Related Party Transactions and Arrangements (Schedule of Investment in the Managed REITs) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014
CCPT IV [Member]
Related Party Transaction [Line Items]
% of Outstanding Shares Owned	0.01%
Carrying Amount of Investment	$ 137
CCPT V [Member]
Related Party Transaction [Line Items]
% of Outstanding Shares Owned	12.39%
Carrying Amount of Investment	1,732
CCIT [Member]
Related Party Transaction [Line Items]
% of Outstanding Shares Owned	0.01%
Carrying Amount of Investment	79
CCIT II [Member]
Related Party Transaction [Line Items]
% of Outstanding Shares Owned	3.79%
Carrying Amount of Investment	1,809
INAV [Member]
Related Party Transaction [Line Items]
% of Outstanding Shares Owned	0.22%
Carrying Amount of Investment	160
Cole Managed REITs [Member]
Related Party Transaction [Line Items]
Carrying Amount of Investment	$ 3,917