Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000091576-18-000018-index-headers.html | 2018-05-03 16:49:40 | |
| 0000091576-18-000018-index.html | 2018-05-03 16:49:40 | |
| 0000091576-18-000018.txt | 2018-05-03 16:49:40 | |
 0000091576-18-000018-xbrl.zip | 668383 | 2018-05-03 16:49:40 |
 chart-2eac0c0bc10c305995f.jpg | 33106 | 2018-05-03 16:49:40 |
 chart-389c18a6acd82fa83aa.jpg | 34549 | 2018-05-03 16:49:40 |
 chart-3d60540b5f27d1577ab.jpg | 22540 | 2018-05-03 16:49:40 |
 chart-3e204fbc1d645f2a89c.jpg | 20924 | 2018-05-03 16:49:40 |
 chart-63dc66c8130f67c3063.jpg | 28512 | 2018-05-03 16:49:40 |
 chart-68cf39e7ad99ef70690.jpg | 32349 | 2018-05-03 16:49:40 |
 chart-79c69a32a386526db54.jpg | 21747 | 2018-05-03 16:49:40 |
 chart-79f859f4f99a97a97ea.jpg | 22098 | 2018-05-03 16:49:40 |
 chart-7acc53440fa5f5d06d0.jpg | 26688 | 2018-05-03 16:49:40 |
 chart-8b239c3d0ecf22d09a2.jpg | 31338 | 2018-05-03 16:49:40 |
 chart-9259b330f9ed5c11943.jpg | 19141 | 2018-05-03 16:49:40 |
 chart-a56052a107675b31aac.jpg | 20226 | 2018-05-03 16:49:40 |
 chart-a574eaf8d4845b93b91.jpg | 29429 | 2018-05-03 16:49:40 |
 chart-b639f5743ded28bb55a.jpg | 21857 | 2018-05-03 16:49:40 |
 chart-b7f65630075f546342d.jpg | 17967 | 2018-05-03 16:49:40 |
 chart-c76f56c375cc74983fb.jpg | 20266 | 2018-05-03 16:49:40 |
 chart-d0f573e52f485194bb5.jpg | 33808 | 2018-05-03 16:49:40 |
 chart-d6d2103b863b5468bb4.jpg | 34759 | 2018-05-03 16:49:40 |
 chart-e193228aa63a9990326.jpg | 8654 | 2018-05-03 16:49:40 |
 chart-f990712c2115ff82fbb.jpg | 18597 | 2018-05-03 16:49:40 |
| FilingSummary.xml | 64329 | 2018-05-03 16:49:40 |
| Financial_Report.xlsx | 196556 | 2018-05-03 16:49:40 |
 g197596g23q77.jpg | 13478 | 2018-05-03 16:49:40 |
 g197596g33q73.jpg | 9612 | 2018-05-03 16:49:40 |
 g197596g39x03.jpg | 8755 | 2018-05-03 16:49:40 |
| key-033118x10q.htm | 5630759 | 2018-05-03 16:49:40 |
| key-033118xexx12.htm | 115252 | 2018-05-03 16:49:40 |
| key-033118xexx15.htm | 8981 | 2018-05-03 16:49:40 |
| key-033118xexx311.htm | 13909 | 2018-05-03 16:49:40 |
| key-033118xexx312.htm | 13916 | 2018-05-03 16:49:40 |
| key-033118xexx321.htm | 5048 | 2018-05-03 16:49:40 |
| key-033118xexx322.htm | 5026 | 2018-05-03 16:49:40 |
| key-20180331.xml | 8707696 | 2018-05-03 16:49:40 |
| key-20180331.xsd | 121589 | 2018-05-03 16:49:40 |
| key-20180331_cal.xml | 203193 | 2018-05-03 16:49:40 |
| key-20180331_def.xml | 796430 | 2018-05-03 16:49:40 |
| key-20180331_lab.xml | 1511320 | 2018-05-03 16:49:40 |
| key-20180331_pre.xml | 1045509 | 2018-05-03 16:49:40 |
 keycorplogocmykpage001a05.jpg | 42258 | 2018-05-03 16:49:40 |
 keycoverlogoa06.jpg | 9612 | 2018-05-03 16:49:40 |
| R1.htm | 21931 | 2018-05-03 16:49:40 |
| R10.htm | 124019 | 2018-05-03 16:49:40 |
| R100.htm | 47932 | 2018-05-03 16:49:40 |
| R101.htm | 9927 | 2018-05-03 16:49:40 |
| R102.htm | 93694 | 2018-05-03 16:49:40 |
| R103.htm | 42278 | 2018-05-03 16:49:40 |
| R11.htm | 43568 | 2018-05-03 16:49:40 |
| R12.htm | 35633 | 2018-05-03 16:49:40 |
| R13.htm | 57333 | 2018-05-03 16:49:40 |
| R14.htm | 959648 | 2018-05-03 16:49:40 |
| R15.htm | 749886 | 2018-05-03 16:49:40 |
| R16.htm | 193659 | 2018-05-03 16:49:40 |
| R17.htm | 316894 | 2018-05-03 16:49:40 |
| R18.htm | 71759 | 2018-05-03 16:49:40 |
| R19.htm | 45408 | 2018-05-03 16:49:40 |
| R2.htm | 106206 | 2018-05-03 16:49:40 |
| R20.htm | 20457 | 2018-05-03 16:49:40 |
| R21.htm | 15665 | 2018-05-03 16:49:40 |
| R22.htm | 55816 | 2018-05-03 16:49:40 |
| R23.htm | 19553 | 2018-05-03 16:49:40 |
| R24.htm | 52851 | 2018-05-03 16:49:40 |
