Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001368148-20-000093-index-headers.html | 2020-08-10 16:32:47 | |
| 0001368148-20-000093-index.html | 2020-08-10 16:32:47 | |
| 0001368148-20-000093.txt | 2020-08-10 16:32:47 | |
 0001368148-20-000093-xbrl.zip | 161295 | 2020-08-10 16:32:47 |
| athx-20200630.htm | 900400 | 2020-08-10 16:32:47 |
| athx-20200630.xsd | 20074 | 2020-08-10 16:32:47 |
| athx-20200630_cal.xml | 34429 | 2020-08-10 16:32:47 |
| athx-20200630_def.xml | 134565 | 2020-08-10 16:32:47 |
| athx-20200630_htm.xml | 441539 | 2020-08-10 16:32:47 |
| athx-20200630_lab.xml | 262261 | 2020-08-10 16:32:47 |
| athx-20200630_pre.xml | 170075 | 2020-08-10 16:32:47 |
| ex10120200630.htm | 53973 | 2020-08-10 16:32:47 |
| ex10220200630.htm | 52277 | 2020-08-10 16:32:47 |
| ex10320200630.htm | 42823 | 2020-08-10 16:32:47 |
| ex10420200630.htm | 24794 | 2020-08-10 16:32:47 |
| ex10520200630.htm | 11480 | 2020-08-10 16:32:47 |
| ex31120200630.htm | 11481 | 2020-08-10 16:32:47 |
| ex31220200630.htm | 11396 | 2020-08-10 16:32:47 |
| ex32120200630.htm | 13959 | 2020-08-10 16:32:47 |
| FilingSummary.xml | 14495 | 2020-08-10 16:32:47 |
| Financial_Report.xlsx | 35999 | 2020-08-10 16:32:47 |
| MetaLinks.json | 239467 | 2020-08-10 16:32:47 |
| R1.htm | 52220 | 2020-08-10 16:32:47 |
| R10.htm | 34726 | 2020-08-10 16:32:47 |
| R11.htm | 7979 | 2020-08-10 16:32:47 |
| R12.htm | 9278 | 2020-08-10 16:32:47 |
| R13.htm | 5415 | 2020-08-10 16:32:47 |
| R14.htm | 11837 | 2020-08-10 16:32:47 |
| R15.htm | 20319 | 2020-08-10 16:32:47 |
| R16.htm | 50526 | 2020-08-10 16:32:47 |
| R17.htm | 19405 | 2020-08-10 16:32:47 |
| R18.htm | 11672 | 2020-08-10 16:32:47 |
| R19.htm | 6816 | 2020-08-10 16:32:47 |
| R2.htm | 60288 | 2020-08-10 16:32:47 |
| R20.htm | 21174 | 2020-08-10 16:32:47 |
| R21.htm | 41672 | 2020-08-10 16:32:47 |
| R22.htm | 43511 | 2020-08-10 16:32:47 |
| R3.htm | 17063 | 2020-08-10 16:32:47 |
| R4.htm | 34876 | 2020-08-10 16:32:47 |
| R5.htm | 80689 | 2020-08-10 16:32:47 |
| R6.htm | 52045 | 2020-08-10 16:32:47 |
| R7.htm | 9919 | 2020-08-10 16:32:47 |
| R8.htm | 12077 | 2020-08-10 16:32:47 |
| R9.htm | 20184 | 2020-08-10 16:32:47 |
| report.css | 2767 | 2020-08-10 16:32:47 |
| Show.js | 1085 | 2020-08-10 16:32:47 |