Document Format Files
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 3 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ngs-20221212.xsd | EX-101.SCH | 1903 |
| 4 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ngs-20221212_lab.xml | EX-101.LAB | 24137 |
| 5 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ngs-20221212_pre.xml | EX-101.PRE | 12513 |
| 191 | EXTRACTED XBRL INSTANCE DOCUMENT | ngs-20221212_htm.xml | XML | 10573 |
EIN.: 752811855 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-31398 | Film No.: 221465226
SIC: 1389 Oil & Gas Field Services, NEC