Acquisitions, Dispositions, Impairment, Assets Held for Sale, and Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2014

Significant Acquisitions and Disposals [Line Items]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

During the year ended December 31, 2014, we completed the acquisition of one operating property as follows:

($ in millions) Acquisitions of Operating Properties	Location	Number of Apartment Homes	Date of Acquisition	Purchase Price
Camden Fourth Ward	Atlanta, GA	276	10/29/2014	$62.6

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

The following table summarizes the fair values of the assets acquired and liabilities assumed for the acquisition of the operating properties described above as of the respective acquisition dates:

(in millions)		2014		2013
Assets acquired:
	Buildings and improvements	$	51.3	$	192.0
	Land	10.5		29.5
	Intangible and other assets	0.9		4.5
Total assets acquired		$	62.7	$	226.0
Liabilities assumed:
	Other liabilities	$	0.4	$	1.9
Total liabilities assumed		$	0.4	$	1.9
	Net assets acquired	$	62.3	$	224.1

Summary of income from discontinued operations

The following is a summary of income from discontinued operations for the years presented below:

	Year Ended December 31,
(in thousands)	2013			2012
Property revenues	$	24,322		$	60,198
Property expenses	(10,552		)	(27,557		)
	$	13,770		$	32,641
Interest	—			(36		)
Depreciation and amortization	(5,255		)	(15,199		)
Income from discontinued operations	$	8,515		$	17,406
Gain on sale of discontinued operations, net of tax	$	182,160		$	115,068
Less income, including gain on sale, allocated to non-controlling interests from discontinued operations	(5,905		)	(3,200		)
Income from discontinued operations, including gain on sale, attributable to common shareholders	$	184,770		$	129,274