Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Investment properties:
Land	$ 1,041,593	$ 1,066,705
Building and other improvements	3,570,680	3,686,200
Developments in progress	21,300	33,022
Gross investment properties	4,633,573	4,785,927
Less accumulated depreciation	(1,246,096)	(1,215,990)
Net investment properties	3,387,477	3,569,937
Cash and cash equivalents	29,125	25,185
Accounts and notes receivable (net of allowances of $7,211 and $6,567, respectively)	71,745	71,678
Acquired lease intangible assets, net	109,054	122,646
Assets associated with investment properties held for sale	0	3,647
Other assets, net	73,990	125,171
Total assets	3,671,391	3,918,264
Liabilities:
Mortgages payable, net	274,267	287,068
Unsecured notes payable, net	696,055	695,748
Unsecured term loans, net	447,583	547,270
Unsecured revolving line of credit	126,000	216,000
Accounts payable and accrued expenses	62,168	82,698
Distributions payable	36,363	36,311
Acquired lease intangible liabilities, net	91,053	97,971
Other liabilities	66,313	69,498
Total liabilities	1,799,802	2,032,564
Commitments and contingencies (Note 14)
Equity:
Preferred stock	0	0
Additional paid-in capital	4,576,752	4,574,428
Accumulated distributions in excess of earnings	(2,710,081)	(2,690,021)
Accumulated other comprehensive income	4,699	1,074
Total equity	1,871,589	1,885,700
Total liabilities and equity	3,671,391	3,918,264
Class A common stock
Equity:
Class A common stock	$ 219	$ 219