MAA Equity - Summary of Changes in Total Equity and its Components (Parenthetical) (Details) - Mid America Apartment Communities Inc. Shareholders Equity [Member] - $ / shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Equity [Line Items] | ||||
| Dividends on common stock, per share | $ 1.53 | $ 1.515 | $ 3.06 | $ 3.03 |
| Dividends Declared Per Share of Non Controlling Interests (in dollars per share) | $ 1.53 | $ 1.515 | $ 3.06 | $ 3.03 |