Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001165002-18-000014-index-headers.html | 2018-02-22 17:32:49 | |
| 0001165002-18-000014-index.html | 2018-02-22 17:32:49 | |
| 0001165002-18-000014.txt | 2018-02-22 17:32:49 | |
 0001165002-18-000014-xbrl.zip | 290279 | 2018-02-22 17:32:49 |
| exhibit2312017consent.htm | 2417 | 2018-02-22 17:32:49 |
| exhibit311ceocertification.htm | 12542 | 2018-02-22 17:32:49 |
| exhibit312cfocertification.htm | 12642 | 2018-02-22 17:32:49 |
| exhibit321ceocertification.htm | 6821 | 2018-02-22 17:32:49 |
| exhibit322cfocertification.htm | 6504 | 2018-02-22 17:32:49 |
| FilingSummary.xml | 50761 | 2018-02-22 17:32:49 |
| Financial_Report.xlsx | 116509 | 2018-02-22 17:32:49 |
| R1.htm | 28387 | 2018-02-22 17:32:49 |
| R10.htm | 75581 | 2018-02-22 17:32:49 |
| R11.htm | 49881 | 2018-02-22 17:32:49 |
| R12.htm | 78738 | 2018-02-22 17:32:49 |
| R13.htm | 28552 | 2018-02-22 17:32:49 |
| R14.htm | 153052 | 2018-02-22 17:32:49 |
| R15.htm | 10846 | 2018-02-22 17:32:49 |
| R16.htm | 106069 | 2018-02-22 17:32:49 |
| R17.htm | 33607 | 2018-02-22 17:32:49 |
| R18.htm | 34081 | 2018-02-22 17:32:49 |
| R19.htm | 9168 | 2018-02-22 17:32:49 |
| R2.htm | 82996 | 2018-02-22 17:32:49 |
| R20.htm | 19654 | 2018-02-22 17:32:49 |
| R21.htm | 360011 | 2018-02-22 17:32:49 |
| R22.htm | 19993 | 2018-02-22 17:32:49 |
| R23.htm | 7982 | 2018-02-22 17:32:49 |
| R24.htm | 51601 | 2018-02-22 17:32:49 |
| R25.htm | 94601 | 2018-02-22 17:32:49 |
| R26.htm | 78545 | 2018-02-22 17:32:49 |
| R27.htm | 47252 | 2018-02-22 17:32:49 |
| R28.htm | 83089 | 2018-02-22 17:32:49 |
| R29.htm | 30329 | 2018-02-22 17:32:49 |
| R3.htm | 15467 | 2018-02-22 17:32:49 |
| R30.htm | 150940 | 2018-02-22 17:32:49 |
| R31.htm | 94253 | 2018-02-22 17:32:49 |
| R32.htm | 32509 | 2018-02-22 17:32:49 |
| R33.htm | 33198 | 2018-02-22 17:32:49 |
| R34.htm | 12189 | 2018-02-22 17:32:49 |
| R35.htm | 361948 | 2018-02-22 17:32:49 |
| R36.htm | 20137 | 2018-02-22 17:32:49 |
| R37.htm | 51730 | 2018-02-22 17:32:49 |
| R38.htm | 16217 | 2018-02-22 17:32:49 |
| R39.htm | 46503 | 2018-02-22 17:32:49 |
| R4.htm | 61556 | 2018-02-22 17:32:49 |
| R40.htm | 8032 | 2018-02-22 17:32:49 |
| R41.htm | 19843 | 2018-02-22 17:32:49 |
| R42.htm | 17864 | 2018-02-22 17:32:49 |
| R43.htm | 7396 | 2018-02-22 17:32:49 |
| R44.htm | 15968 | 2018-02-22 17:32:49 |
| R45.htm | 9491 | 2018-02-22 17:32:49 |
| R46.htm | 6691 | 2018-02-22 17:32:49 |
| R47.htm | 29875 | 2018-02-22 17:32:49 |
| R48.htm | 8589 | 2018-02-22 17:32:49 |
| R49.htm | 7543 | 2018-02-22 17:32:49 |
| R5.htm | 86898 | 2018-02-22 17:32:49 |
| R50.htm | 23042 | 2018-02-22 17:32:49 |
| R51.htm | 13428 | 2018-02-22 17:32:49 |
| R52.htm | 18184 | 2018-02-22 17:32:49 |
| R53.htm | 11155 | 2018-02-22 17:32:49 |
| R54.htm | 12052 | 2018-02-22 17:32:49 |
| R55.htm | 38333 | 2018-02-22 17:32:49 |
| R56.htm | 45746 | 2018-02-22 17:32:49 |
| R57.htm | 27227 | 2018-02-22 17:32:49 |
| R58.htm | 30707 | 2018-02-22 17:32:49 |
| R59.htm | 4478 | 2018-02-22 17:32:49 |
| R6.htm | 4498 | 2018-02-22 17:32:49 |
| R60.htm | 13623 | 2018-02-22 17:32:49 |
| R61.htm | 10438 | 2018-02-22 17:32:49 |
| R62.htm | 122761 | 2018-02-22 17:32:49 |
| R63.htm | 21177 | 2018-02-22 17:32:49 |
| R64.htm | 23227 | 2018-02-22 17:32:49 |
| R65.htm | 8827 | 2018-02-22 17:32:49 |
| R66.htm | 24212 | 2018-02-22 17:32:49 |
| R67.htm | 8877 | 2018-02-22 17:32:49 |
| R68.htm | 6005 | 2018-02-22 17:32:49 |
| R69.htm | 6954 | 2018-02-22 17:32:49 |
| R7.htm | 89928 | 2018-02-22 17:32:49 |
| R70.htm | 26799 | 2018-02-22 17:32:49 |
| R71.htm | 14237 | 2018-02-22 17:32:49 |
| R72.htm | 23198 | 2018-02-22 17:32:49 |
| R73.htm | 15476 | 2018-02-22 17:32:49 |
| R74.htm | 42183 | 2018-02-22 17:32:49 |
| R75.htm | 19392 | 2018-02-22 17:32:49 |
| R76.htm | 4099 | 2018-02-22 17:32:49 |
| R77.htm | 119339 | 2018-02-22 17:32:49 |
| R78.htm | 18914 | 2018-02-22 17:32:49 |
| R79.htm | 21600 | 2018-02-22 17:32:49 |
| R8.htm | 8031 | 2018-02-22 17:32:49 |
| R80.htm | 9730 | 2018-02-22 17:32:49 |
| R81.htm | 9208 | 2018-02-22 17:32:49 |
| R82.htm | 15457 | 2018-02-22 17:32:49 |
| R83.htm | 34136 | 2018-02-22 17:32:49 |
| R84.htm | 20136 | 2018-02-22 17:32:49 |
| R9.htm | 49449 | 2018-02-22 17:32:49 |
| report.css | 2768 | 2018-02-22 17:32:49 |
| Show.js | 1410 | 2018-02-22 17:32:49 |
| whg-20171231.xml | 2665713 | 2018-02-22 17:32:49 |
| whg-20171231.xsd | 59871 | 2018-02-22 17:32:49 |
| whg-20171231_cal.xml | 105968 | 2018-02-22 17:32:49 |
| whg-20171231_def.xml | 364668 | 2018-02-22 17:32:49 |
| whg-20171231_lab.xml | 889871 | 2018-02-22 17:32:49 |
| whg-20171231_pre.xml | 600437 | 2018-02-22 17:32:49 |
 whg2017performancegrapha01.jpg | 42697 | 2018-02-22 17:32:49 |
| whgfy201710-k.htm | 2311929 | 2018-02-22 17:32:49 |