Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000740766-21-000008-index-headers.html | 2021-05-27 10:37:26 | |
| 0000740766-21-000008-index.html | 2021-05-27 10:37:26 | |
| 0000740766-21-000008.txt | 2021-05-27 10:37:26 | |
 0000740766-21-000008-xbrl.zip | 1306974 | 2021-05-27 10:37:26 |
 BarChart1.png | 13099 | 2021-05-27 10:37:26 |
 BarChart10.png | 12209 | 2021-05-27 10:37:26 |
 BarChart11.png | 12475 | 2021-05-27 10:37:26 |
 BarChart12.png | 12555 | 2021-05-27 10:37:26 |
 BarChart13.png | 12065 | 2021-05-27 10:37:26 |
 BarChart14.png | 11653 | 2021-05-27 10:37:26 |
 BarChart15.png | 11734 | 2021-05-27 10:37:26 |
 BarChart16.png | 11616 | 2021-05-27 10:37:26 |
 BarChart17.png | 11505 | 2021-05-27 10:37:26 |
 BarChart18.png | 11454 | 2021-05-27 10:37:26 |
 BarChart19.png | 11010 | 2021-05-27 10:37:26 |
 BarChart2.png | 12510 | 2021-05-27 10:37:26 |
 BarChart20.png | 11569 | 2021-05-27 10:37:26 |
 BarChart21.png | 11505 | 2021-05-27 10:37:26 |
 BarChart22.png | 11010 | 2021-05-27 10:37:26 |
 BarChart23.png | 11569 | 2021-05-27 10:37:26 |
 BarChart24.png | 12065 | 2021-05-27 10:37:26 |
 BarChart25.png | 11734 | 2021-05-27 10:37:26 |
 BarChart26.png | 11616 | 2021-05-27 10:37:26 |
 BarChart3.png | 11840 | 2021-05-27 10:37:26 |
 BarChart4.png | 12072 | 2021-05-27 10:37:26 |
 BarChart5.png | 11765 | 2021-05-27 10:37:26 |
 BarChart6.png | 13897 | 2021-05-27 10:37:26 |
 BarChart7.png | 12941 | 2021-05-27 10:37:26 |
 BarChart8.png | 12283 | 2021-05-27 10:37:26 |
 BarChart9.png | 12683 | 2021-05-27 10:37:26 |
| ck0000740766-20210524.htm | 6471670 | 2021-05-27 10:37:26 |
| ck0000740766-20210524.xsd | 105796 | 2021-05-27 10:37:26 |
| ck0000740766-20210524_cal.xml | 5037 | 2021-05-27 10:37:26 |
| ck0000740766-20210524_def.xml | 3494406 | 2021-05-27 10:37:26 |
| ck0000740766-20210524_htm.xml | 678035 | 2021-05-27 10:37:26 |
| ck0000740766-20210524_lab.xml | 217594 | 2021-05-27 10:37:26 |
| ck0000740766-20210524_pre.xml | 3741810 | 2021-05-27 10:37:26 |
| d2-expenselimitationagrmt.htm | 6002 | 2021-05-27 10:37:26 |
| davedpowerofattorney-012121.htm | 16735 | 2021-05-27 10:37:26 |
 davedpowerofattorney-012x1x1.jpg | 1806 | 2021-05-27 10:37:26 |
| FilingSummary.xml | 47490 | 2021-05-27 10:37:26 |
 gavedpowerofattorney-012x1x2.jpg | 11173 | 2021-05-27 10:37:26 |
 image_001.jpg | 5616 | 2021-05-27 10:37:26 |
 image_002.jpg | 2262 | 2021-05-27 10:37:26 |
 image_003.jpg | 2262 | 2021-05-27 10:37:26 |
 image_004.jpg | 2262 | 2021-05-27 10:37:26 |
 image_005.jpg | 2261 | 2021-05-27 10:37:26 |
 image_006.jpg | 2265 | 2021-05-27 10:37:26 |
 image_007.jpg | 2266 | 2021-05-27 10:37:26 |
 image_008.jpg | 2263 | 2021-05-27 10:37:26 |
 image_009.jpg | 2262 | 2021-05-27 10:37:26 |
