Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001019056-21-000285-index-headers.html | 2021-05-06 14:38:35 | |
| 0001019056-21-000285-index.html | 2021-05-06 14:38:35 | |
| 0001019056-21-000285.txt | 2021-05-06 14:38:35 | |
 0001019056-21-000285-xbrl.zip | 203152 | 2021-05-06 14:38:35 |
| amrb-20210331.xsd | 36414 | 2021-05-06 14:38:35 |
| amrb-20210331_cal.xml | 58590 | 2021-05-06 14:38:35 |
| amrb-20210331_def.xml | 195911 | 2021-05-06 14:38:35 |
| amrb-20210331_lab.xml | 352374 | 2021-05-06 14:38:35 |
| amrb-20210331_pre.xml | 321941 | 2021-05-06 14:38:35 |
| arb_1q21ixbrl.htm | 1865207 | 2021-05-06 14:38:35 |
| arb_1q21ixbrl_htm.xml | 1913105 | 2021-05-06 14:38:35 |
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| ex32_1.htm | 10438 | 2021-05-06 14:38:35 |
| FilingSummary.xml | 32380 | 2021-05-06 14:38:35 |
| Financial_Report.xlsx | 81773 | 2021-05-06 14:38:35 |
| MetaLinks.json | 589346 | 2021-05-06 14:38:35 |
| R1.htm | 53752 | 2021-05-06 14:38:35 |
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| R9.htm | 37056 | 2021-05-06 14:38:35 |
| report.css | 2767 | 2021-05-06 14:38:35 |
| Show.js | 1085 | 2021-05-06 14:38:35 |