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| 0001564590-20-038456-index.html | 2020-08-07 20:12:25 | |
| 0001564590-20-038456.txt | 2020-08-07 20:12:25 | |
 0001564590-20-038456-xbrl.zip | 113776 | 2020-08-07 20:12:25 |
| acu-10q_20200630.htm | 1810253 | 2020-08-07 20:12:25 |
| acu-10q_20200630_htm.xml | 961647 | 2020-08-07 20:12:25 |
| acu-20200630.xsd | 30015 | 2020-08-07 20:12:25 |
| acu-20200630_cal.xml | 49799 | 2020-08-07 20:12:25 |
| acu-20200630_def.xml | 104720 | 2020-08-07 20:12:25 |
| acu-20200630_lab.xml | 243107 | 2020-08-07 20:12:25 |
| acu-20200630_pre.xml | 178473 | 2020-08-07 20:12:25 |
| acu-ex311_6.htm | 12810 | 2020-08-07 20:12:25 |
| acu-ex312_9.htm | 12818 | 2020-08-07 20:12:25 |
| acu-ex321_7.htm | 6783 | 2020-08-07 20:12:25 |
| acu-ex322_8.htm | 6786 | 2020-08-07 20:12:25 |
| FilingSummary.xml | 21051 | 2020-08-07 20:12:25 |
| Financial_Report.xlsx | 45422 | 2020-08-07 20:12:25 |
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| R1.htm | 52211 | 2020-08-07 20:12:25 |
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| R9.htm | 5599 | 2020-08-07 20:12:25 |
| report.css | 2767 | 2020-08-07 20:12:25 |
| Show.js | 1085 | 2020-08-07 20:12:25 |