| 2026-08-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHRT-PrA · NYSE |
|---|
| 2026-05-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHRT-PrA · NYSE |
|---|
| 2026-02-27 | 10-K/A | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2026-02-27 | 10-K/A | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2026-02-26 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2026-02-26 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2025-11-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2025-11-05 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2025-08-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2025-08-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2025-05-09 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2025-05-09 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2025-02-28 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2025-02-28 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2025-02-28 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2024-11-08 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2024-11-08 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2024-08-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2024-08-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2024-05-10 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2024-05-10 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2024-02-29 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2024-02-29 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2024-02-29 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2023-11-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2023-11-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2023-08-08 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2023-08-08 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2023-05-10 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2023-05-10 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2023-02-23 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2023-02-23 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2023-02-23 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2022-11-09 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2022-11-09 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2022-08-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2022-08-05 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2022-05-06 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2022-05-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2022-02-24 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2022-02-24 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2022-02-24 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2021-11-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2021-11-05 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2021-08-06 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2021-08-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2021-05-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2021-05-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2021-02-24 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2021-02-24 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2021-02-24 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2020-11-06 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2020-11-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2020-08-07 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2020-08-07 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2020-05-06 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2020-05-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2020-02-25 | 10-K | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2020-02-25 | 10-K | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2020-02-25 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2019-11-06 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2019-11-06 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2019-08-05 | 10-Q | Stock registered under Section 12(b) | Common Stock, $0.01 par value per share · AHH · NYSE |
|---|
| 2019-08-05 | 10-Q | Stock registered under Section 12(b) | 6.75% Series A Cumulative Redeemable Perpetual Preferred Stock, $0.01 par value per share · AHHPrA · NYSE |
|---|
| 2019-02-28 | 10-K | Well-known seasoned issuer | Yes |
|---|
| 2018-10-31 | 10-Q | Emerging growth company | Yes |
|---|