| R25.htm | 40756 | 2018-05-03 16:49:40 |
| R26.htm | 82836 | 2018-05-03 16:49:40 |
| R27.htm | 12742 | 2018-05-03 16:49:40 |
| R28.htm | 219630 | 2018-05-03 16:49:40 |
| R29.htm | 32843 | 2018-05-03 16:49:40 |
| R3.htm | 19949 | 2018-05-03 16:49:40 |
| R30.htm | 47404 | 2018-05-03 16:49:40 |
| R31.htm | 39626 | 2018-05-03 16:49:40 |
| R32.htm | 33941 | 2018-05-03 16:49:40 |
| R33.htm | 59761 | 2018-05-03 16:49:40 |
| R34.htm | 956825 | 2018-05-03 16:49:40 |
| R35.htm | 702426 | 2018-05-03 16:49:40 |
| R36.htm | 195226 | 2018-05-03 16:49:40 |
| R37.htm | 297354 | 2018-05-03 16:49:40 |
| R38.htm | 63584 | 2018-05-03 16:49:40 |
| R39.htm | 30698 | 2018-05-03 16:49:40 |
| R4.htm | 146661 | 2018-05-03 16:49:40 |
| R40.htm | 52808 | 2018-05-03 16:49:40 |
| R41.htm | 14067 | 2018-05-03 16:49:40 |
| R42.htm | 47712 | 2018-05-03 16:49:40 |
| R43.htm | 19024 | 2018-05-03 16:49:40 |
| R44.htm | 83926 | 2018-05-03 16:49:40 |
| R45.htm | 206095 | 2018-05-03 16:49:40 |
| R46.htm | 31501 | 2018-05-03 16:49:40 |
| R47.htm | 49331 | 2018-05-03 16:49:40 |
| R48.htm | 51143 | 2018-05-03 16:49:40 |
| R49.htm | 14819 | 2018-05-03 16:49:40 |
| R5.htm | 7241 | 2018-05-03 16:49:40 |
| R50.htm | 18421 | 2018-05-03 16:49:40 |
| R51.htm | 123270 | 2018-05-03 16:49:40 |
| R52.htm | 109486 | 2018-05-03 16:49:40 |
| R53.htm | 45034 | 2018-05-03 16:49:40 |
| R54.htm | 62623 | 2018-05-03 16:49:40 |
| R55.htm | 29810 | 2018-05-03 16:49:40 |
| R56.htm | 10340 | 2018-05-03 16:49:40 |
| R57.htm | 75105 | 2018-05-03 16:49:40 |
| R58.htm | 16979 | 2018-05-03 16:49:40 |
| R59.htm | 68036 | 2018-05-03 16:49:40 |
| R6.htm | 28001 | 2018-05-03 16:49:40 |
| R60.htm | 98238 | 2018-05-03 16:49:40 |
| R61.htm | 6491 | 2018-05-03 16:49:40 |
| R62.htm | 22922 | 2018-05-03 16:49:40 |
| R63.htm | 30435 | 2018-05-03 16:49:40 |
| R64.htm | 25805 | 2018-05-03 16:49:40 |
| R65.htm | 266012 | 2018-05-03 16:49:40 |
| R66.htm | 72683 | 2018-05-03 16:49:40 |
| R67.htm | 23444 | 2018-05-03 16:49:40 |
| R68.htm | 26860 | 2018-05-03 16:49:40 |
| R69.htm | 130263 | 2018-05-03 16:49:40 |
| R7.htm | 12918 | 2018-05-03 16:49:40 |
| R70.htm | 49871 | 2018-05-03 16:49:40 |
| R71.htm | 74775 | 2018-05-03 16:49:40 |
| R72.htm | 24403 | 2018-05-03 16:49:40 |
| R73.htm | 6313 | 2018-05-03 16:49:40 |
| R74.htm | 56607 | 2018-05-03 16:49:40 |
| R75.htm | 58719 | 2018-05-03 16:49:40 |
| R76.htm | 48430 | 2018-05-03 16:49:40 |
| R77.htm | 9806 | 2018-05-03 16:49:40 |
| R78.htm | 47634 | 2018-05-03 16:49:40 |
| R79.htm | 27148 | 2018-05-03 16:49:40 |
| R8.htm | 85707 | 2018-05-03 16:49:40 |
| R80.htm | 38405 | 2018-05-03 16:49:40 |
| R81.htm | 19684 | 2018-05-03 16:49:40 |
| R82.htm | 16248 | 2018-05-03 16:49:40 |
| R83.htm | 11850 | 2018-05-03 16:49:40 |
| R84.htm | 16302 | 2018-05-03 16:49:40 |
| R85.htm | 19576 | 2018-05-03 16:49:40 |
| R86.htm | 33525 | 2018-05-03 16:49:40 |
| R87.htm | 11143 | 2018-05-03 16:49:40 |
| R88.htm | 33940 | 2018-05-03 16:49:40 |
| R89.htm | 14095 | 2018-05-03 16:49:40 |
| R9.htm | 21591 | 2018-05-03 16:49:40 |
| R90.htm | 37066 | 2018-05-03 16:49:40 |
| R91.htm | 46010 | 2018-05-03 16:49:40 |
| R92.htm | 26725 | 2018-05-03 16:49:40 |
| R93.htm | 15745 | 2018-05-03 16:49:40 |
| R94.htm | 12037 | 2018-05-03 16:49:40 |
| R95.htm | 55067 | 2018-05-03 16:49:40 |
| R96.htm | 18051 | 2018-05-03 16:49:40 |
| R97.htm | 46075 | 2018-05-03 16:49:40 |
| R98.htm | 31139 | 2018-05-03 16:49:40 |
| R99.htm | 28499 | 2018-05-03 16:49:40 |
| report.css | 2768 | 2018-05-03 16:49:40 |
| Show.js | 1411 | 2018-05-03 16:49:40 |