| Seq | Description | Type | Size | |
|---|---|---|---|---|
| 1 | 10-K | 10-K/A | 828.2 KB | Open in viewerDownload |
| 2 | EX-31.3 | EX-31.3 | 4.0 KB | Open in viewerDownload |
| 3 | EX-31.4 | EX-31.4 | 4.1 KB | Open in viewerDownload |
| 4 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | EX-101.SCH | 2.7 KB | Download |
| 5 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | EX-101.DEF | 21.4 KB | Download |
| 6 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | EX-101.LAB | 135.3 KB | Download |
| 7 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | EX-101.PRE | 73.4 KB | Download |
| 8 | cik0001563922-20251231_g1.jpg | GRAPHIC | 155.9 KB | Open in viewerDownload |
| 9 | cik0001563922-20251231_g2.jpg | GRAPHIC | 127.6 KB | Open in viewerDownload |
| 10 | cik0001563922-20251231_g3.jpg | GRAPHIC | 130.7 KB | Open in viewerDownload |
| 12 | IDEA: XBRL DOCUMENT | HTML | 67.8 KB | Open in viewerDownload |
| 13 | IDEA: XBRL DOCUMENT | HTML | 12.5 KB | Open in viewerDownload |
| 14 | IDEA: XBRL DOCUMENT | HTML | 6.5 KB | Open in viewerDownload |
| 15 | IDEA: XBRL DOCUMENT | CSS | 2.6 KB | Download |
| 16 | IDEA: XBRL DOCUMENT | JS | 0.9 KB | Download |
| 18 | IDEA: XBRL DOCUMENT | XML | 3.0 KB | Download |
| 21 | IDEA: XBRL DOCUMENT | JSON | 103.9 KB | Download |
| 22 | IDEA: XBRL DOCUMENT | ZIP | 401.1 KB | Download |
| 23 | IDEA: XBRL DOCUMENT | XML | 9.4 KB | Download |
| 999 | Full raw SEC SGML submission | Full Submission Text | 2401.9 KB | Open in viewerDownload |
