Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001213900-21-017073-index-headers.html | 2021-03-22 21:24:00 | |
| 0001213900-21-017073-index.html | 2021-03-22 21:24:00 | |
| 0001213900-21-017073.txt | 2021-03-22 21:24:00 | |
 0001213900-21-017073-xbrl.zip | 344612 | 2021-03-22 21:24:00 |
| atcx-20201231.xsd | 71893 | 2021-03-22 21:24:00 |
| atcx-20201231_cal.xml | 50960 | 2021-03-22 21:24:00 |
| atcx-20201231_def.xml | 283932 | 2021-03-22 21:24:00 |
| atcx-20201231_lab.xml | 557237 | 2021-03-22 21:24:00 |
| atcx-20201231_pre.xml | 297636 | 2021-03-22 21:24:00 |
| f10k2020ex21-1_atlastech.htm | 8424 | 2021-03-22 21:24:00 |
| f10k2020ex23-1_atlastech.htm | 2584 | 2021-03-22 21:24:00 |
| f10k2020ex31-1_atlastech.htm | 9532 | 2021-03-22 21:24:00 |
| f10k2020ex31-2_atlastech.htm | 10145 | 2021-03-22 21:24:00 |
| f10k2020ex32-1_atlastech.htm | 3940 | 2021-03-22 21:24:00 |
| f10k2020ex32-2_atlastech.htm | 3826 | 2021-03-22 21:24:00 |
| f10k2020ex4-3_atlastech.htm | 48790 | 2021-03-22 21:24:00 |
| f10k2020_atlastechnical.htm | 1127759 | 2021-03-22 21:24:00 |
| f10k2020_atlastechnical_htm.xml | 560811 | 2021-03-22 21:24:00 |
| FilingSummary.xml | 44309 | 2021-03-22 21:24:00 |
| Financial_Report.xlsx | 114208 | 2021-03-22 21:24:00 |
 image_001.jpg | 47036 | 2021-03-22 21:24:00 |
 image_003.jpg | 17956 | 2021-03-22 21:24:00 |
 image_004.jpg | 28447 | 2021-03-22 21:24:00 |
| MetaLinks.json | 602857 | 2021-03-22 21:24:00 |
| R1.htm | 68182 | 2021-03-22 21:24:00 |
| R10.htm | 20092 | 2021-03-22 21:24:00 |
| R11.htm | 18583 | 2021-03-22 21:24:00 |
| R12.htm | 20736 | 2021-03-22 21:24:00 |
| R13.htm | 20559 | 2021-03-22 21:24:00 |
| R14.htm | 21278 | 2021-03-22 21:24:00 |
| R15.htm | 9309 | 2021-03-22 21:24:00 |
| R16.htm | 11455 | 2021-03-22 21:24:00 |
| R17.htm | 7459 | 2021-03-22 21:24:00 |
| R18.htm | 5737 | 2021-03-22 21:24:00 |
| R19.htm | 9552 | 2021-03-22 21:24:00 |
| R2.htm | 85386 | 2021-03-22 21:24:00 |
| R20.htm | 11443 | 2021-03-22 21:24:00 |
| R21.htm | 7990 | 2021-03-22 21:24:00 |
| R22.htm | 26748 | 2021-03-22 21:24:00 |
| R23.htm | 16861 | 2021-03-22 21:24:00 |
| R24.htm | 106018 | 2021-03-22 21:24:00 |
| R25.htm | 10253 | 2021-03-22 21:24:00 |
| R26.htm | 16443 | 2021-03-22 21:24:00 |
| R27.htm | 21517 | 2021-03-22 21:24:00 |
| R28.htm | 23538 | 2021-03-22 21:24:00 |
| R29.htm | 18285 | 2021-03-22 21:24:00 |
| R3.htm | 12811 | 2021-03-22 21:24:00 |
| R30.htm | 11766 | 2021-03-22 21:24:00 |
| R31.htm | 7963 | 2021-03-22 21:24:00 |
| R32.htm | 8893 | 2021-03-22 21:24:00 |
| R33.htm | 11447 | 2021-03-22 21:24:00 |
| R34.htm | 9846 | 2021-03-22 21:24:00 |
| R35.htm | 24709 | 2021-03-22 21:24:00 |
| R36.htm | 6126 | 2021-03-22 21:24:00 |
| R37.htm | 29569 | 2021-03-22 21:24:00 |
| R38.htm | 12447 | 2021-03-22 21:24:00 |
| R39.htm | 10463 | 2021-03-22 21:24:00 |
| R4.htm | 50271 | 2021-03-22 21:24:00 |
| R40.htm | 14009 | 2021-03-22 21:24:00 |
| R41.htm | 15600 | 2021-03-22 21:24:00 |
| R42.htm | 41624 | 2021-03-22 21:24:00 |
| R43.htm | 8820 | 2021-03-22 21:24:00 |
| R44.htm | 32844 | 2021-03-22 21:24:00 |
| R45.htm | 10168 | 2021-03-22 21:24:00 |
| R46.htm | 16631 | 2021-03-22 21:24:00 |
| R47.htm | 4815 | 2021-03-22 21:24:00 |
| R48.htm | 10044 | 2021-03-22 21:24:00 |
| R49.htm | 20216 | 2021-03-22 21:24:00 |
| R5.htm | 87044 | 2021-03-22 21:24:00 |
| R50.htm | 17455 | 2021-03-22 21:24:00 |
| R51.htm | 31342 | 2021-03-22 21:24:00 |
| R52.htm | 17921 | 2021-03-22 21:24:00 |
| R53.htm | 20187 | 2021-03-22 21:24:00 |
| R54.htm | 44567 | 2021-03-22 21:24:00 |
| R55.htm | 19888 | 2021-03-22 21:24:00 |
| R56.htm | 16669 | 2021-03-22 21:24:00 |
| R57.htm | 22411 | 2021-03-22 21:24:00 |
| R58.htm | 20785 | 2021-03-22 21:24:00 |
| R59.htm | 17603 | 2021-03-22 21:24:00 |
| R6.htm | 52340 | 2021-03-22 21:24:00 |
| R60.htm | 4560 | 2021-03-22 21:24:00 |
| R61.htm | 13634 | 2021-03-22 21:24:00 |
| R62.htm | 7792 | 2021-03-22 21:24:00 |
| R63.htm | 19634 | 2021-03-22 21:24:00 |
| R64.htm | 7879 | 2021-03-22 21:24:00 |
| R65.htm | 7265 | 2021-03-22 21:24:00 |
| R66.htm | 10960 | 2021-03-22 21:24:00 |
| R67.htm | 4927 | 2021-03-22 21:24:00 |
| R68.htm | 19102 | 2021-03-22 21:24:00 |
| R69.htm | 19641 | 2021-03-22 21:24:00 |
| R7.htm | 16132 | 2021-03-22 21:24:00 |
| R70.htm | 31370 | 2021-03-22 21:24:00 |
| R8.htm | 54113 | 2021-03-22 21:24:00 |
| R9.htm | 8443 | 2021-03-22 21:24:00 |
| report.css | 2767 | 2021-03-22 21:24:00 |
| Show.js | 1085 | 2021-03-22 21:24:00 |