Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001097362-23-000013-index-headers.html | 2023-02-08 19:54:33 | |
| 0001097362-23-000013-index.html | 2023-02-08 19:54:33 | |
| 0001097362-23-000013.txt | 2023-02-08 19:54:33 | |
 0001097362-23-000013-xbrl.zip | 1415696 | 2023-02-08 19:54:33 |
| annual40-fexhibit994q42022.htm | 16615 | 2023-02-08 19:54:33 |
| annual40-fexhibit995q42022.htm | 5935 | 2023-02-08 19:54:33 |
| annual40-fexhibit996q42022.htm | 2719 | 2023-02-08 19:54:33 |
| annual40-fexhibit997q42022.htm | 3836 | 2023-02-08 19:54:33 |
| annualaifmasterq42022.htm | 790655 | 2023-02-08 19:54:33 |
| FilingSummary.xml | 111411 | 2023-02-08 19:54:33 |
| Financial_Report.xlsx | 384003 | 2023-02-08 19:54:33 |
 imagea.jpg | 213513 | 2023-02-08 19:54:33 |
 imageb.jpg | 183 | 2023-02-08 19:54:33 |
 image_2a.jpg | 92 | 2023-02-08 19:54:33 |
 image_5a.jpg | 16660 | 2023-02-08 19:54:33 |
 lineslfblue100a04.jpg | 1270 | 2023-02-08 19:54:33 |
| MetaLinks.json | 1624674 | 2023-02-08 19:54:33 |
| q42022slfmdaliveq42022.htm | 2654698 | 2023-02-08 19:54:33 |
| R1.htm | 70624 | 2023-02-08 19:54:33 |
| R10.htm | 50591 | 2023-02-08 19:54:33 |
| R100.htm | 32662 | 2023-02-08 19:54:33 |
| R101.htm | 23083 | 2023-02-08 19:54:33 |
| R102.htm | 48482 | 2023-02-08 19:54:33 |
| R103.htm | 37555 | 2023-02-08 19:54:33 |
| R104.htm | 23093 | 2023-02-08 19:54:33 |
| R105.htm | 29953 | 2023-02-08 19:54:33 |
| R106.htm | 41837 | 2023-02-08 19:54:33 |
| R107.htm | 23359 | 2023-02-08 19:54:33 |
| R108.htm | 32514 | 2023-02-08 19:54:33 |
| R109.htm | 16404 | 2023-02-08 19:54:33 |
| R11.htm | 190395 | 2023-02-08 19:54:33 |
| R110.htm | 26913 | 2023-02-08 19:54:33 |
| R111.htm | 50006 | 2023-02-08 19:54:33 |
| R112.htm | 17883 | 2023-02-08 19:54:33 |
| R113.htm | 64679 | 2023-02-08 19:54:33 |
| R114.htm | 61093 | 2023-02-08 19:54:33 |
| R115.htm | 15582 | 2023-02-08 19:54:33 |
| R116.htm | 39281 | 2023-02-08 19:54:33 |
| R117.htm | 25483 | 2023-02-08 19:54:33 |
| R118.htm | 16372 | 2023-02-08 19:54:33 |
| R119.htm | 13798 | 2023-02-08 19:54:33 |
| R12.htm | 435768 | 2023-02-08 19:54:33 |
| R120.htm | 58994 | 2023-02-08 19:54:33 |
| R121.htm | 11814 | 2023-02-08 19:54:33 |
| R122.htm | 67525 | 2023-02-08 19:54:33 |
| R123.htm | 11915 | 2023-02-08 19:54:33 |
| R124.htm | 39351 | 2023-02-08 19:54:33 |
| R125.htm | 8615 | 2023-02-08 19:54:33 |
| R126.htm | 8915 | 2023-02-08 19:54:33 |
| R127.htm | 14973 | 2023-02-08 19:54:33 |
| R128.htm | 10652 | 2023-02-08 19:54:33 |
| R129.htm | 16020 | 2023-02-08 19:54:33 |
| R13.htm | 563619 | 2023-02-08 19:54:33 |
| R130.htm | 72255 | 2023-02-08 19:54:33 |
| R131.htm | 9062 | 2023-02-08 19:54:33 |
| R132.htm | 13142 | 2023-02-08 19:54:33 |
| R133.htm | 34742 | 2023-02-08 19:54:33 |
| R134.htm | 51199 | 2023-02-08 19:54:33 |
| R135.htm | 40409 | 2023-02-08 19:54:33 |
| R136.htm | 15025 | 2023-02-08 19:54:33 |
| R137.htm | 25476 | 2023-02-08 19:54:33 |
| R138.htm | 11042 | 2023-02-08 19:54:33 |
| R139.htm | 33790 | 2023-02-08 19:54:33 |
| R14.htm | 40310 | 2023-02-08 19:54:33 |
| R140.htm | 58887 | 2023-02-08 19:54:33 |
