Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000764065-18-000035-index-headers.html | 2018-02-14 12:07:00 | |
| 0000764065-18-000035-index.html | 2018-02-14 12:07:00 | |
| 0000764065-18-000035.txt | 2018-02-14 12:07:00 | |
 0000764065-18-000035-xbrl.zip | 837208 | 2018-02-14 12:07:00 |
 a5yrcumulativereturns17.jpg | 83603 | 2018-02-14 12:07:00 |
 apiofilingsmap17.jpg | 650331 | 2018-02-14 12:07:00 |
| clf-20171231.xml | 10792629 | 2018-02-14 12:07:00 |
| clf-20171231.xsd | 174579 | 2018-02-14 12:07:00 |
| clf-2017123110xk.htm | 6209481 | 2018-02-14 12:07:00 |
| clf-2017123110xkex1036.htm | 155421 | 2018-02-14 12:07:00 |
| clf-2017123110xkex1059.htm | 313738 | 2018-02-14 12:07:00 |
| clf-2017123110xkex12.htm | 71937 | 2018-02-14 12:07:00 |
| clf-2017123110xkex21.htm | 21980 | 2018-02-14 12:07:00 |
| clf-2017123110xkex23.htm | 6214 | 2018-02-14 12:07:00 |
| clf-2017123110xkex24.htm | 13588 | 2018-02-14 12:07:00 |
| clf-2017123110xkex311.htm | 14643 | 2018-02-14 12:07:00 |
| clf-2017123110xkex312.htm | 14516 | 2018-02-14 12:07:00 |
| clf-2017123110xkex321.htm | 8884 | 2018-02-14 12:07:00 |
| clf-2017123110xkex322.htm | 8798 | 2018-02-14 12:07:00 |
| clf-2017123110xkex411.htm | 27901 | 2018-02-14 12:07:00 |
| clf-2017123110xkex412.htm | 31855 | 2018-02-14 12:07:00 |
| clf-2017123110xkex95.htm | 65797 | 2018-02-14 12:07:00 |
| clf-2017123110xkex99a.htm | 48372 | 2018-02-14 12:07:00 |
| clf-20171231_cal.xml | 161244 | 2018-02-14 12:07:00 |
| clf-20171231_def.xml | 1470390 | 2018-02-14 12:07:00 |
| clf-20171231_lab.xml | 1840107 | 2018-02-14 12:07:00 |
| clf-20171231_pre.xml | 1697429 | 2018-02-14 12:07:00 |
 cliffslogo2017a01.jpg | 42668 | 2018-02-14 12:07:00 |
| FilingSummary.xml | 111857 | 2018-02-14 12:07:00 |
| Financial_Report.xlsx | 268910 | 2018-02-14 12:07:00 |
 globallocationfilingmap17.jpg | 417578 | 2018-02-14 12:07:00 |
 naiofilingsmap17.jpg | 181955 | 2018-02-14 12:07:00 |
| R1.htm | 29985 | 2018-02-14 12:07:00 |
| R10.htm | 183272 | 2018-02-14 12:07:00 |
| R100.htm | 78853 | 2018-02-14 12:07:00 |
| R101.htm | 34735 | 2018-02-14 12:07:00 |
| R102.htm | 13192 | 2018-02-14 12:07:00 |
| R103.htm | 6497 | 2018-02-14 12:07:00 |
| R104.htm | 8937 | 2018-02-14 12:07:00 |
| R105.htm | 33185 | 2018-02-14 12:07:00 |
| R106.htm | 23380 | 2018-02-14 12:07:00 |
| R107.htm | 64834 | 2018-02-14 12:07:00 |
| R108.htm | 38789 | 2018-02-14 12:07:00 |
| R109.htm | 9693 | 2018-02-14 12:07:00 |
| R11.htm | 219647 | 2018-02-14 12:07:00 |
| R110.htm | 25658 | 2018-02-14 12:07:00 |
| R111.htm | 73324 | 2018-02-14 12:07:00 |
| R112.htm | 16526 | 2018-02-14 12:07:00 |
| R113.htm | 51558 | 2018-02-14 12:07:00 |
| R114.htm | 4784 | 2018-02-14 12:07:00 |
| R115.htm | 19724 | 2018-02-14 12:07:00 |
| R116.htm | 9103 | 2018-02-14 12:07:00 |
| R117.htm | 42706 | 2018-02-14 12:07:00 |
| R118.htm | 22013 | 2018-02-14 12:07:00 |
