Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000315213-20-000069-index-headers.html | 2020-08-03 16:26:00 | |
| 0000315213-20-000069-index.html | 2020-08-03 16:26:00 | |
| 0000315213-20-000069.txt | 2020-08-03 16:26:00 | |
 0000315213-20-000069-xbrl.zip | 186482 | 2020-08-03 16:26:00 |
| FilingSummary.xml | 31993 | 2020-08-03 16:26:00 |
| Financial_Report.xlsx | 70228 | 2020-08-03 16:26:00 |
| MetaLinks.json | 470760 | 2020-08-03 16:26:00 |
| R1.htm | 53827 | 2020-08-03 16:26:00 |
| R10.htm | 8486 | 2020-08-03 16:26:00 |
| R11.htm | 63073 | 2020-08-03 16:26:00 |
| R12.htm | 14517 | 2020-08-03 16:26:00 |
| R13.htm | 21330 | 2020-08-03 16:26:00 |
| R14.htm | 26615 | 2020-08-03 16:26:00 |
| R15.htm | 22001 | 2020-08-03 16:26:00 |
| R16.htm | 19780 | 2020-08-03 16:26:00 |
| R17.htm | 10467 | 2020-08-03 16:26:00 |
| R18.htm | 20566 | 2020-08-03 16:26:00 |
| R19.htm | 42323 | 2020-08-03 16:26:00 |
| R2.htm | 85010 | 2020-08-03 16:26:00 |
| R20.htm | 61758 | 2020-08-03 16:26:00 |
| R21.htm | 7995 | 2020-08-03 16:26:00 |
| R22.htm | 54495 | 2020-08-03 16:26:00 |
| R23.htm | 13447 | 2020-08-03 16:26:00 |
| R24.htm | 54119 | 2020-08-03 16:26:00 |
| R25.htm | 14571 | 2020-08-03 16:26:00 |
| R26.htm | 20883 | 2020-08-03 16:26:00 |
| R27.htm | 28985 | 2020-08-03 16:26:00 |
| R28.htm | 21906 | 2020-08-03 16:26:00 |
| R29.htm | 16170 | 2020-08-03 16:26:00 |
| R3.htm | 17014 | 2020-08-03 16:26:00 |
| R30.htm | 20290 | 2020-08-03 16:26:00 |
| R31.htm | 41867 | 2020-08-03 16:26:00 |
| R32.htm | 57121 | 2020-08-03 16:26:00 |
| R33.htm | 8098 | 2020-08-03 16:26:00 |
| R34.htm | 14888 | 2020-08-03 16:26:00 |
| R35.htm | 15682 | 2020-08-03 16:26:00 |
| R36.htm | 28144 | 2020-08-03 16:26:00 |
| R37.htm | 13056 | 2020-08-03 16:26:00 |
| R38.htm | 11384 | 2020-08-03 16:26:00 |
| R39.htm | 11085 | 2020-08-03 16:26:00 |
| R4.htm | 60478 | 2020-08-03 16:26:00 |
| R40.htm | 18878 | 2020-08-03 16:26:00 |
| R41.htm | 19160 | 2020-08-03 16:26:00 |
| R42.htm | 15646 | 2020-08-03 16:26:00 |
| R43.htm | 20688 | 2020-08-03 16:26:00 |
| R44.htm | 14885 | 2020-08-03 16:26:00 |
| R45.htm | 32479 | 2020-08-03 16:26:00 |
| R46.htm | 18500 | 2020-08-03 16:26:00 |
| R47.htm | 4065 | 2020-08-03 16:26:00 |
| R48.htm | 6288 | 2020-08-03 16:26:00 |
| R49.htm | 6153 | 2020-08-03 16:26:00 |
| R5.htm | 17229 | 2020-08-03 16:26:00 |
| R50.htm | 36329 | 2020-08-03 16:26:00 |
| R51.htm | 4367 | 2020-08-03 16:26:00 |
| R52.htm | 29278 | 2020-08-03 16:26:00 |
| R53.htm | 7687 | 2020-08-03 16:26:00 |
| R6.htm | 69596 | 2020-08-03 16:26:00 |
| R7.htm | 4772 | 2020-08-03 16:26:00 |
| R8.htm | 74368 | 2020-08-03 16:26:00 |
| R9.htm | 33230 | 2020-08-03 16:26:00 |
| report.css | 2767 | 2020-08-03 16:26:00 |
| rhi-20200630.htm | 1308799 | 2020-08-03 16:26:00 |
| rhi-20200630.xsd | 35015 | 2020-08-03 16:26:00 |
| rhi-20200630_cal.xml | 64439 | 2020-08-03 16:26:00 |
| rhi-20200630_def.xml | 111839 | 2020-08-03 16:26:00 |
| rhi-20200630_htm.xml | 990477 | 2020-08-03 16:26:00 |
| rhi-20200630_lab.xml | 407722 | 2020-08-03 16:26:00 |
| rhi-20200630_pre.xml | 254601 | 2020-08-03 16:26:00 |
| rhi63020ex311.htm | 11521 | 2020-08-03 16:26:00 |
| rhi63020ex312.htm | 11625 | 2020-08-03 16:26:00 |
| rhi63020ex321.htm | 6595 | 2020-08-03 16:26:00 |
| rhi63020ex322.htm | 6595 | 2020-08-03 16:26:00 |
| Show.js | 1085 | 2020-08-03 16:26:00 |