Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000716634-25-000008-index-headers.html | 2025-03-31 17:17:20 | |
| 0000716634-25-000008-index.html | 2025-03-31 17:17:20 | |
| 0000716634-25-000008.txt | 2025-03-31 17:17:20 | |
 0000716634-25-000008-xbrl.zip | 777102 | 2025-03-31 17:17:20 |
| FilingSummary.xml | 89838 | 2025-03-31 17:17:20 |
| Financial_Report.xlsx | 216352 | 2025-03-31 17:17:20 |
| MetaLinks.json | 1429901 | 2025-03-31 17:17:20 |
| R1.htm | 75337 | 2025-03-31 17:17:20 |
| R10.htm | 166342 | 2025-03-31 17:17:20 |
| R100.htm | 12549 | 2025-03-31 17:17:20 |
| R101.htm | 14207 | 2025-03-31 17:17:20 |
| R102.htm | 38397 | 2025-03-31 17:17:20 |
| R103.htm | 29117 | 2025-03-31 17:17:20 |
| R104.htm | 17268 | 2025-03-31 17:17:20 |
| R105.htm | 11741 | 2025-03-31 17:17:20 |
| R106.htm | 23109 | 2025-03-31 17:17:20 |
| R107.htm | 8250 | 2025-03-31 17:17:20 |
| R108.htm | 13651 | 2025-03-31 17:17:20 |
| R109.htm | 12674 | 2025-03-31 17:17:20 |
| R11.htm | 1377504 | 2025-03-31 17:17:20 |
| R110.htm | 13786 | 2025-03-31 17:17:20 |
| R111.htm | 10731 | 2025-03-31 17:17:20 |
| R112.htm | 13653 | 2025-03-31 17:17:20 |
| R113.htm | 92919 | 2025-03-31 17:17:20 |
| R114.htm | 14062 | 2025-03-31 17:17:20 |
| R115.htm | 31522 | 2025-03-31 17:17:20 |
| R116.htm | 25758 | 2025-03-31 17:17:20 |
| R117.htm | 61349 | 2025-03-31 17:17:20 |
| R118.htm | 46985 | 2025-03-31 17:17:20 |
| R119.htm | 23002 | 2025-03-31 17:17:20 |
| R12.htm | 79649 | 2025-03-31 17:17:20 |
| R120.htm | 19087 | 2025-03-31 17:17:20 |
| R121.htm | 8815 | 2025-03-31 17:17:20 |
| R122.htm | 19322 | 2025-03-31 17:17:20 |
| R123.htm | 9214 | 2025-03-31 17:17:20 |
| R124.htm | 14516 | 2025-03-31 17:17:20 |
| R125.htm | 39202 | 2025-03-31 17:17:20 |
| R126.htm | 25621 | 2025-03-31 17:17:20 |
| R127.htm | 16367 | 2025-03-31 17:17:20 |
| R128.htm | 8454 | 2025-03-31 17:17:20 |
| R129.htm | 22993 | 2025-03-31 17:17:20 |
| R13.htm | 72262 | 2025-03-31 17:17:20 |
| R14.htm | 116561 | 2025-03-31 17:17:20 |
| R15.htm | 316144 | 2025-03-31 17:17:20 |
| R16.htm | 84973 | 2025-03-31 17:17:20 |
| R17.htm | 196789 | 2025-03-31 17:17:20 |
| R18.htm | 77787 | 2025-03-31 17:17:20 |
| R19.htm | 393323 | 2025-03-31 17:17:20 |
| R2.htm | 159586 | 2025-03-31 17:17:20 |
| R20.htm | 416051 | 2025-03-31 17:17:20 |
| R21.htm | 313467 | 2025-03-31 17:17:20 |
| R22.htm | 16391 | 2025-03-31 17:17:20 |
| R23.htm | 85892 | 2025-03-31 17:17:20 |
| R24.htm | 512700 | 2025-03-31 17:17:20 |
| R25.htm | 127493 | 2025-03-31 17:17:20 |
| R26.htm | 170486 | 2025-03-31 17:17:20 |
| R27.htm | 180713 | 2025-03-31 17:17:20 |
| R28.htm | 49499 | 2025-03-31 17:17:20 |
| R29.htm | 13227 | 2025-03-31 17:17:20 |
| R3.htm | 24476 | 2025-03-31 17:17:20 |
| R30.htm | 86945 | 2025-03-31 17:17:20 |
