Accumulated Other Comprehensive Loss (Changes in AOCI) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance as of December 31, 2013	$ (3,265)
Other Comprehensive Loss Before Reclassifications	(3,899)
Amounts Reclassified from Accumulated Other Comprehensive Loss	4,129
Net Current Period Other Comprehensive Income (Loss)	230
Balance as of September 30, 2014	(3,035)
Interest Rate Protection Agreements
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance as of December 31, 2013	(3,481)
Other Comprehensive Loss Before Reclassifications	(3,807)
Amounts Reclassified from Accumulated Other Comprehensive Loss	4,129
Net Current Period Other Comprehensive Income (Loss)	322
Balance as of September 30, 2014	(3,159)
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance as of December 31, 2013	78
Other Comprehensive Loss Before Reclassifications	(76)
Amounts Reclassified from Accumulated Other Comprehensive Loss	0
Net Current Period Other Comprehensive Income (Loss)	(76)
Balance as of September 30, 2014	2
Comprehensive Income Attributable to Noncontrolling Interest
Accumulated Other Comprehensive Income (Loss) [Line Items]
Balance as of December 31, 2013	138
Other Comprehensive Loss Before Reclassifications	(16)
Amounts Reclassified from Accumulated Other Comprehensive Loss	0
Net Current Period Other Comprehensive Income (Loss)	(16)
Balance as of September 30, 2014	$ 122