Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | 10-Q | amr-20250331.htm iXBRL | 10-Q | 993785 |
| 2 | FIRST AMENDMENT TO CREDIT AGREEMENT AND SECURITY AGREEMENT, DATED MAY 6, 2025 | exhibit101.htm | EX-10.1 | 1214648 |
| 3 | CERTIFICATIONS PURSUANT TO RULE 13A-14(A) UNDER THE SECURITIES EXCHANGE ACT | a3312025exhibit31.htm | EX-31 | 11075 |
| 4 | CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350 | a3312025exhibit32.htm | EX-32 | 6165 |
| 5 | MINE SAFETY DISCLOSURE | a3312025exhibit95.htm | EX-95 | 164328 |
| 11 | amr-20250331_g1.jpg | GRAPHIC | 248544 | |
| 12 | exhibit101001.jpg | GRAPHIC | 259819 | |
| 13 | exhibit101002.jpg | GRAPHIC | 210170 | |
| 14 | exhibit101003.jpg | GRAPHIC | 264406 | |
| 15 | exhibit101004.jpg | GRAPHIC | 294669 | |
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| Complete submission text file | 0001704715-25-000017.txt | 119721843 |
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 6 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | amr-20250331.xsd | EX-101.SCH | 42754 |
| 7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | amr-20250331_cal.xml | EX-101.CAL | 81075 |
| 8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | amr-20250331_def.xml | EX-101.DEF | 149212 |
| 9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | amr-20250331_lab.xml | EX-101.LAB | 536896 |
| 10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | amr-20250331_pre.xml | EX-101.PRE | 368701 |
| 408 | EXTRACTED XBRL INSTANCE DOCUMENT | amr-20250331_htm.xml | XML | 649967 |
EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-38735 | Film No.: 25928393
SIC: 1221 Bituminous Coal & Lignite Surface Mining
(CF Office: 01 Energy & Transportation)