| R31.htm | 211804 | 2025-03-31 17:17:20 |
| R32.htm | 49893 | 2025-03-31 17:17:20 |
| R33.htm | 1360645 | 2025-03-31 17:17:20 |
| R34.htm | 76021 | 2025-03-31 17:17:20 |
| R35.htm | 45502 | 2025-03-31 17:17:20 |
| R36.htm | 110988 | 2025-03-31 17:17:20 |
| R37.htm | 316341 | 2025-03-31 17:17:20 |
| R38.htm | 77750 | 2025-03-31 17:17:20 |
| R39.htm | 193853 | 2025-03-31 17:17:20 |
| R4.htm | 112257 | 2025-03-31 17:17:20 |
| R40.htm | 76246 | 2025-03-31 17:17:20 |
| R41.htm | 375648 | 2025-03-31 17:17:20 |
| R42.htm | 355202 | 2025-03-31 17:17:20 |
| R43.htm | 304882 | 2025-03-31 17:17:20 |
| R44.htm | 77051 | 2025-03-31 17:17:20 |
| R45.htm | 487468 | 2025-03-31 17:17:20 |
| R46.htm | 125401 | 2025-03-31 17:17:20 |
| R47.htm | 151078 | 2025-03-31 17:17:20 |
| R48.htm | 177503 | 2025-03-31 17:17:20 |
| R49.htm | 33805 | 2025-03-31 17:17:20 |
| R5.htm | 35853 | 2025-03-31 17:17:20 |
| R50.htm | 53443 | 2025-03-31 17:17:20 |
| R51.htm | 13449 | 2025-03-31 17:17:20 |
| R52.htm | 11755 | 2025-03-31 17:17:20 |
| R53.htm | 5092 | 2025-03-31 17:17:20 |
| R54.htm | 58887 | 2025-03-31 17:17:20 |
| R55.htm | 89541 | 2025-03-31 17:17:20 |
| R56.htm | 66945 | 2025-03-31 17:17:20 |
| R57.htm | 35084 | 2025-03-31 17:17:20 |
| R58.htm | 30118 | 2025-03-31 17:17:20 |
| R59.htm | 11701 | 2025-03-31 17:17:20 |
| R6.htm | 64172 | 2025-03-31 17:17:20 |
| R60.htm | 7804 | 2025-03-31 17:17:20 |
| R61.htm | 4875 | 2025-03-31 17:17:20 |
| R62.htm | 36004 | 2025-03-31 17:17:20 |
| R63.htm | 58906 | 2025-03-31 17:17:20 |
| R64.htm | 17183 | 2025-03-31 17:17:20 |
| R65.htm | 6820 | 2025-03-31 17:17:20 |
| R66.htm | 21628 | 2025-03-31 17:17:20 |
| R67.htm | 9190 | 2025-03-31 17:17:20 |
| R68.htm | 8565 | 2025-03-31 17:17:20 |
| R69.htm | 13336 | 2025-03-31 17:17:20 |
| R7.htm | 120035 | 2025-03-31 17:17:20 |
| R70.htm | 9064 | 2025-03-31 17:17:20 |
| R71.htm | 37663 | 2025-03-31 17:17:20 |
| R72.htm | 28727 | 2025-03-31 17:17:20 |
| R73.htm | 10721 | 2025-03-31 17:17:20 |
| R74.htm | 14872 | 2025-03-31 17:17:20 |
| R75.htm | 16223 | 2025-03-31 17:17:20 |
| R76.htm | 14721 | 2025-03-31 17:17:20 |
| R77.htm | 14476 | 2025-03-31 17:17:20 |
| R78.htm | 13013 | 2025-03-31 17:17:20 |
| R79.htm | 24307 | 2025-03-31 17:17:20 |
| R8.htm | 7302 | 2025-03-31 17:17:20 |
| R80.htm | 17330 | 2025-03-31 17:17:20 |
| R81.htm | 22326 | 2025-03-31 17:17:20 |
| R82.htm | 20195 | 2025-03-31 17:17:20 |
| R83.htm | 25663 | 2025-03-31 17:17:20 |
| R84.htm | 30277 | 2025-03-31 17:17:20 |
| R85.htm | 17737 | 2025-03-31 17:17:20 |
| R86.htm | 27732 | 2025-03-31 17:17:20 |
| R87.htm | 35033 | 2025-03-31 17:17:20 |
| R88.htm | 27240 | 2025-03-31 17:17:20 |
| R89.htm | 7194 | 2025-03-31 17:17:20 |
| R9.htm | 22525 | 2025-03-31 17:17:20 |
| R90.htm | 81174 | 2025-03-31 17:17:20 |
| R91.htm | 25242 | 2025-03-31 17:17:20 |
