Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000737468-25-000007-index-headers.html | 2025-02-25 10:20:36 | |
| 0000737468-25-000007-index.html | 2025-02-25 10:20:36 | |
| 0000737468-25-000007.txt | 2025-02-25 10:20:36 | |
 0000737468-25-000007-xbrl.zip | 841333 | 2025-02-25 10:20:36 |
| exhibit102710k2024.htm | 37899 | 2025-02-25 10:20:36 |
| exhibit14110k2024.htm | 56262 | 2025-02-25 10:20:36 |
 exhibit14110k2024001.jpg | 90700 | 2025-02-25 10:20:36 |
 exhibit14110k2024002.jpg | 170892 | 2025-02-25 10:20:36 |
 exhibit14110k2024003.jpg | 129179 | 2025-02-25 10:20:36 |
 exhibit14110k2024004.jpg | 246137 | 2025-02-25 10:20:36 |
 exhibit14110k2024005.jpg | 189616 | 2025-02-25 10:20:36 |
 exhibit14110k2024006.jpg | 112732 | 2025-02-25 10:20:36 |
 exhibit14110k2024007.jpg | 273652 | 2025-02-25 10:20:36 |
 exhibit14110k2024008.jpg | 270706 | 2025-02-25 10:20:36 |
 exhibit14110k2024009.jpg | 267704 | 2025-02-25 10:20:36 |
 exhibit14110k2024010.jpg | 289720 | 2025-02-25 10:20:36 |
 exhibit14110k2024011.jpg | 288751 | 2025-02-25 10:20:36 |
 exhibit14110k2024012.jpg | 296340 | 2025-02-25 10:20:36 |
 exhibit14110k2024013.jpg | 270447 | 2025-02-25 10:20:36 |
 exhibit14110k2024014.jpg | 289947 | 2025-02-25 10:20:36 |
 exhibit14110k2024015.jpg | 99908 | 2025-02-25 10:20:36 |
| exhibit19210k2024.htm | 29863 | 2025-02-25 10:20:36 |
 exhibit19210k2024001.jpg | 253635 | 2025-02-25 10:20:36 |
 exhibit19210k2024002.jpg | 264863 | 2025-02-25 10:20:36 |
 exhibit19210k2024003.jpg | 277615 | 2025-02-25 10:20:36 |
 exhibit19210k2024004.jpg | 309904 | 2025-02-25 10:20:36 |
 exhibit19210k2024005.jpg | 301281 | 2025-02-25 10:20:36 |
 exhibit19210k2024006.jpg | 270811 | 2025-02-25 10:20:36 |
 exhibit19210k2024007.jpg | 249743 | 2025-02-25 10:20:36 |
| exhibit21110k2024.htm | 4512 | 2025-02-25 10:20:36 |
| exhibit23110k2024.htm | 2584 | 2025-02-25 10:20:36 |
| exhibit31110k2024.htm | 12440 | 2025-02-25 10:20:36 |
| exhibit31210k2024.htm | 12063 | 2025-02-25 10:20:36 |
| exhibit32110k2024.htm | 9295 | 2025-02-25 10:20:36 |
| FilingSummary.xml | 88968 | 2025-02-25 10:20:36 |
| Financial_Report.xlsx | 269395 | 2025-02-25 10:20:36 |
| MetaLinks.json | 1717020 | 2025-02-25 10:20:36 |
| R1.htm | 70496 | 2025-02-25 10:20:36 |
| R10.htm | 16015 | 2025-02-25 10:20:36 |
| R100.htm | 53411 | 2025-02-25 10:20:36 |
| R101.htm | 3988 | 2025-02-25 10:20:36 |
| R102.htm | 23115 | 2025-02-25 10:20:36 |
| R103.htm | 32228 | 2025-02-25 10:20:36 |
| R104.htm | 20064 | 2025-02-25 10:20:36 |
| R105.htm | 13926 | 2025-02-25 10:20:36 |
| R106.htm | 38447 | 2025-02-25 10:20:36 |
| R107.htm | 34741 | 2025-02-25 10:20:36 |
| R108.htm | 69689 | 2025-02-25 10:20:36 |
| R109.htm | 6876 | 2025-02-25 10:20:36 |
| R11.htm | 122907 | 2025-02-25 10:20:36 |
| R110.htm | 62730 | 2025-02-25 10:20:36 |
| R111.htm | 22413 | 2025-02-25 10:20:36 |
