Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value Disclosures [Abstract]

Asset and liabilities recorded at fair value

The respective fair values measured on a recurring basis as of September 30, 2013 and December 31, 2012, respectively, were as follows:

	As of September 30, 2013
	Level 1		Level 2		Total
	(In thousands)
Assets:
Interest rate derivative financial instruments	$	—	$	2,413	$	2,413
Debt securities:
Demand obligations	—		65		65
Total	$	—	$	2,478	$	2,478
Liabilities:
Interest rate derivative financial instruments	$	—	$	29,184	$	29,184
Total	$	—	$	29,184	$	29,184

	As of December 31, 2012
	Level 1		Level 2		Total
	(In thousands)
Assets:
Debt securities:
Demand obligations	$	—	$	616	$	616
Total	$	—	$	616	$	616
Liabilities:
Interest rate derivative financial instruments	$	—	$	43,089	$	43,089
Total	$	—	$	43,089	$	43,089