 |
| R22.htm | 24466 | 2012-08-07 11:45:04 |
| R23.htm | 34730 | 2012-08-07 11:45:04 |
| R24.htm | 12011 | 2012-08-07 11:45:04 |
| R25.htm | 11058 | 2012-08-07 11:45:04 |
| R26.htm | 16407 | 2012-08-07 11:45:04 |
| R27.htm | 25416 | 2012-08-07 11:45:04 |
| R28.htm | 29019 | 2012-08-07 11:45:04 |
| R29.htm | 11060 | 2012-08-07 11:45:04 |
| R3.htm | 40605 | 2012-08-07 11:45:04 |
| R30.htm | 19763 | 2012-08-07 11:45:04 |
| R31.htm | 13190 | 2012-08-07 11:45:04 |
| R32.htm | 50590 | 2012-08-07 11:45:04 |
| R33.htm | 5822 | 2012-08-07 11:45:04 |
| R34.htm | 4965 | 2012-08-07 11:45:04 |
| R35.htm | 9992 | 2012-08-07 11:45:04 |
| R36.htm | 36611 | 2012-08-07 11:45:04 |
| R37.htm | 17095 | 2012-08-07 11:45:04 |
| R38.htm | 11951 | 2012-08-07 11:45:04 |
| R39.htm | 7136 | 2012-08-07 11:45:04 |
| R4.htm | 113304 | 2012-08-07 11:45:04 |
| R40.htm | 12816 | 2012-08-07 11:45:04 |
| R41.htm | 7504 | 2012-08-07 11:45:04 |
| R42.htm | 31671 | 2012-08-07 11:45:04 |
| R43.htm | 29731 | 2012-08-07 11:45:04 |
| R44.htm | 45325 | 2012-08-07 11:45:04 |
| R45.htm | 54866 | 2012-08-07 11:45:04 |
| R5.htm | 37211 | 2012-08-07 11:45:04 |
| R6.htm | 7173 | 2012-08-07 11:45:04 |
| R7.htm | 122100 | 2012-08-07 11:45:04 |
| R8.htm | 8643 | 2012-08-07 11:45:04 |
| R9.htm | 9557 | 2012-08-07 11:45:04 |
| report.css | 2721 | 2012-08-07 11:45:04 |
| Show.js | 6423 | 2012-08-07 11:45:04 |
| vrts-20120630.xml | 410470 | 2012-08-07 11:45:04 |
| vrts-20120630.xsd | 29971 | 2012-08-07 11:45:04 |
| vrts-20120630_cal.xml | 69496 | 2012-08-07 11:45:04 |
| vrts-20120630_def.xml | 73140 | 2012-08-07 11:45:04 |
| vrts-20120630_lab.xml | 240398 | 2012-08-07 11:45:04 |
| vrts-20120630_pre.xml | 200804 | 2012-08-07 11:45:04 |