| R141.htm | 27170 | 2023-02-08 19:54:33 |
| R142.htm | 40146 | 2023-02-08 19:54:33 |
| R143.htm | 13199 | 2023-02-08 19:54:33 |
| R144.htm | 18495 | 2023-02-08 19:54:33 |
| R145.htm | 8926 | 2023-02-08 19:54:33 |
| R146.htm | 9888 | 2023-02-08 19:54:33 |
| R147.htm | 41612 | 2023-02-08 19:54:33 |
| R148.htm | 33414 | 2023-02-08 19:54:33 |
| R149.htm | 24070 | 2023-02-08 19:54:33 |
| R15.htm | 19221 | 2023-02-08 19:54:33 |
| R150.htm | 14044 | 2023-02-08 19:54:33 |
| R151.htm | 47675 | 2023-02-08 19:54:33 |
| R152.htm | 7293 | 2023-02-08 19:54:33 |
| R153.htm | 22010 | 2023-02-08 19:54:33 |
| R154.htm | 19491 | 2023-02-08 19:54:33 |
| R155.htm | 30410 | 2023-02-08 19:54:33 |
| R156.htm | 32321 | 2023-02-08 19:54:33 |
| R157.htm | 9338 | 2023-02-08 19:54:33 |
| R158.htm | 48309 | 2023-02-08 19:54:33 |
| R159.htm | 5607 | 2023-02-08 19:54:33 |
| R16.htm | 124825 | 2023-02-08 19:54:33 |
| R160.htm | 19850 | 2023-02-08 19:54:33 |
| R161.htm | 14883 | 2023-02-08 19:54:33 |
| R162.htm | 66624 | 2023-02-08 19:54:33 |
| R163.htm | 19743 | 2023-02-08 19:54:33 |
| R164.htm | 26912 | 2023-02-08 19:54:33 |
| R165.htm | 58829 | 2023-02-08 19:54:33 |
| R166.htm | 29715 | 2023-02-08 19:54:33 |
| R167.htm | 12975 | 2023-02-08 19:54:33 |
| R168.htm | 9035 | 2023-02-08 19:54:33 |
| R169.htm | 18592 | 2023-02-08 19:54:33 |
| R17.htm | 278160 | 2023-02-08 19:54:33 |
| R170.htm | 25543 | 2023-02-08 19:54:33 |
| R171.htm | 33567 | 2023-02-08 19:54:33 |
| R172.htm | 9055 | 2023-02-08 19:54:33 |
| R18.htm | 71808 | 2023-02-08 19:54:33 |
| R19.htm | 34719 | 2023-02-08 19:54:33 |
| R2.htm | 7791 | 2023-02-08 19:54:33 |
| R20.htm | 33408 | 2023-02-08 19:54:33 |
| R21.htm | 47222 | 2023-02-08 19:54:33 |
| R22.htm | 68189 | 2023-02-08 19:54:33 |
| R23.htm | 47075 | 2023-02-08 19:54:33 |
| R24.htm | 17453 | 2023-02-08 19:54:33 |
| R25.htm | 29403 | 2023-02-08 19:54:33 |
| R26.htm | 71198 | 2023-02-08 19:54:33 |
| R27.htm | 126958 | 2023-02-08 19:54:33 |
| R28.htm | 23467 | 2023-02-08 19:54:33 |
| R29.htm | 50851 | 2023-02-08 19:54:33 |
| R3.htm | 75723 | 2023-02-08 19:54:33 |
| R30.htm | 77498 | 2023-02-08 19:54:33 |
| R31.htm | 25258 | 2023-02-08 19:54:33 |
| R32.htm | 206461 | 2023-02-08 19:54:33 |
| R33.htm | 24859 | 2023-02-08 19:54:33 |
| R34.htm | 46732 | 2023-02-08 19:54:33 |
| R35.htm | 6803 | 2023-02-08 19:54:33 |
| R36.htm | 236579 | 2023-02-08 19:54:33 |
| R37.htm | 336692 | 2023-02-08 19:54:33 |
| R38.htm | 42401 | 2023-02-08 19:54:33 |
| R39.htm | 43720 | 2023-02-08 19:54:33 |
| R4.htm | 80796 | 2023-02-08 19:54:33 |
| R40.htm | 187992 | 2023-02-08 19:54:33 |
| R41.htm | 607200 | 2023-02-08 19:54:33 |
| R42.htm | 672529 | 2023-02-08 19:54:33 |
| R43.htm | 17981 | 2023-02-08 19:54:33 |
| R44.htm | 119630 | 2023-02-08 19:54:33 |
| R45.htm | 255663 | 2023-02-08 19:54:33 |
| R46.htm | 70824 | 2023-02-08 19:54:33 |
| R47.htm | 86271 | 2023-02-08 19:54:33 |
| R48.htm | 78209 | 2023-02-08 19:54:33 |
| R49.htm | 64585 | 2023-02-08 19:54:33 |
| R5.htm | 79077 | 2023-02-08 19:54:33 |
| R50.htm | 56726 | 2023-02-08 19:54:33 |
| R51.htm | 44915 | 2023-02-08 19:54:33 |
