Related Party Transactions and Arrangements - Fees Paid in Connection With the Operations of the Company, Incurred, Forgiven and Payable (Details) (USD $)																					3 Months Ended		6 Months Ended		3 Months Ended				6 Months Ended				3 Months Ended		6 Months Ended		3 Months Ended				6 Months Ended				3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended				6 Months Ended				3 Months Ended		6 Months Ended		3 Months Ended				6 Months Ended				3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Dec. 31, 2013 Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2014 Financing coordination fees One-time fees and reimbursements:	Dec. 31, 2013 Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2014 Asset Management Fees Ongoing fees:		Dec. 31, 2013 Asset Management Fees Ongoing fees:		Jun. 30, 2014 Transfer agent and other professional fees Ongoing fees:	Dec. 31, 2013 Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2014 Property management and leasing fees Ongoing fees:	Dec. 31, 2013 Property management and leasing fees Ongoing fees:	Jun. 30, 2014 Strategic advisory fees Ongoing fees:	Dec. 31, 2013 Strategic advisory fees Ongoing fees:	Jun. 30, 2014 Dividends on Class B units Ongoing fees:	Dec. 31, 2013 Dividends on Class B units Ongoing fees:	Jun. 30, 2014 Incurred	Jun. 30, 2013 Incurred	Jun. 30, 2014 Incurred	Jun. 30, 2013 Incurred	Jun. 30, 2014 Incurred Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2013 Incurred Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2014 Incurred Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2013 Incurred Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2014 Incurred Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2013 Incurred Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2014 Incurred Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2013 Incurred Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2014 Incurred Asset Management Fees Ongoing fees:		Jun. 30, 2013 Incurred Asset Management Fees Ongoing fees:		Jun. 30, 2014 Incurred Asset Management Fees Ongoing fees:		Jun. 30, 2013 Incurred Asset Management Fees Ongoing fees:		Jun. 30, 2014 Incurred Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2013 Incurred Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2014 Incurred Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2013 Incurred Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2014 Incurred Property management and leasing fees Ongoing fees:	Jun. 30, 2013 Incurred Property management and leasing fees Ongoing fees:	Jun. 30, 2014 Incurred Property management and leasing fees Ongoing fees:	Jun. 30, 2013 Incurred Property management and leasing fees Ongoing fees:	Jun. 30, 2014 Incurred Strategic advisory fees Ongoing fees:	Jun. 30, 2013 Incurred Strategic advisory fees Ongoing fees:	Jun. 30, 2014 Incurred Strategic advisory fees Ongoing fees:	Jun. 30, 2013 Incurred Strategic advisory fees Ongoing fees:	Jun. 30, 2014 Incurred Dividends on Class B units Ongoing fees:	Jun. 30, 2013 Incurred Dividends on Class B units Ongoing fees:	Jun. 30, 2014 Incurred Dividends on Class B units Ongoing fees:	Jun. 30, 2013 Incurred Dividends on Class B units Ongoing fees:	Jun. 30, 2014 Forgiven	Jun. 30, 2013 Forgiven	Jun. 30, 2014 Forgiven	Jun. 30, 2013 Forgiven	Jun. 30, 2014 Forgiven Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2013 Forgiven Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2014 Forgiven Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2013 Forgiven Acquisition fees and related cost reimbursements One-time fees and reimbursements:		Jun. 30, 2014 Forgiven Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2013 Forgiven Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2014 Forgiven Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2013 Forgiven Financing coordination fees One-time fees and reimbursements:	Jun. 30, 2014 Forgiven Asset Management Fees Ongoing fees:		Jun. 30, 2013 Forgiven Asset Management Fees Ongoing fees:		Jun. 30, 2014 Forgiven Asset Management Fees Ongoing fees:		Jun. 30, 2013 Forgiven Asset Management Fees Ongoing fees:		Jun. 30, 2014 Forgiven Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2013 Forgiven Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2014 Forgiven Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2013 Forgiven Transfer agent and other professional fees Ongoing fees:	Jun. 30, 2014 Forgiven Property management and leasing fees Ongoing fees:	Jun. 30, 2013 Forgiven Property management and leasing fees Ongoing fees:	Jun. 30, 2014 Forgiven Property management and leasing fees Ongoing fees:	Jun. 30, 2013 Forgiven Property management and leasing fees Ongoing fees:	Jun. 30, 2014 Forgiven Strategic advisory fees Ongoing fees:	Jun. 30, 2013 Forgiven Strategic advisory fees Ongoing fees:	Jun. 30, 2014 Forgiven Strategic advisory fees Ongoing fees:	Jun. 30, 2013 Forgiven Strategic advisory fees Ongoing fees:	Jun. 30, 2014 Forgiven Dividends on Class B units Ongoing fees:	Jun. 30, 2013 Forgiven Dividends on Class B units Ongoing fees:	Jun. 30, 2014 Forgiven Dividends on Class B units Ongoing fees:	Jun. 30, 2013 Forgiven Dividends on Class B units Ongoing fees:
Related Party Transaction [Line Items]
Acquisition fees earned by related party																											$ 2,500,000				$ 2,500,000
Fees paid to related parties																					5,697,000	(2,032,000)	6,371,000	270,000	0	[1]	(2,512,000)	[1]	0	[1]	(825,000)	[1]	2,363,000	0	2,363,000	450,000	2,274,000	[2]	0	[2]	2,274,000	[2]	0	[2]	1,041,000	0	1,627,000	0	0	0	0	0	0	454,000	0	605,000	19,000	26,000	107,000	40,000	413,000	185,000	787,000	371,000	0	[1]	0	[1]	0	[1]	0	[1]	0	0	0	0	0	[2]	0	[2]	0	[2]	0	[2]	0	0	0	0	413,000	185,000	787,000	371,000	0	0	0	0	0	0	0	0
Due to affiliates, net	$ 2,773,000	$ 0	$ 0	[1]	$ 0	[1]	$ 0	$ 0	$ 2,274,000	[2]	$ 0	[2]	$ 499,000	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0

[1] In June 2013, the Advisor elected to reimburse the Company $2.5 million for insourced acquisition expenses and legal reimbursements incurred.

[2] Prior to the Listing, the Company caused the OP to issue the Advisor restricted performance based Class B units for asset management services, which vested as of the Listing.