Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2013

Fair Value Disclosures [Abstract]

Schedule of the aggregate carrying value of debt and estimates of fair value

The following table presents the aggregate carrying value of our debt and the corresponding estimates of fair value based on discounted cash flow models, based on Level 3 inputs including current interest rates at which similar borrowings could be made by us as of December 31, 2013 and 2012 (amounts in thousands):

	2013				2012
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Mortgage notes payable and secured term loan and credit facility	$	1,208,112	$	1,225,064	$	978,150	$	1,003,756
Unsecured loans and notes payable—related parties	—		—		18,339		13,818
Total	$	1,208,112	$	1,225,064	$	996,489	$	1,017,574