Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000105418-20-000007-index-headers.html | 2020-03-12 14:18:51 | |
| 0000105418-20-000007-index.html | 2020-03-12 14:18:51 | |
| 0000105418-20-000007.txt | 2020-03-12 14:18:51 | |
 0000105418-20-000007-xbrl.zip | 141384 | 2020-03-12 14:18:51 |
| FilingSummary.xml | 40639 | 2020-03-12 14:18:51 |
| Financial_Report.xlsx | 77722 | 2020-03-12 14:18:51 |
| R1.htm | 62784 | 2020-03-12 14:18:51 |
| R10.htm | 80696 | 2020-03-12 14:18:51 |
| R11.htm | 87517 | 2020-03-12 14:18:51 |
| R12.htm | 17493 | 2020-03-12 14:18:51 |
| R13.htm | 28780 | 2020-03-12 14:18:51 |
| R14.htm | 51315 | 2020-03-12 14:18:51 |
| R15.htm | 27350 | 2020-03-12 14:18:51 |
| R16.htm | 51015 | 2020-03-12 14:18:51 |
| R17.htm | 42782 | 2020-03-12 14:18:51 |
| R18.htm | 44861 | 2020-03-12 14:18:51 |
| R19.htm | 108567 | 2020-03-12 14:18:51 |
| R2.htm | 79008 | 2020-03-12 14:18:51 |
| R20.htm | 67539 | 2020-03-12 14:18:51 |
| R21.htm | 7220 | 2020-03-12 14:18:51 |
| R22.htm | 5953 | 2020-03-12 14:18:51 |
| R23.htm | 8071 | 2020-03-12 14:18:51 |
| R24.htm | 62916 | 2020-03-12 14:18:51 |
| R25.htm | 131789 | 2020-03-12 14:18:51 |
| R26.htm | 38028 | 2020-03-12 14:18:51 |
| R27.htm | 82101 | 2020-03-12 14:18:51 |
| R28.htm | 16676 | 2020-03-12 14:18:51 |
| R29.htm | 28773 | 2020-03-12 14:18:51 |
| R3.htm | 14650 | 2020-03-12 14:18:51 |
| R30.htm | 49275 | 2020-03-12 14:18:51 |
| R31.htm | 20895 | 2020-03-12 14:18:51 |
| R32.htm | 49232 | 2020-03-12 14:18:51 |
| R33.htm | 42020 | 2020-03-12 14:18:51 |
| R34.htm | 45304 | 2020-03-12 14:18:51 |
| R35.htm | 108953 | 2020-03-12 14:18:51 |
| R36.htm | 67100 | 2020-03-12 14:18:51 |
| R37.htm | 67602 | 2020-03-12 14:18:51 |
| R38.htm | 19020 | 2020-03-12 14:18:51 |
| R39.htm | 7243 | 2020-03-12 14:18:51 |
| R4.htm | 31821 | 2020-03-12 14:18:51 |
| R40.htm | 22645 | 2020-03-12 14:18:51 |
| R41.htm | 20275 | 2020-03-12 14:18:51 |
| R42.htm | 10746 | 2020-03-12 14:18:51 |
| R43.htm | 28823 | 2020-03-12 14:18:51 |
| R44.htm | 16142 | 2020-03-12 14:18:51 |
| R45.htm | 10932 | 2020-03-12 14:18:51 |
| R46.htm | 33298 | 2020-03-12 14:18:51 |
| R47.htm | 6985 | 2020-03-12 14:18:51 |
| R48.htm | 13022 | 2020-03-12 14:18:51 |
| R49.htm | 12886 | 2020-03-12 14:18:51 |
| R5.htm | 21605 | 2020-03-12 14:18:51 |
| R50.htm | 11429 | 2020-03-12 14:18:51 |
| R51.htm | 31429 | 2020-03-12 14:18:51 |
| R52.htm | 7252 | 2020-03-12 14:18:51 |
| R53.htm | 14420 | 2020-03-12 14:18:51 |
| R54.htm | 19022 | 2020-03-12 14:18:51 |
| R55.htm | 19068 | 2020-03-12 14:18:51 |
| R56.htm | 30097 | 2020-03-12 14:18:51 |
| R57.htm | 15590 | 2020-03-12 14:18:51 |
| R58.htm | 20821 | 2020-03-12 14:18:51 |
| R59.htm | 39818 | 2020-03-12 14:18:51 |
| R6.htm | 7694 | 2020-03-12 14:18:51 |
| R60.htm | 15392 | 2020-03-12 14:18:51 |
| R61.htm | 15611 | 2020-03-12 14:18:51 |
| R62.htm | 20579 | 2020-03-12 14:18:51 |
| R63.htm | 12963 | 2020-03-12 14:18:51 |
| R7.htm | 23211 | 2020-03-12 14:18:51 |
| R8.htm | 72122 | 2020-03-12 14:18:51 |
| R9.htm | 7355 | 2020-03-12 14:18:51 |
| report.css | 2767 | 2020-03-12 14:18:51 |
| Show.js | 1085 | 2020-03-12 14:18:51 |
| wmk-20191228.xml | 1532331 | 2020-03-12 14:18:51 |
| wmk-20191228.xsd | 45575 | 2020-03-12 14:18:51 |
| wmk-20191228x10k.htm | 1902260 | 2020-03-12 14:18:51 |
 wmk-20191228x10kg001.jpg | 13467 | 2020-03-12 14:18:51 |
| wmk-20191228xex10_a.htm | 460050 | 2020-03-12 14:18:51 |
| wmk-20191228xex10_b.htm | 331011 | 2020-03-12 14:18:51 |
| wmk-20191228xex21.htm | 10911 | 2020-03-12 14:18:51 |
| wmk-20191228xex31_1.htm | 18655 | 2020-03-12 14:18:51 |
| wmk-20191228xex31_2.htm | 18895 | 2020-03-12 14:18:51 |
| wmk-20191228xex32.htm | 9677 | 2020-03-12 14:18:51 |
| wmk-20191228xex4_a.htm | 15269 | 2020-03-12 14:18:51 |
| wmk-20191228_cal.xml | 84532 | 2020-03-12 14:18:51 |
| wmk-20191228_def.xml | 113448 | 2020-03-12 14:18:51 |
| wmk-20191228_lab.xml | 381447 | 2020-03-12 14:18:51 |
| wmk-20191228_pre.xml | 316080 | 2020-03-12 14:18:51 |