Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt

Summary of outstanding indebtedness

A summary of outstanding indebtedness as of December 31, 2012 and 2011 is as follows (in thousands):

	Interest Rate	Maturity Date	December 31, 2012		December 31, 2011
SV1 - Mortgage loan	3.71% and 3.75% at December 31, 2012, and 2011, respectively	October 9, 2014	$	59,750	$	60,000
Revolving credit facility	2.46% and 2.54% at December 31, 2012, and 2011, respectively	January 3, 2017	—		5,000
CH1 - Senior mortgage loan	Repaid in March 2012	N/A	—		25,000
VA1 - Mortgage loan	Repaid in December 2012	N/A	—		31,864
Total principal outstanding			$	59,750	$	121,864

Summary of amount of debt maturities when such debt currently become due

The following table summarizes the amount of our debt maturities when such debt currently becomes due (in thousands):

Year Ending December 31,
2013	$	1,500
2014	58,250
Total	$	59,750