Other Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Furniture, fixtures and equipment, leasehold improvements, and other deferred costs, net of accumulated depreciation of $21,925 and $23,135 in 2017 and 2016, respectively	$ 12,241	$ 15,773
Prepaid expenses and other assets	3,902	8,432
Lease inducements, net of accumulated amortization of $978 and $1,278 in 2017 and 2016, respectively	3,126	2,517
Line of credit deferred financing costs, net of accumulated amortization of $3,119 and $2,264 in 2017 and 2016, respectively	1,213	2,182
Predevelopment costs and earnest money	372	179
Total other assets	20,854	29,083
Furniture, fixtures and equipment, leasehold improvements, and other deferred costs, accumulated depreciation	21,925	23,135
Lease inducements, accumulated amortization	978	1,278
Line of credit deferred financing costs, accumulated amortization	$ 3,119	$ 2,264