Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001477932-21-006871-index-headers.html | 2021-09-29 13:09:04 | |
| 0001477932-21-006871-index.html | 2021-09-29 13:09:04 | |
| 0001477932-21-006871.txt | 2021-09-29 13:09:04 | |
 0001477932-21-006871-xbrl.zip | 34616 | 2021-09-29 13:09:04 |
| arrt-20210630.xml | 92812 | 2021-09-29 13:09:04 |
| arrt-20210630.xsd | 16067 | 2021-09-29 13:09:04 |
| arrt-20210630_cal.xml | 20287 | 2021-09-29 13:09:04 |
| arrt-20210630_def.xml | 39371 | 2021-09-29 13:09:04 |
| arrt-20210630_lab.xml | 102968 | 2021-09-29 13:09:04 |
| arrt-20210630_pre.xml | 87906 | 2021-09-29 13:09:04 |
| arrt_10k.htm | 403398 | 2021-09-29 13:09:04 |
| arrt_ex311.htm | 10746 | 2021-09-29 13:09:04 |
| arrt_ex312.htm | 10745 | 2021-09-29 13:09:04 |
| arrt_ex321.htm | 4413 | 2021-09-29 13:09:04 |
| FilingSummary.xml | 9817 | 2021-09-29 13:09:04 |
| Financial_Report.xlsx | 29625 | 2021-09-29 13:09:04 |
| R1.htm | 41063 | 2021-09-29 13:09:04 |
| R10.htm | 7414 | 2021-09-29 13:09:04 |
| R11.htm | 5817 | 2021-09-29 13:09:04 |
| R12.htm | 47192 | 2021-09-29 13:09:04 |
| R13.htm | 16364 | 2021-09-29 13:09:04 |
| R14.htm | 33817 | 2021-09-29 13:09:04 |
| R15.htm | 38126 | 2021-09-29 13:09:04 |
| R16.htm | 5168 | 2021-09-29 13:09:04 |
| R2.htm | 53179 | 2021-09-29 13:09:04 |
| R3.htm | 18897 | 2021-09-29 13:09:04 |
| R4.htm | 33904 | 2021-09-29 13:09:04 |
| R5.htm | 20634 | 2021-09-29 13:09:04 |
| R6.htm | 45927 | 2021-09-29 13:09:04 |
| R7.htm | 6316 | 2021-09-29 13:09:04 |
| R8.htm | 21873 | 2021-09-29 13:09:04 |
| R9.htm | 9330 | 2021-09-29 13:09:04 |
| report.css | 2767 | 2021-09-29 13:09:04 |
| Show.js | 1085 | 2021-09-29 13:09:04 |