Business Combinations (Tables)

12 Months Ended

Dec. 31, 2012

Business Combinations [Abstract]

Unaudited Pro Forma Information Based on MAA's Historical Consolidated Statement of Operations

The unaudited pro forma information set forth below is based on MAA’s historical Consolidated Statements of Operations for the years ended December 31, 2012 and 2011, adjusted to give effect to these transactions as though they occurred at the beginning of the earliest year presented. Pro forma results are not necessarily indicative of future results.

	Pro forma (Unaudited) Period Ended December 31, (in thousands, except per share data)
	2012		2011
Total Revenue (1)	$	514,278	$	463,779
Net Income available to common shareholders (1)	$	114,690	$	51,468
Earnings per share, diluted (1)	$	2.56	$	1.26

(1) Pro forma adjustments for certain acquisitions are excluded as they had no pre-acquisition operating activity in 2011 or 2012.