| Component: (Network and Table) | |
|---|---|
| Network | 100700 - Disclosure - Future Minimum Lease Commitment (Detail) (http://www.anworth.com/20161231/taxonomy/role/DisclosureFutureMinimumLeaseCommitmentDetail) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001047884 (http://www.sec.gov/CIK) |
| Related Party Transactions [Abstract] | Period [Axis] |
|---|---|
2016-12-31 | |
Related Party Transactions [Abstract] | |
2017 | |
2018 | |
2019 | |
2020 | |
2021 | |
Thereafter | |
Total Commitment |