| R112.htm | 34777 | 2025-02-25 10:20:36 |
| R113.htm | 49699 | 2025-02-25 10:20:36 |
| R114.htm | 8597 | 2025-02-25 10:20:36 |
| R115.htm | 39083 | 2025-02-25 10:20:36 |
| R116.htm | 24797 | 2025-02-25 10:20:36 |
| R117.htm | 53595 | 2025-02-25 10:20:36 |
| R118.htm | 20480 | 2025-02-25 10:20:36 |
| R119.htm | 35265 | 2025-02-25 10:20:36 |
| R12.htm | 473207 | 2025-02-25 10:20:36 |
| R120.htm | 10094 | 2025-02-25 10:20:36 |
| R121.htm | 27634 | 2025-02-25 10:20:36 |
| R122.htm | 38871 | 2025-02-25 10:20:36 |
| R123.htm | 36869 | 2025-02-25 10:20:36 |
| R124.htm | 25648 | 2025-02-25 10:20:36 |
| R125.htm | 24886 | 2025-02-25 10:20:36 |
| R126.htm | 25857 | 2025-02-25 10:20:36 |
| R127.htm | 103087 | 2025-02-25 10:20:36 |
| R128.htm | 90732 | 2025-02-25 10:20:36 |
| R129.htm | 30187 | 2025-02-25 10:20:36 |
| R13.htm | 69955 | 2025-02-25 10:20:36 |
| R130.htm | 46477 | 2025-02-25 10:20:36 |
| R131.htm | 9298 | 2025-02-25 10:20:36 |
| R132.htm | 8119 | 2025-02-25 10:20:36 |
| R133.htm | 28816 | 2025-02-25 10:20:36 |
| R134.htm | 52591 | 2025-02-25 10:20:36 |
| R135.htm | 61266 | 2025-02-25 10:20:36 |
| R136.htm | 76225 | 2025-02-25 10:20:36 |
| R14.htm | 22129 | 2025-02-25 10:20:36 |
| R15.htm | 29410 | 2025-02-25 10:20:36 |
| R16.htm | 23121 | 2025-02-25 10:20:36 |
| R17.htm | 100549 | 2025-02-25 10:20:36 |
| R18.htm | 155943 | 2025-02-25 10:20:36 |
| R19.htm | 90070 | 2025-02-25 10:20:36 |
| R2.htm | 123901 | 2025-02-25 10:20:36 |
| R20.htm | 27027 | 2025-02-25 10:20:36 |
| R21.htm | 27903 | 2025-02-25 10:20:36 |
| R22.htm | 70243 | 2025-02-25 10:20:36 |
| R23.htm | 61275 | 2025-02-25 10:20:36 |
| R24.htm | 177174 | 2025-02-25 10:20:36 |
| R25.htm | 83513 | 2025-02-25 10:20:36 |
| R26.htm | 124457 | 2025-02-25 10:20:36 |
| R27.htm | 99942 | 2025-02-25 10:20:36 |
| R28.htm | 23759 | 2025-02-25 10:20:36 |
| R29.htm | 66745 | 2025-02-25 10:20:36 |
| R3.htm | 19378 | 2025-02-25 10:20:36 |
| R30.htm | 86597 | 2025-02-25 10:20:36 |
| R31.htm | 14642 | 2025-02-25 10:20:36 |
| R32.htm | 8481 | 2025-02-25 10:20:36 |
| R33.htm | 174231 | 2025-02-25 10:20:36 |
| R34.htm | 120199 | 2025-02-25 10:20:36 |
| R35.htm | 476064 | 2025-02-25 10:20:36 |
| R36.htm | 69818 | 2025-02-25 10:20:36 |
| R37.htm | 20253 | 2025-02-25 10:20:36 |
| R38.htm | 31587 | 2025-02-25 10:20:36 |
| R39.htm | 28566 | 2025-02-25 10:20:36 |
| R4.htm | 130468 | 2025-02-25 10:20:36 |
| R40.htm | 92216 | 2025-02-25 10:20:36 |
| R41.htm | 144934 | 2025-02-25 10:20:36 |
| R42.htm | 88353 | 2025-02-25 10:20:36 |
| R43.htm | 29476 | 2025-02-25 10:20:36 |
| R44.htm | 13481 | 2025-02-25 10:20:36 |
| R45.htm | 57931 | 2025-02-25 10:20:36 |
| R46.htm | 58815 | 2025-02-25 10:20:36 |
| R47.htm | 170056 | 2025-02-25 10:20:36 |
| R48.htm | 88138 | 2025-02-25 10:20:36 |
| R49.htm | 115339 | 2025-02-25 10:20:36 |
| R5.htm | 32604 | 2025-02-25 10:20:36 |
