Discontinued Operations (Tables)

9 Months Ended

Sep. 30, 2012

Discontinued Operations and Disposal Groups [Abstract]

Revenue and expenses information for the property classified as discontinued operations

	Three-month period ended September 30, 2011			Nine-month period ended September 30, 2011
Revenue:
Rents	$	5,450		$	16,742
Tenant reimbursements	797			2,728
Termination fees	33			33
Other	(2		)	—
Total revenue	6,278			19,503
Expenses:
Property operating expenses	1,573			5,212
Real estate taxes	659			2,105
Depreciation and amortization	2,296			6,857
Total operating expenses	4,528			14,174
Income from discontinued operations before gain on sale of interests in real estate	1,750			5,329
Net gain on disposition of discontinued operations	—			3,836
Income from discontinued operations	$	1,750		$	9,165

	Three-month period ended September 30, 2012			Nine-month period ended September 30, 2012
Revenue:
Rents	$	271		$	6,384
Tenant reimbursements	(16		)	742
Termination fees	4			11
Other	(1		)	88
Total revenue	258			7,225
Expenses:
Property operating expenses	154			1,855
Real estate taxes	29			755
Depreciation and amortization	6			2,750
Total operating expenses	189			5,360
Other income (expense):
Interest income	—			2
Income from discontinued operations before gain on sale of interests in real estate	69			1,867
Net gain on disposition of discontinued operations	9,940			34,774
Income from discontinued operations	$	10,009		$	36,641

Disclosure of Long Lived Assets Held-for-sale [Table Text Block]