Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000315213-24-000011-index-headers.html | 2024-02-20 14:37:02 | |
| 0000315213-24-000011-index.html | 2024-02-20 14:37:02 | |
| 0000315213-24-000011.txt | 2024-02-20 14:37:02 | |
 0000315213-24-000011-xbrl.zip | 330326 | 2024-02-20 14:37:02 |
| FilingSummary.xml | 48139 | 2024-02-20 14:37:02 |
| Financial_Report.xlsx | 115166 | 2024-02-20 14:37:02 |
| MetaLinks.json | 809878 | 2024-02-20 14:37:02 |
| R1.htm | 66691 | 2024-02-20 14:37:02 |
| R10.htm | 90452 | 2024-02-20 14:37:02 |
| R11.htm | 17104 | 2024-02-20 14:37:02 |
| R12.htm | 41187 | 2024-02-20 14:37:02 |
| R13.htm | 12134 | 2024-02-20 14:37:02 |
| R14.htm | 16913 | 2024-02-20 14:37:02 |
| R15.htm | 10673 | 2024-02-20 14:37:02 |
| R16.htm | 25466 | 2024-02-20 14:37:02 |
| R17.htm | 25146 | 2024-02-20 14:37:02 |
| R18.htm | 12615 | 2024-02-20 14:37:02 |
| R19.htm | 15853 | 2024-02-20 14:37:02 |
| R2.htm | 7807 | 2024-02-20 14:37:02 |
| R20.htm | 106454 | 2024-02-20 14:37:02 |
| R21.htm | 11815 | 2024-02-20 14:37:02 |
| R22.htm | 24652 | 2024-02-20 14:37:02 |
| R23.htm | 72442 | 2024-02-20 14:37:02 |
| R24.htm | 23291 | 2024-02-20 14:37:02 |
| R25.htm | 53609 | 2024-02-20 14:37:02 |
| R26.htm | 7613 | 2024-02-20 14:37:02 |
| R27.htm | 27237 | 2024-02-20 14:37:02 |
| R28.htm | 84392 | 2024-02-20 14:37:02 |
| R29.htm | 78622 | 2024-02-20 14:37:02 |
| R3.htm | 101732 | 2024-02-20 14:37:02 |
| R30.htm | 33101 | 2024-02-20 14:37:02 |
| R31.htm | 12028 | 2024-02-20 14:37:02 |
| R32.htm | 18551 | 2024-02-20 14:37:02 |
| R33.htm | 10742 | 2024-02-20 14:37:02 |
| R34.htm | 27856 | 2024-02-20 14:37:02 |
| R35.htm | 27375 | 2024-02-20 14:37:02 |
| R36.htm | 11946 | 2024-02-20 14:37:02 |
| R37.htm | 13946 | 2024-02-20 14:37:02 |
| R38.htm | 111397 | 2024-02-20 14:37:02 |
| R39.htm | 19895 | 2024-02-20 14:37:02 |
| R4.htm | 19052 | 2024-02-20 14:37:02 |
| R40.htm | 66405 | 2024-02-20 14:37:02 |
| R41.htm | 22510 | 2024-02-20 14:37:02 |
| R42.htm | 49841 | 2024-02-20 14:37:02 |
| R43.htm | 7558 | 2024-02-20 14:37:02 |
| R44.htm | 25950 | 2024-02-20 14:37:02 |
| R45.htm | 7727 | 2024-02-20 14:37:02 |
| R46.htm | 42669 | 2024-02-20 14:37:02 |
| R47.htm | 12192 | 2024-02-20 14:37:02 |
| R48.htm | 14360 | 2024-02-20 14:37:02 |
| R49.htm | 30215 | 2024-02-20 14:37:02 |
| R5.htm | 71320 | 2024-02-20 14:37:02 |
| R50.htm | 11467 | 2024-02-20 14:37:02 |
