CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Investment in Real Estate:
Land	$ 613,140		$ 610,802
Buildings and Improvements	2,120,993		2,113,689
Construction in Progress	35,013		23,688
Less: Accumulated Depreciation	(668,134)		(652,971)
Net Investment in Real Estate	2,101,012		2,095,208
Investments in and Advances to Other Real Estate Partnerships	197,644		196,323
Cash and Cash Equivalents	3,049		6,518
Tenant Accounts Receivable, Net	6,376		4,746
Investments in Joint Ventures	846		907
Deferred Rent Receivable, Net	48,546		49,173
Deferred Financing Costs, Net	11,796		10,570
Deferred Leasing Intangibles, Net	27,272		26,581
Prepaid Expenses and Other Assets, Net	91,997		108,753
Total Assets	2,488,538		2,498,779
Indebtedness:
Mortgage Loans Payable, Net	577,453		580,215
Senior Unsecured Notes, Net	446,326		445,916
Unsecured Term Loan	200,000		0
Unsecured Credit Facility	52,000	[1]	173,000	[1]
Accounts Payable, Accrued Expenses and Other Liabilities	64,075		70,139
Deferred Leasing Intangibles, Net	11,716		11,879
Rents Received in Advance and Security Deposits	28,035		26,619
Distributions Payable	11,921		10,289
Total Liabilities	1,391,526		1,318,057
Commitments and Contingencies	0		0
Partners’ Capital:
General Partner Preferred Units	0		73,587
General Partner Units (110,133,568 and 109,980,850 units outstanding)	1,020,200		1,027,664
Limited Partners Units (4,465,469 and 4,597,313 units outstanding)	81,200		82,833
Accumulated Other Comprehensive Loss	(4,388)		(3,362)
Total Partners’ Capital	1,097,012		1,180,722
Total Liabilities and Partners’ Capital	$ 2,488,538		$ 2,498,779

[1] * The maturity date may be extended an additional year at our election, subject to certain restrictions.