Variable Interest Entities (Details) - USD ($) $ in Thousands		Mar. 31, 2019	Dec. 31, 2018
ASSETS
Real estate properties, net of accumulated depreciation of $58,945 and $53,637		$ 1,077,326	$ 1,029,239
Cash and cash equivalents		21,062	32,428
Deposits and escrows		14,902	21,268
Other assets		9,087	8,084
Total Assets	[1]	1,153,915	1,123,707
Liabilities:
Mortgages payable, net of deferred costs of $3,628 and $3,786		808,729	771,817
Accounts payable and accrued liabilities		22,620	24,487
Total Liabilities	[1]	868,397	833,347
Real estate accumulated depreciation		101,332	91,715
Deferred mortgage costs		6,452	6,646
Variable interest entity
ASSETS
Real estate properties, net of accumulated depreciation of $58,945 and $53,637		635,457	584,074
Cash and cash equivalents		6,859	5,207
Deposits and escrows		7,419	11,705
Other assets		5,649	6,302
Total Assets		655,384	607,288
Liabilities:
Mortgages payable, net of deferred costs of $3,628 and $3,786		484,232	446,779
Accounts payable and accrued liabilities		9,482	11,816
Total Liabilities		493,714	458,595
Real estate accumulated depreciation		58,945	53,637
Mortgages
Liabilities:
Deferred mortgage costs		6,100	6,289
Mortgages | Variable interest entity
Liabilities:
Deferred mortgage costs		$ 3,628	$ 3,786

[1] The Company's consolidated balance sheets include the assets and liabilities of consolidated variable interest entities (VIEs). See note 6. The consolidated balance sheets include the following amounts related to the Company's VIEs as of March 31, 2019 and December 31, 2018, respectively: $635,457 and $584,074 of real estate properties, $6,859 and $5,207 of cash and cash equivalents, $7,419 and $11,705 of deposits and escrows, $5,649 and $6,302 of other assets,  $484,232 and $446,779 of mortgages payable, net of deferred costs and $9,482 and $11,816 of accounts payable and accrued liabilities.