| R119.htm | 21304 | 2018-02-14 12:07:00 |
| R12.htm | 33796 | 2018-02-14 12:07:00 |
| R120.htm | 30441 | 2018-02-14 12:07:00 |
| R121.htm | 13675 | 2018-02-14 12:07:00 |
| R122.htm | 10859 | 2018-02-14 12:07:00 |
| R123.htm | 50098 | 2018-02-14 12:07:00 |
| R124.htm | 24494 | 2018-02-14 12:07:00 |
| R125.htm | 20272 | 2018-02-14 12:07:00 |
| R126.htm | 77959 | 2018-02-14 12:07:00 |
| R127.htm | 14077 | 2018-02-14 12:07:00 |
| R128.htm | 18109 | 2018-02-14 12:07:00 |
| R129.htm | 26324 | 2018-02-14 12:07:00 |
| R13.htm | 45468 | 2018-02-14 12:07:00 |
| R130.htm | 32753 | 2018-02-14 12:07:00 |
| R131.htm | 34739 | 2018-02-14 12:07:00 |
| R132.htm | 39216 | 2018-02-14 12:07:00 |
| R133.htm | 31247 | 2018-02-14 12:07:00 |
| R134.htm | 19015 | 2018-02-14 12:07:00 |
| R135.htm | 111301 | 2018-02-14 12:07:00 |
| R136.htm | 19663 | 2018-02-14 12:07:00 |
| R137.htm | 44629 | 2018-02-14 12:07:00 |
| R138.htm | 91967 | 2018-02-14 12:07:00 |
| R139.htm | 8761 | 2018-02-14 12:07:00 |
| R14.htm | 238998 | 2018-02-14 12:07:00 |
| R140.htm | 9380 | 2018-02-14 12:07:00 |
| R141.htm | 9439 | 2018-02-14 12:07:00 |
| R142.htm | 35305 | 2018-02-14 12:07:00 |
| R143.htm | 16579 | 2018-02-14 12:07:00 |
| R144.htm | 9300 | 2018-02-14 12:07:00 |
| R145.htm | 19660 | 2018-02-14 12:07:00 |
| R146.htm | 65973 | 2018-02-14 12:07:00 |
| R147.htm | 7955 | 2018-02-14 12:07:00 |
| R148.htm | 20602 | 2018-02-14 12:07:00 |
| R149.htm | 58814 | 2018-02-14 12:07:00 |
| R15.htm | 181648 | 2018-02-14 12:07:00 |
| R150.htm | 11762 | 2018-02-14 12:07:00 |
| R151.htm | 171163 | 2018-02-14 12:07:00 |
| R152.htm | 175820 | 2018-02-14 12:07:00 |
| R153.htm | 98066 | 2018-02-14 12:07:00 |
| R154.htm | 7373 | 2018-02-14 12:07:00 |
| R155.htm | 20421 | 2018-02-14 12:07:00 |
| R16.htm | 884901 | 2018-02-14 12:07:00 |
| R17.htm | 175810 | 2018-02-14 12:07:00 |
| R18.htm | 237258 | 2018-02-14 12:07:00 |
| R19.htm | 26002 | 2018-02-14 12:07:00 |
| R2.htm | 104571 | 2018-02-14 12:07:00 |
| R20.htm | 45837 | 2018-02-14 12:07:00 |
| R21.htm | 26582 | 2018-02-14 12:07:00 |
| R22.htm | 97983 | 2018-02-14 12:07:00 |
| R23.htm | 245770 | 2018-02-14 12:07:00 |
| R24.htm | 14825 | 2018-02-14 12:07:00 |
| R25.htm | 215081 | 2018-02-14 12:07:00 |
| R26.htm | 39698 | 2018-02-14 12:07:00 |
| R27.htm | 46833 | 2018-02-14 12:07:00 |
| R28.htm | 58619 | 2018-02-14 12:07:00 |
| R29.htm | 22056 | 2018-02-14 12:07:00 |
| R3.htm | 27673 | 2018-02-14 12:07:00 |
| R30.htm | 5025 | 2018-02-14 12:07:00 |
| R31.htm | 148070 | 2018-02-14 12:07:00 |
| R32.htm | 906961 | 2018-02-14 12:07:00 |
| R33.htm | 259364 | 2018-02-14 12:07:00 |
| R34.htm | 106960 | 2018-02-14 12:07:00 |
| R35.htm | 223687 | 2018-02-14 12:07:00 |
| R36.htm | 30028 | 2018-02-14 12:07:00 |
| R37.htm | 43043 | 2018-02-14 12:07:00 |
| R38.htm | 189468 | 2018-02-14 12:07:00 |
| R39.htm | 179027 | 2018-02-14 12:07:00 |