 image_010.jpg | 2266 | 2021-05-27 10:37:26 |
 image_011.jpg | 2265 | 2021-05-27 10:37:26 |
 image_012.jpg | 2266 | 2021-05-27 10:37:26 |
 image_013.jpg | 2267 | 2021-05-27 10:37:26 |
 image_014.jpg | 2271 | 2021-05-27 10:37:26 |
 image_015.jpg | 2272 | 2021-05-27 10:37:26 |
 image_016.jpg | 2264 | 2021-05-27 10:37:26 |
 img_042e98f1dee44f3.jpg | 13654 | 2021-05-27 10:37:26 |
 img_0c17fed5b16c4f5.jpg | 13654 | 2021-05-27 10:37:26 |
 img_1019deef40434f2.jpg | 6892 | 2021-05-27 10:37:26 |
 img_173b5ba9869b4f7.jpg | 6498 | 2021-05-27 10:37:26 |
 img_17fbef0755664f2.jpg | 4276 | 2021-05-27 10:37:26 |
 img_1ca0975d1be44f7.jpg | 4276 | 2021-05-27 10:37:26 |
 img_214d76f1e5e94f2.jpg | 6587 | 2021-05-27 10:37:26 |
 img_2cd5b8bbc4ae4f5.jpg | 6914 | 2021-05-27 10:37:26 |
 img_3672a2db6bbe4f3.jpg | 7028 | 2021-05-27 10:37:26 |
 img_39235c83fca74f6.jpg | 6552 | 2021-05-27 10:37:26 |
 img_3ef2008f5ea24f4.jpg | 6790 | 2021-05-27 10:37:26 |
 img_43d742880eb84f3.jpg | 2505 | 2021-05-27 10:37:26 |
 img_4494763ed4324f4.jpg | 6629 | 2021-05-27 10:37:26 |
 img_56fee6deac694f3.jpg | 4276 | 2021-05-27 10:37:26 |
 img_64da4bf0082d4f5.jpg | 4276 | 2021-05-27 10:37:26 |
 img_75b6796edd554f4.jpg | 4276 | 2021-05-27 10:37:26 |
 img_8263c456f8a54f5.jpg | 2505 | 2021-05-27 10:37:26 |
 img_836df3be183c4f6.jpg | 6914 | 2021-05-27 10:37:26 |
 img_8540beff340b4f3.jpg | 6652 | 2021-05-27 10:37:26 |
 img_8af235a618724f7.jpg | 2505 | 2021-05-27 10:37:26 |
 img_9506db08f9f04f4.jpg | 13654 | 2021-05-27 10:37:26 |
 img_95d4b0bb6aac4f5.jpg | 6673 | 2021-05-27 10:37:26 |
 img_99680c1549244f5.jpg | 6598 | 2021-05-27 10:37:26 |
 img_9c607d80a7fe4f5.jpg | 7054 | 2021-05-27 10:37:26 |
 img_a3c28b5c1e574f3.jpg | 6474 | 2021-05-27 10:37:26 |
 img_a5ddf93c12804f3.jpg | 6875 | 2021-05-27 10:37:26 |
 img_b4c7ce1467374f2.jpg | 6745 | 2021-05-27 10:37:26 |
 img_b932111ab9d44f4.jpg | 6968 | 2021-05-27 10:37:26 |
 img_c573459ed2f04f6.jpg | 2505 | 2021-05-27 10:37:26 |
 img_c69ff5c95e274f7.jpg | 6790 | 2021-05-27 10:37:26 |
 img_c7d2f3b435644f2.jpg | 2505 | 2021-05-27 10:37:26 |
 img_cafe6dd3aeee4f4.jpg | 6498 | 2021-05-27 10:37:26 |
 img_cc2173081a5f4f7.jpg | 13654 | 2021-05-27 10:37:26 |
 img_d66eb71879384f4.jpg | 2505 | 2021-05-27 10:37:26 |
 img_d7d56d79b4314f3.jpg | 6883 | 2021-05-27 10:37:26 |
 img_e0d4c4ef84354f6.jpg | 4276 | 2021-05-27 10:37:26 |
 img_e5ee7602e10c4f6.jpg | 13654 | 2021-05-27 10:37:26 |
 img_ea03ccb207e54f6.jpg | 7054 | 2021-05-27 10:37:26 |
 img_ea150b6bf1c44f7.jpg | 6749 | 2021-05-27 10:37:26 |
 img_eab6cd0e05dc4f4.jpg | 6938 | 2021-05-27 10:37:26 |
 img_eb0452c2265c4f2.jpg | 6625 | 2021-05-27 10:37:26 |
 img_ec24ee3782944f2.jpg | 6607 | 2021-05-27 10:37:26 |
