Debt (Tables)

9 Months Ended

Sep. 30, 2013

Debt Disclosure [Abstract]

Schedule of Debt

Debt consisted of the following as of September 30, 2013 and December 31, 2012 (in thousands):

	September 30, 2013		December 31, 2012
Unsecured revolving credit facility	$	—	$	72,000
Unsecured term loans	455,000		455,000
Unsecured senior notes	300,000		—
Fixed rate mortgages	370,636		382,456
Secured real estate term loan	—		125,500
	1,125,636		1,034,956
Net premium	156		2,403
Total	$	1,125,792	$	1,037,359

Schedule of maturities of long-term debt

As of September 30, 2013, the principal payments due on our debt for the three months ending December 31, 2013, for each of the next four years ending December 31 and thereafter, is as follows (in thousands):

Year	Amount
2013	$	1,722
2014	6,872
2015	73,128
2016	421,578
2017	99,963
Thereafter	522,373
Total	$	1,125,636