Other Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Furniture, fixtures and equipment, leasehold improvements, and other deferred costs, net of accumulated depreciation of $24,350 and $21,925 at September 30, 2018 and December 31, 2017, respectively	$ 13,181	$ 12,241
Line of credit deferred financing costs, net of accumulated amortization of $1,086 and $3,119 at September 30, 2018 and December 31, 2017, respectively	6,209	1,213
Prepaid expenses and other assets	4,999	3,902
Predevelopment costs and earnest money	3,965	372
Lease inducements, net of accumulated amortization of $1,344 and $978 at September 30, 2018 and December 31, 2017, respectively	3,589	3,126
Total other assets	31,943	20,854
Accumulated depreciation of furniture, fixtures and equipment, leasehold improvements, and other deferred costs	24,350	21,925
Accumulated amortization of line of credit deferred financing costs	1,086	3,119
Accumulated amortization of lease inducements	$ 1,344	$ 978