The Company (Details)	Dec. 31, 2013 states properties	Dec. 31, 2012 properties states
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of Consolidated Properties	220	220
Number of States in which Entity has Interests	41	41

The number of states the entity operates in as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant