Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Condensed Consolidated Balance Sheets
Acquired real estate leases, accumulated amortization	$ 116,711	$ 101,838
Tenant rent receivables, allowance for doubtful accounts	200	325
Straight-line rent receivable, allowance for doubtful accounts	50	162
Office computers and furniture, accumulated depreciation	1,261	1,036
Deferred leasing commissions, accumulated amortization	19,294	16,944
Acquired unfavorable real estate leases, accumulated amortization	$ 10,504	$ 8,687
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	20,000,000	20,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	180,000,000	180,000,000
Common stock, shares issued (in shares)	100,187,405	100,187,405
Common stock, shares outstanding (in shares)	100,187,405	100,187,405