Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000019584-20-000023-index-headers.html | 2020-05-01 08:01:57 | |
| 0000019584-20-000023-index.html | 2020-05-01 08:01:57 | |
| 0000019584-20-000023.txt | 2020-05-01 08:01:57 | |
 0000019584-20-000023-xbrl.zip | 224007 | 2020-05-01 08:01:57 |
| che-20200331.xsd | 52860 | 2020-05-01 08:01:57 |
| che-20200331x10q.htm | 4357031 | 2020-05-01 08:01:57 |
| che-20200331x10q_htm.xml | 2613904 | 2020-05-01 08:01:57 |
| che-20200331xex31_1.htm | 16148 | 2020-05-01 08:01:57 |
| che-20200331xex31_2.htm | 15698 | 2020-05-01 08:01:57 |
| che-20200331xex31_3.htm | 15707 | 2020-05-01 08:01:57 |
| che-20200331xex32_1.htm | 9953 | 2020-05-01 08:01:57 |
| che-20200331xex32_2.htm | 10201 | 2020-05-01 08:01:57 |
| che-20200331xex32_3.htm | 10203 | 2020-05-01 08:01:57 |
| che-20200331_cal.xml | 56286 | 2020-05-01 08:01:57 |
| che-20200331_def.xml | 161577 | 2020-05-01 08:01:57 |
| che-20200331_lab.xml | 372412 | 2020-05-01 08:01:57 |
| che-20200331_pre.xml | 353703 | 2020-05-01 08:01:57 |
| FilingSummary.xml | 46379 | 2020-05-01 08:01:57 |
| Financial_Report.xlsx | 85738 | 2020-05-01 08:01:57 |
| MetaLinks.json | 530520 | 2020-05-01 08:01:57 |
| R1.htm | 52528 | 2020-05-01 08:01:57 |
| R10.htm | 39644 | 2020-05-01 08:01:57 |
| R11.htm | 87589 | 2020-05-01 08:01:57 |
| R12.htm | 28772 | 2020-05-01 08:01:57 |
| R13.htm | 29792 | 2020-05-01 08:01:57 |
| R14.htm | 32038 | 2020-05-01 08:01:57 |
| R15.htm | 141051 | 2020-05-01 08:01:57 |
| R16.htm | 10084 | 2020-05-01 08:01:57 |
| R17.htm | 18115 | 2020-05-01 08:01:57 |
| R18.htm | 27676 | 2020-05-01 08:01:57 |
| R19.htm | 9138 | 2020-05-01 08:01:57 |
| R2.htm | 85738 | 2020-05-01 08:01:57 |
| R20.htm | 7774 | 2020-05-01 08:01:57 |
| R21.htm | 89975 | 2020-05-01 08:01:57 |
| R22.htm | 38320 | 2020-05-01 08:01:57 |
| R23.htm | 7381 | 2020-05-01 08:01:57 |
| R24.htm | 195079 | 2020-05-01 08:01:57 |
| R25.htm | 151446 | 2020-05-01 08:01:57 |
| R26.htm | 89765 | 2020-05-01 08:01:57 |
| R27.htm | 242122 | 2020-05-01 08:01:57 |
| R28.htm | 37614 | 2020-05-01 08:01:57 |
| R29.htm | 83795 | 2020-05-01 08:01:57 |
| R3.htm | 17773 | 2020-05-01 08:01:57 |
| R30.htm | 18959 | 2020-05-01 08:01:57 |
| R31.htm | 27332 | 2020-05-01 08:01:57 |
| R32.htm | 30353 | 2020-05-01 08:01:57 |
| R33.htm | 136277 | 2020-05-01 08:01:57 |
| R34.htm | 16146 | 2020-05-01 08:01:57 |
| R35.htm | 86107 | 2020-05-01 08:01:57 |
| R36.htm | 35607 | 2020-05-01 08:01:57 |
| R37.htm | 187759 | 2020-05-01 08:01:57 |
| R38.htm | 58254 | 2020-05-01 08:01:57 |
| R39.htm | 11212 | 2020-05-01 08:01:57 |
| R4.htm | 52945 | 2020-05-01 08:01:57 |
| R40.htm | 49111 | 2020-05-01 08:01:57 |
| R41.htm | 45773 | 2020-05-01 08:01:57 |
| R42.htm | 16888 | 2020-05-01 08:01:57 |
| R43.htm | 14432 | 2020-05-01 08:01:57 |
| R44.htm | 4743 | 2020-05-01 08:01:57 |
| R45.htm | 27096 | 2020-05-01 08:01:57 |
| R46.htm | 26223 | 2020-05-01 08:01:57 |
| R47.htm | 9624 | 2020-05-01 08:01:57 |
| R48.htm | 6483 | 2020-05-01 08:01:57 |
| R49.htm | 6248 | 2020-05-01 08:01:57 |
| R5.htm | 82624 | 2020-05-01 08:01:57 |
| R50.htm | 8843 | 2020-05-01 08:01:57 |
| R51.htm | 15848 | 2020-05-01 08:01:57 |
| R52.htm | 11478 | 2020-05-01 08:01:57 |
| R53.htm | 9823 | 2020-05-01 08:01:57 |
| R54.htm | 11737 | 2020-05-01 08:01:57 |
| R55.htm | 21943 | 2020-05-01 08:01:57 |
| R56.htm | 16525 | 2020-05-01 08:01:57 |
| R57.htm | 5130 | 2020-05-01 08:01:57 |
| R58.htm | 12708 | 2020-05-01 08:01:57 |
| R59.htm | 18285 | 2020-05-01 08:01:57 |
| R6.htm | 22514 | 2020-05-01 08:01:57 |
| R60.htm | 4113 | 2020-05-01 08:01:57 |
| R61.htm | 7542 | 2020-05-01 08:01:57 |
| R62.htm | 12788 | 2020-05-01 08:01:57 |
| R63.htm | 5717 | 2020-05-01 08:01:57 |
| R64.htm | 9539 | 2020-05-01 08:01:57 |
| R65.htm | 27414 | 2020-05-01 08:01:57 |
| R66.htm | 37692 | 2020-05-01 08:01:57 |
| R67.htm | 27503 | 2020-05-01 08:01:57 |
| R68.htm | 7001 | 2020-05-01 08:01:57 |
| R69.htm | 11555 | 2020-05-01 08:01:57 |
| R7.htm | 4496 | 2020-05-01 08:01:57 |
| R70.htm | 11904 | 2020-05-01 08:01:57 |
| R8.htm | 138163 | 2020-05-01 08:01:57 |
| R9.htm | 297397 | 2020-05-01 08:01:57 |
| report.css | 2767 | 2020-05-01 08:01:57 |
| Show.js | 1085 | 2020-05-01 08:01:57 |