 img_f61f01f256094f3.jpg | 7106 | 2021-05-27 10:37:26 |
 img_fa04fc82e03e4f2.jpg | 13654 | 2021-05-27 10:37:26 |
| j-consent289.htm | 2981 | 2021-05-27 10:37:26 |
| MetaLinks.json | 1677930 | 2021-05-27 10:37:26 |
| p1-ia045codeofethics3312021.htm | 202444 | 2021-05-27 10:37:26 |
| R1.htm | 79057 | 2021-05-27 10:37:26 |
| R100.htm | 91196 | 2021-05-27 10:37:26 |
| R106.htm | 160912 | 2021-05-27 10:37:26 |
| R107.htm | 90751 | 2021-05-27 10:37:26 |
| R113.htm | 160476 | 2021-05-27 10:37:26 |
| R114.htm | 95063 | 2021-05-27 10:37:26 |
| R120.htm | 164772 | 2021-05-27 10:37:26 |
| R121.htm | 95082 | 2021-05-27 10:37:26 |
| R127.htm | 164730 | 2021-05-27 10:37:26 |
| R128.htm | 93354 | 2021-05-27 10:37:26 |
| R134.htm | 163143 | 2021-05-27 10:37:26 |
| R135.htm | 92951 | 2021-05-27 10:37:26 |
| R141.htm | 162749 | 2021-05-27 10:37:26 |
| R142.htm | 105016 | 2021-05-27 10:37:26 |
| R148.htm | 184251 | 2021-05-27 10:37:26 |
| R149.htm | 102903 | 2021-05-27 10:37:26 |
| R15.htm | 162752 | 2021-05-27 10:37:26 |
| R155.htm | 182191 | 2021-05-27 10:37:26 |
| R156.htm | 102043 | 2021-05-27 10:37:26 |
| R16.htm | 93149 | 2021-05-27 10:37:26 |
| R162.htm | 177560 | 2021-05-27 10:37:26 |
| R163.htm | 96618 | 2021-05-27 10:37:26 |
| R169.htm | 173724 | 2021-05-27 10:37:26 |
| R170.htm | 100626 | 2021-05-27 10:37:26 |
| R176.htm | 179826 | 2021-05-27 10:37:26 |
| R177.htm | 100529 | 2021-05-27 10:37:26 |
| R183.htm | 179737 | 2021-05-27 10:37:26 |
| R184.htm | 3940 | 2021-05-27 10:37:26 |
| R2.htm | 101985 | 2021-05-27 10:37:26 |
| R22.htm | 162701 | 2021-05-27 10:37:26 |
| R23.htm | 91476 | 2021-05-27 10:37:26 |
| R29.htm | 161169 | 2021-05-27 10:37:26 |
| R30.htm | 91010 | 2021-05-27 10:37:26 |
| R36.htm | 160712 | 2021-05-27 10:37:26 |
| R37.htm | 101960 | 2021-05-27 10:37:26 |
| R43.htm | 174456 | 2021-05-27 10:37:26 |
| R44.htm | 93481 | 2021-05-27 10:37:26 |
| R50.htm | 166188 | 2021-05-27 10:37:26 |
| R51.htm | 93657 | 2021-05-27 10:37:26 |
| R57.htm | 166301 | 2021-05-27 10:37:26 |
| R58.htm | 91972 | 2021-05-27 10:37:26 |
| R64.htm | 164756 | 2021-05-27 10:37:26 |
| R65.htm | 91425 | 2021-05-27 10:37:26 |
| R71.htm | 164217 | 2021-05-27 10:37:26 |
| R72.htm | 95703 | 2021-05-27 10:37:26 |
| R78.htm | 162963 | 2021-05-27 10:37:26 |
| R79.htm | 103677 | 2021-05-27 10:37:26 |
| R8.htm | 174479 | 2021-05-27 10:37:26 |
| R85.htm | 176286 | 2021-05-27 10:37:26 |
| R86.htm | 92862 | 2021-05-27 10:37:26 |
| R9.htm | 93138 | 2021-05-27 10:37:26 |
| R92.htm | 162498 | 2021-05-27 10:37:26 |
| R93.htm | 92860 | 2021-05-27 10:37:26 |
| R99.htm | 162435 | 2021-05-27 10:37:26 |
| report.css | 2768 | 2021-05-27 10:37:26 |
| Show.js | 1086 | 2021-05-27 10:37:26 |