Document Format Files
Data Files
Seq | Description | Document | Type | Size |
---|---|---|---|---|
18 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | amr-20221231.xsd | EX-101.SCH | 130740 |
19 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | amr-20221231_cal.xml | EX-101.CAL | 175477 |
20 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | amr-20221231_def.xml | EX-101.DEF | 720568 |
21 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | amr-20221231_lab.xml | EX-101.LAB | 1482089 |
22 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | amr-20221231_pre.xml | EX-101.PRE | 1072488 |
531 | EXTRACTED XBRL INSTANCE DOCUMENT | amr-20221231_htm.xml | XML | 3976300 |
IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-38735 | Film No.: 23655958
SIC: 1221 Bituminous Coal & Lignite Surface Mining