XML 48 R34.htm IDEA: XBRL DOCUMENT v3.23.3
MAA Equity - Summary of Changes in Total Equity and its Components (Details) - Mid America Apartment Communities Inc. Shareholders Equity [Member] - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance $ 6,350,072 $ 6,168,116 $ 6,189,748 $ 6,153,907
Net Income Including Portion Attributable to Noncontrolling Interest 113,732 125,703 402,963 455,840
Other comprehensive income - derivative instruments 279 279 835 835
Issuance and registration of common shares 158 156 203,214 (276)
Shares repurchased and retired (26) (12) (7,866) (14,043)
Exercise of stock options       28
Shares issued in exchange for redeemable stock     581  
Redeemable stock fair market value adjustment 3,242 2,537 3,906 9,297
Amortization of unearned compensation 4,128 4,203 14,299 15,532
Dividends, Preferred Stock, Cash (922) (922) (2,766) (2,766)
Dividends on common stock (163,362) (144,309) (490,044) (414,138)
Dividends on noncontrolling interest units (4,408) (3,996) (13,242) (11,477)
Acquisition of noncontrolling interest       (43,070)
Contribution from noncontrolling interest 696   1,961 2,086
Ending Balance 6,303,589 6,151,755 6,303,589 6,151,755
Preferred Stock [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance 9 9 9 9
Ending Balance 9 9 9 9
Common Stock [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance 1,168 1,152 1,152 1,151
Issuance and registration of common shares     12 1
Shares issued in exchange for redeemable stock     4  
Ending Balance 1,168 1,152 1,168 1,152
Additional Paid-in Capital [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance 7,405,572 7,191,920 7,202,834 7,230,956
Issuance and registration of common shares 158 156 203,202 (277)
Shares repurchased and retired (26) (12) (7,866) (14,043)
Exercise of stock options       28
Shares issued in exchange for common units 363 307 894 500
Shares issued in exchange for redeemable stock     577  
Adjustment for noncontrolling interests in Operating Partnership (86) (70) (3,831) 1,251
Amortization of unearned compensation 4,128 4,203 14,299 15,532
Acquisition of noncontrolling interest       (37,443)
Ending Balance 7,410,109 7,196,504 7,410,109 7,196,504
Accumulated Distributions in Excess of Net Income [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance (1,235,118) (1,199,216) (1,188,854) (1,255,807)
Net income attributable to MAA 110,732 122,311 392,330 443,815
Redeemable stock fair market value adjustment 3,242 2,537 3,906 9,297
Dividends, Preferred Stock, Cash (922) (922) (2,766) (2,766)
Dividends on common stock (163,362) (144,309) (490,044) (414,138)
Ending Balance (1,285,428) (1,219,599) (1,285,428) (1,219,599)
Accumulated Other Comprehensive Loss [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance (9,514) (10,591) (10,052) (11,132)
Other comprehensive income - derivative instruments 270 270 808 811
Ending Balance (9,244) (10,321) (9,244) (10,321)
Noncontrolling Interests - Operating Partnership [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance 165,626 165,062 163,595 165,116
Net Income Attributable to Noncontrolling Interest 3,000 3,392 10,633 12,318
Other comprehensive income - derivative instruments 9 9 27 24
Shares issued in exchange for common units (363) (307) (894) (500)
Adjustment for noncontrolling interests in Operating Partnership 86 70 3,831 (1,251)
Dividends on noncontrolling interest units (4,408) (3,996) (13,242) (11,477)
Ending Balance 163,950 164,230 163,950 164,230
Noncontrolling Interests - Consolidated Real Estate Entities [Member]        
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Beginning Balance 22,329 19,780 21,064 23,614
Net Income Attributable to Noncontrolling Interest       (293)
Acquisition of noncontrolling interest       (5,627)
Contribution from noncontrolling interest 696   1,961 2,086
Ending Balance $ 23,025 $ 19,780 $ 23,025 $ 19,780