Purchase Accounting for Acquisitions of Real Estate (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
Business Acquisition [Line Items]
Total revenue	$ 41,142	[1]	$ 34,337	[1]
Income from continuing operations	$ 13,384	[1]	$ 13,942	[1]

[1] This unaudited pro forma supplemental information does not purport to be indicative of what the Company operating results would have been had the acquisitions occurred on January 1, 2014 or January 1, 2013 and may not be indicative of future operating results. Various acquisitions were of newly leased or constructed assets and may not have been in service for the full periods shown.