Noncontrolling Interests

9 Months Ended

Sep. 30, 2011

Noncontrolling Interests [Abstract]

Noncontrolling Interests

7.      Noncontrolling Interests

Noncontrolling Interests in the Operating Partnership

Noncontrolling interests in the Operating Partnership relate to the ownership of Common Units by various individuals and entities other than the Company. The following table sets forth noncontrolling interests in the Operating Partnership:

	Nine Months Ended September 30,
	2011			2010
Beginning noncontrolling interests in the Operating Partnership	$	120,838		$	129,769
Adjustments of noncontrolling interests in the Operating Partnership to fair value		(10,177	)		(1,480	)
Conversion of Common Units to Common Stock		(1,344	)		(2,958	)
Net income attributable to noncontrolling interests in the Operating Partnership		1,496			2,819
Distributions to noncontrolling interests in the Operating Partnership		(4,818	)		(4,857	)
Total noncontrolling interests in the Operating Partnership	$	105,995		$	123,293

The following table sets forth net income available for common stockholders and transfers from noncontrolling interests in the Operating Partnership:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2011		2010		2011		2010
Net income available for common stockholders	$	7,002	$	6,878	$	27,250	$	52,773
Increase in additional paid in capital from conversion of Common Units to Common Stock		709		—		1,344		2,957
Change in equity from net income available for common stockholders and conversion of Common Units to Common Stock	$	7,711	$	6,878	$	28,594	$	55,730

Noncontrolling Interests in Consolidated Affiliates

At September 30, 2011, noncontrolling interests in consolidated affiliates relates to our joint venture partner’s 50.0% interest in office properties located in Richmond, VA. Our joint venture partner is an unrelated third party.