| R92.htm | 20452 | 2025-03-31 17:17:20 |
| R93.htm | 21114 | 2025-03-31 17:17:20 |
| R94.htm | 26563 | 2025-03-31 17:17:20 |
| R95.htm | 13830 | 2025-03-31 17:17:20 |
| R96.htm | 22580 | 2025-03-31 17:17:20 |
| R97.htm | 46636 | 2025-03-31 17:17:20 |
| R98.htm | 23043 | 2025-03-31 17:17:20 |
| R99.htm | 80791 | 2025-03-31 17:17:20 |
| rdi-20241231.xsd | 111668 | 2025-03-31 17:17:20 |
| rdi-20241231x10k.htm | 12564717 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg001.jpg | 3418 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg002.jpg | 3892 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg003.jpg | 5003 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg004.jpg | 5984 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg005.jpg | 4345 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg006.jpg | 9275 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg007.jpg | 3532 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg008.jpg | 6067 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg009.jpg | 3228 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg010.jpg | 3606 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg011.jpg | 3923 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg012.jpg | 2417 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg013.jpg | 2741 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg014.jpg | 8844 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg015.jpg | 7336 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg016.jpg | 5975 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg017.jpg | 7274 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg018.jpg | 41958 | 2025-03-31 17:17:20 |
 rdi-20241231x10kg019.jpg | 43713 | 2025-03-31 17:17:20 |
| rdi-20241231x10k_htm.xml | 10686296 | 2025-03-31 17:17:20 |
| rdi-20241231xex10_28.htm | 122795 | 2025-03-31 17:17:20 |
| rdi-20241231xex10_36.htm | 144239 | 2025-03-31 17:17:20 |
| rdi-20241231xex10_37.htm | 144363 | 2025-03-31 17:17:20 |
| rdi-20241231xex10_7.htm | 149792 | 2025-03-31 17:17:20 |
| rdi-20241231xex21.htm | 85376 | 2025-03-31 17:17:20 |
| rdi-20241231xex23_1.htm | 2368 | 2025-03-31 17:17:20 |
 rdi-20241231xex23_1g001.jpg | 3274 | 2025-03-31 17:17:20 |
| rdi-20241231xex31_1.htm | 20432 | 2025-03-31 17:17:20 |
| rdi-20241231xex31_2.htm | 19912 | 2025-03-31 17:17:20 |
| rdi-20241231xex32_1.htm | 7387 | 2025-03-31 17:17:20 |
| rdi-20241231xex32_2.htm | 7658 | 2025-03-31 17:17:20 |
| rdi-20241231_cal.xml | 145779 | 2025-03-31 17:17:20 |
| rdi-20241231_def.xml | 486384 | 2025-03-31 17:17:20 |
| rdi-20241231_lab.xml | 804565 | 2025-03-31 17:17:20 |
| rdi-20241231_pre.xml | 852228 | 2025-03-31 17:17:20 |
| report.css | 2768 | 2025-03-31 17:17:20 |
| Show.js | 1086 | 2025-03-31 17:17:20 |