| R4.htm | 105025 | 2018-02-14 12:07:00 |
| R40.htm | 885862 | 2018-02-14 12:07:00 |
| R41.htm | 169132 | 2018-02-14 12:07:00 |
| R42.htm | 240179 | 2018-02-14 12:07:00 |
| R43.htm | 23210 | 2018-02-14 12:07:00 |
| R44.htm | 38398 | 2018-02-14 12:07:00 |
| R45.htm | 21647 | 2018-02-14 12:07:00 |
| R46.htm | 85629 | 2018-02-14 12:07:00 |
| R47.htm | 231463 | 2018-02-14 12:07:00 |
| R48.htm | 216930 | 2018-02-14 12:07:00 |
| R49.htm | 37469 | 2018-02-14 12:07:00 |
| R5.htm | 5741 | 2018-02-14 12:07:00 |
| R50.htm | 43768 | 2018-02-14 12:07:00 |
| R51.htm | 58724 | 2018-02-14 12:07:00 |
| R52.htm | 149087 | 2018-02-14 12:07:00 |
| R53.htm | 905184 | 2018-02-14 12:07:00 |
| R54.htm | 92210 | 2018-02-14 12:07:00 |
| R55.htm | 20116 | 2018-02-14 12:07:00 |
| R56.htm | 30644 | 2018-02-14 12:07:00 |
| R57.htm | 8673 | 2018-02-14 12:07:00 |
| R58.htm | 9472 | 2018-02-14 12:07:00 |
| R59.htm | 21757 | 2018-02-14 12:07:00 |
| R6.htm | 24725 | 2018-02-14 12:07:00 |
| R60.htm | 15801 | 2018-02-14 12:07:00 |
| R61.htm | 90248 | 2018-02-14 12:07:00 |
| R62.htm | 18365 | 2018-02-14 12:07:00 |
| R63.htm | 26109 | 2018-02-14 12:07:00 |
| R64.htm | 12318 | 2018-02-14 12:07:00 |
| R65.htm | 9427 | 2018-02-14 12:07:00 |
| R66.htm | 14964 | 2018-02-14 12:07:00 |
| R67.htm | 7112 | 2018-02-14 12:07:00 |
| R68.htm | 32370 | 2018-02-14 12:07:00 |
| R69.htm | 12282 | 2018-02-14 12:07:00 |
| R7.htm | 70984 | 2018-02-14 12:07:00 |
| R70.htm | 248431 | 2018-02-14 12:07:00 |
| R71.htm | 71175 | 2018-02-14 12:07:00 |
| R72.htm | 26936 | 2018-02-14 12:07:00 |
| R73.htm | 48073 | 2018-02-14 12:07:00 |
| R74.htm | 19176 | 2018-02-14 12:07:00 |
| R75.htm | 39641 | 2018-02-14 12:07:00 |
| R76.htm | 26782 | 2018-02-14 12:07:00 |
| R77.htm | 34364 | 2018-02-14 12:07:00 |
| R78.htm | 35926 | 2018-02-14 12:07:00 |
| R79.htm | 52785 | 2018-02-14 12:07:00 |
| R8.htm | 92407 | 2018-02-14 12:07:00 |
| R80.htm | 40586 | 2018-02-14 12:07:00 |
| R81.htm | 13625 | 2018-02-14 12:07:00 |
| R82.htm | 143372 | 2018-02-14 12:07:00 |
| R83.htm | 65220 | 2018-02-14 12:07:00 |
| R84.htm | 8658 | 2018-02-14 12:07:00 |
| R85.htm | 24164 | 2018-02-14 12:07:00 |
| R86.htm | 47268 | 2018-02-14 12:07:00 |
| R87.htm | 6838 | 2018-02-14 12:07:00 |
| R88.htm | 11734 | 2018-02-14 12:07:00 |
| R89.htm | 40916 | 2018-02-14 12:07:00 |
| R9.htm | 4593 | 2018-02-14 12:07:00 |
| R90.htm | 79240 | 2018-02-14 12:07:00 |
| R91.htm | 29070 | 2018-02-14 12:07:00 |
| R92.htm | 79163 | 2018-02-14 12:07:00 |
| R93.htm | 53205 | 2018-02-14 12:07:00 |
| R94.htm | 56462 | 2018-02-14 12:07:00 |
| R95.htm | 18857 | 2018-02-14 12:07:00 |
| R96.htm | 8717 | 2018-02-14 12:07:00 |
| R97.htm | 26709 | 2018-02-14 12:07:00 |
| R98.htm | 15102 | 2018-02-14 12:07:00 |
| R99.htm | 79977 | 2018-02-14 12:07:00 |
| report.css | 2768 | 2018-02-14 12:07:00 |
| Show.js | 1411 | 2018-02-14 12:07:00 |