Other Assets, Net and Accounts Payable and Other Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Other assets, net:
Lease intangibles, net (Note 6)	$ 123,593	$ 114,584
Deferred charges, net	28,365	25,221
Prepaid expenses	18,173	14,351
Other receivables	9,440	9,514
Accrued interest receivable	12,030	9,354
Deposits	4,422	4,412
Due from seller	4,300	4,300
Deferred tax assets	3,719	3,733
Derivative financial instruments (Note 8)	2,661	2,921
Due from related parties	1,773	1,655
Corporate assets	2,408	1,241
Income taxes receivable	2,134	1,500
Other assets, net	213,018	192,786
Deferred charges, net:
Deferred leasing and other costs	44,484	40,728
Deferred financing costs	7,678	5,915
Deferred costs, gross	52,162	46,643
Accumulated amortization	(23,797)	(21,422)
Deferred charges, net	28,365	25,221
Accounts payable and other liabilities:
Lease intangibles, net (Note 6)	104,663	105,028
Accounts payable and accrued expenses	57,326	48,290
Deferred income	32,717	35,267
Tenant security deposits, escrow and other	11,214	14,975
Derivative financial instruments (Note 8)	3,468	3,590
Income taxes payable	1,818	1,287
Other	0	235
Accounts payable and other liabilities	$ 211,206	$ 208,672