| R50.htm | 101488 | 2025-02-25 10:20:36 |
| R51.htm | 23335 | 2025-02-25 10:20:36 |
| R52.htm | 57858 | 2025-02-25 10:20:36 |
| R53.htm | 90350 | 2025-02-25 10:20:36 |
| R54.htm | 13504 | 2025-02-25 10:20:36 |
| R55.htm | 54843 | 2025-02-25 10:20:36 |
| R56.htm | 35383 | 2025-02-25 10:20:36 |
| R57.htm | 13256 | 2025-02-25 10:20:36 |
| R58.htm | 30019 | 2025-02-25 10:20:36 |
| R59.htm | 54170 | 2025-02-25 10:20:36 |
| R6.htm | 64734 | 2025-02-25 10:20:36 |
| R60.htm | 22917 | 2025-02-25 10:20:36 |
| R61.htm | 32928 | 2025-02-25 10:20:36 |
| R62.htm | 82024 | 2025-02-25 10:20:36 |
| R63.htm | 31927 | 2025-02-25 10:20:36 |
| R64.htm | 16240 | 2025-02-25 10:20:36 |
| R65.htm | 43461 | 2025-02-25 10:20:36 |
| R66.htm | 16630 | 2025-02-25 10:20:36 |
| R67.htm | 47896 | 2025-02-25 10:20:36 |
| R68.htm | 13792 | 2025-02-25 10:20:36 |
| R69.htm | 39903 | 2025-02-25 10:20:36 |
| R7.htm | 4606 | 2025-02-25 10:20:36 |
| R70.htm | 166921 | 2025-02-25 10:20:36 |
| R71.htm | 33322 | 2025-02-25 10:20:36 |
| R72.htm | 15622 | 2025-02-25 10:20:36 |
| R73.htm | 9343 | 2025-02-25 10:20:36 |
| R74.htm | 45135 | 2025-02-25 10:20:36 |
| R75.htm | 7116 | 2025-02-25 10:20:36 |
| R76.htm | 16789 | 2025-02-25 10:20:36 |
| R77.htm | 9789 | 2025-02-25 10:20:36 |
| R78.htm | 15558 | 2025-02-25 10:20:36 |
| R79.htm | 12090 | 2025-02-25 10:20:36 |
| R8.htm | 151226 | 2025-02-25 10:20:36 |
| R80.htm | 23826 | 2025-02-25 10:20:36 |
| R81.htm | 12126 | 2025-02-25 10:20:36 |
| R82.htm | 14771 | 2025-02-25 10:20:36 |
| R83.htm | 13944 | 2025-02-25 10:20:36 |
| R84.htm | 13560 | 2025-02-25 10:20:36 |
| R85.htm | 20788 | 2025-02-25 10:20:36 |
| R86.htm | 9699 | 2025-02-25 10:20:36 |
| R87.htm | 94388 | 2025-02-25 10:20:36 |
| R88.htm | 9355 | 2025-02-25 10:20:36 |
| R89.htm | 13876 | 2025-02-25 10:20:36 |
| R9.htm | 93093 | 2025-02-25 10:20:36 |
| R90.htm | 32227 | 2025-02-25 10:20:36 |
| R91.htm | 10442 | 2025-02-25 10:20:36 |
| R92.htm | 11357 | 2025-02-25 10:20:36 |
| R93.htm | 69416 | 2025-02-25 10:20:36 |
| R94.htm | 36980 | 2025-02-25 10:20:36 |
| R95.htm | 46501 | 2025-02-25 10:20:36 |
| R96.htm | 55045 | 2025-02-25 10:20:36 |
| R97.htm | 8318 | 2025-02-25 10:20:36 |
| R98.htm | 25588 | 2025-02-25 10:20:36 |
| R99.htm | 64089 | 2025-02-25 10:20:36 |
| report.css | 2768 | 2025-02-25 10:20:36 |
| Show.js | 1086 | 2025-02-25 10:20:36 |
| wash-20241231.htm | 4918282 | 2025-02-25 10:20:36 |
| wash-20241231.xsd | 108620 | 2025-02-25 10:20:36 |
| wash-20241231_cal.xml | 135503 | 2025-02-25 10:20:36 |
| wash-20241231_def.xml | 798296 | 2025-02-25 10:20:36 |
 wash-20241231_g1.jpg | 113421 | 2025-02-25 10:20:36 |
 wash-20241231_g2.jpg | 66556 | 2025-02-25 10:20:36 |
| wash-20241231_htm.xml | 5313002 | 2025-02-25 10:20:36 |
| wash-20241231_lab.xml | 1431820 | 2025-02-25 10:20:36 |
| wash-20241231_pre.xml | 1181020 | 2025-02-25 10:20:36 |