| Rating | Agency | Rating Description | Term | RankInScale |
|---|---|---|---|---|
| Ca | Moody's | Extremely speculative | Long-term | 20 |
| Aa3 | Moody's | High grade | Long-term | 4 |
| Aa2 | Moody's | High grade | Long-term | 3 |
| Aa1 | Moody's | High grade | Long-term | 2 |
| B3 | Moody's | Highly speculative | Long-term | 16 |
| B2 | Moody's | Highly speculative | Long-term | 15 |
| B1 | Moody's | Highly speculative | Long-term | 14 |
| C | Moody's | In default | Long-term | 21 |
| Baa3 | Moody's | Lower medium grade | Long-term | 10 |
| Baa2 | Moody's | Lower medium grade | Long-term | 9 |