| R51.htm | 11080 | 2024-02-20 14:37:02 |
| R52.htm | 10614 | 2024-02-20 14:37:02 |
| R53.htm | 19081 | 2024-02-20 14:37:02 |
| R54.htm | 7469 | 2024-02-20 14:37:02 |
| R55.htm | 18242 | 2024-02-20 14:37:02 |
| R56.htm | 15320 | 2024-02-20 14:37:02 |
| R57.htm | 20809 | 2024-02-20 14:37:02 |
| R58.htm | 20669 | 2024-02-20 14:37:02 |
| R59.htm | 11296 | 2024-02-20 14:37:02 |
| R6.htm | 29269 | 2024-02-20 14:37:02 |
| R60.htm | 6567 | 2024-02-20 14:37:02 |
| R61.htm | 8658 | 2024-02-20 14:37:02 |
| R62.htm | 19870 | 2024-02-20 14:37:02 |
| R63.htm | 12131 | 2024-02-20 14:37:02 |
| R64.htm | 23465 | 2024-02-20 14:37:02 |
| R65.htm | 12857 | 2024-02-20 14:37:02 |
| R66.htm | 37815 | 2024-02-20 14:37:02 |
| R67.htm | 23356 | 2024-02-20 14:37:02 |
| R68.htm | 13991 | 2024-02-20 14:37:02 |
| R69.htm | 34884 | 2024-02-20 14:37:02 |
| R7.htm | 55129 | 2024-02-20 14:37:02 |
| R70.htm | 6321 | 2024-02-20 14:37:02 |
| R71.htm | 6420 | 2024-02-20 14:37:02 |
| R72.htm | 6280 | 2024-02-20 14:37:02 |
| R73.htm | 44450 | 2024-02-20 14:37:02 |
| R74.htm | 46232 | 2024-02-20 14:37:02 |
| R75.htm | 39381 | 2024-02-20 14:37:02 |
| R76.htm | 12220 | 2024-02-20 14:37:02 |
| R77.htm | 27855 | 2024-02-20 14:37:02 |
| R78.htm | 15962 | 2024-02-20 14:37:02 |
| R79.htm | 7770 | 2024-02-20 14:37:02 |
| R8.htm | 6547 | 2024-02-20 14:37:02 |
| R80.htm | 19441 | 2024-02-20 14:37:02 |
| R9.htm | 93755 | 2024-02-20 14:37:02 |
| report.css | 2768 | 2024-02-20 14:37:02 |
| rhi-20231231.htm | 1563984 | 2024-02-20 14:37:02 |
| rhi-20231231.xsd | 60816 | 2024-02-20 14:37:02 |
| rhi-20231231_cal.xml | 84787 | 2024-02-20 14:37:02 |
| rhi-20231231_def.xml | 167610 | 2024-02-20 14:37:02 |
 rhi-20231231_g1.jpg | 83745 | 2024-02-20 14:37:02 |
| rhi-20231231_htm.xml | 1332729 | 2024-02-20 14:37:02 |
| rhi-20231231_lab.xml | 655365 | 2024-02-20 14:37:02 |
| rhi-20231231_pre.xml | 414713 | 2024-02-20 14:37:02 |
| rhi10k2023ex1010.htm | 42577 | 2024-02-20 14:37:02 |
| rhi10k2023ex211.htm | 37306 | 2024-02-20 14:37:02 |
| rhi10k2023ex231.htm | 2674 | 2024-02-20 14:37:02 |
| rhi10k2023ex41.htm | 12310 | 2024-02-20 14:37:02 |
| rhi10k2023ex971.htm | 10113 | 2024-02-20 14:37:02 |
| rhiq42023ex311.htm | 10148 | 2024-02-20 14:37:02 |
| rhiq42023ex312.htm | 10228 | 2024-02-20 14:37:02 |
| rhiq42023ex321.htm | 5206 | 2024-02-20 14:37:02 |
| rhiq42023ex322.htm | 5224 | 2024-02-20 14:37:02 |
| Show.js | 1085 | 2024-02-20 14:37:02 |