| R52.htm | 15808 | 2023-02-08 19:54:33 |
| R53.htm | 29866 | 2023-02-08 19:54:33 |
| R54.htm | 68553 | 2023-02-08 19:54:33 |
| R55.htm | 123221 | 2023-02-08 19:54:33 |
| R56.htm | 16299 | 2023-02-08 19:54:33 |
| R57.htm | 50548 | 2023-02-08 19:54:33 |
| R58.htm | 62531 | 2023-02-08 19:54:33 |
| R59.htm | 22520 | 2023-02-08 19:54:33 |
| R6.htm | 49144 | 2023-02-08 19:54:33 |
| R60.htm | 203243 | 2023-02-08 19:54:33 |
| R61.htm | 23820 | 2023-02-08 19:54:33 |
| R62.htm | 45347 | 2023-02-08 19:54:33 |
| R63.htm | 15353 | 2023-02-08 19:54:33 |
| R64.htm | 12971 | 2023-02-08 19:54:33 |
| R65.htm | 64077 | 2023-02-08 19:54:33 |
| R66.htm | 13810 | 2023-02-08 19:54:33 |
| R67.htm | 8146 | 2023-02-08 19:54:33 |
| R68.htm | 12223 | 2023-02-08 19:54:33 |
| R69.htm | 23754 | 2023-02-08 19:54:33 |
| R7.htm | 90600 | 2023-02-08 19:54:33 |
| R70.htm | 14812 | 2023-02-08 19:54:33 |
| R71.htm | 9683 | 2023-02-08 19:54:33 |
| R72.htm | 41248 | 2023-02-08 19:54:33 |
| R73.htm | 26973 | 2023-02-08 19:54:33 |
| R74.htm | 3950 | 2023-02-08 19:54:33 |
| R75.htm | 91503 | 2023-02-08 19:54:33 |
| R76.htm | 27077 | 2023-02-08 19:54:33 |
| R77.htm | 23591 | 2023-02-08 19:54:33 |
| R78.htm | 23176 | 2023-02-08 19:54:33 |
| R79.htm | 49909 | 2023-02-08 19:54:33 |
| R8.htm | 105308 | 2023-02-08 19:54:33 |
| R80.htm | 106971 | 2023-02-08 19:54:33 |
| R81.htm | 234765 | 2023-02-08 19:54:33 |
| R82.htm | 72798 | 2023-02-08 19:54:33 |
| R83.htm | 29292 | 2023-02-08 19:54:33 |
| R84.htm | 29071 | 2023-02-08 19:54:33 |
| R85.htm | 13484 | 2023-02-08 19:54:33 |
| R86.htm | 22344 | 2023-02-08 19:54:33 |
| R87.htm | 18557 | 2023-02-08 19:54:33 |
| R88.htm | 8527 | 2023-02-08 19:54:33 |
| R89.htm | 6660 | 2023-02-08 19:54:33 |
| R9.htm | 76983 | 2023-02-08 19:54:33 |
| R90.htm | 53339 | 2023-02-08 19:54:33 |
| R91.htm | 29966 | 2023-02-08 19:54:33 |
| R92.htm | 87148 | 2023-02-08 19:54:33 |
| R93.htm | 62415 | 2023-02-08 19:54:33 |
| R94.htm | 49406 | 2023-02-08 19:54:33 |
| R95.htm | 92756 | 2023-02-08 19:54:33 |
| R96.htm | 21145 | 2023-02-08 19:54:33 |
| R97.htm | 10749 | 2023-02-08 19:54:33 |
| R98.htm | 43756 | 2023-02-08 19:54:33 |
| R99.htm | 33300 | 2023-02-08 19:54:33 |
| report.css | 2768 | 2023-02-08 19:54:33 |
 riskgovernancegraphic_2020.jpg | 1095395 | 2023-02-08 19:54:33 |
 rmfgraphic_2020v2.jpg | 710464 | 2023-02-08 19:54:33 |
| Show.js | 1086 | 2023-02-08 19:54:33 |
| slf-20221231.htm | 1310293 | 2023-02-08 19:54:33 |
| slf-20221231.xsd | 242130 | 2023-02-08 19:54:33 |
| slf-20221231_cal.xml | 227817 | 2023-02-08 19:54:33 |
| slf-20221231_d2.htm | 5519206 | 2023-02-08 19:54:33 |
| slf-20221231_def.xml | 1146663 | 2023-02-08 19:54:33 |
 slf-20221231_g1.jpg | 1270 | 2023-02-08 19:54:33 |
 slf-20221231_g2.jpg | 15889 | 2023-02-08 19:54:33 |
 slf-20221231_g3.jpg | 12955 | 2023-02-08 19:54:33 |
 slf-20221231_g4.jpg | 14881 | 2023-02-08 19:54:33 |
 slf-20221231_g5.jpg | 90902 | 2023-02-08 19:54:33 |
| slf-20221231_htm.xml | 9629810 | 2023-02-08 19:54:33 |
| slf-20221231_lab.xml | 1916925 | 2023-02-08 19:54:33 |
| slf-20221231_pre.xml | 1495212 | 2023-02-08 19:54:33 |