CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
INVESTMENTS IN REAL ESTATE, at cost:
Operating properties	$ 3,171,551	$ 3,168,536
Construction in progress	43,571	46,285
Land held for development	5,516	5,516
Total investments in real estate	3,220,638	3,220,337
Accumulated depreciation	(1,361,137)	(1,308,427)
Net investments in real estate	1,859,501	1,911,910
INVESTMENTS IN PARTNERSHIPS, at equity:	23,576	27,066
OTHER ASSETS:
Cash and cash equivalents	38,794	43,309
Tenant and other receivables	37,846	54,532
Intangible assets (net of accumulated amortization of $19,896 and $19,187 at June 30, 2021 and December 31, 2020, respectively)	10,683	11,392
Deferred costs and other assets, net	124,732	127,593
Assets held for sale	4,925	1,384
Total assets	2,100,057	2,177,186
LIABILITIES:
Mortgage loans payable, net	861,899	884,503
Term Loans, net	934,588	908,473
Revolving Facilities	54,830	54,830
Tenants’ deposits and deferred rent	9,776	8,899
Distributions in excess of partnership investments	72,390	76,586
Fair value of derivative instruments	16,227	23,292
Accrued expenses and other liabilities	85,632	93,663
Total liabilities	2,035,342	2,050,246
COMMITMENTS AND CONTINGENCIES (Note 8)
EQUITY:
Shares of beneficial interest, $1.00 par value per share; 200,000 shares authorized; 79,260 and 79,537 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively	79,260	79,537
Capital contributed in excess of par	1,773,877	1,771,777
Accumulated other comprehensive loss	(15,475)	(20,620)
Distributions in excess of net income	(1,766,981)	(1,699,638)
Total equity – Pennsylvania Real Estate Investment Trust	70,835	131,210
Noncontrolling interest	(6,120)	(4,270)
Total equity	64,715	126,940
Total liabilities and equity	2,100,057	2,177,186
Series B Preferred Stock
EQUITY:
Preferred Shares	35	35
Series C Preferred Stock
EQUITY:
Preferred Shares	69	69
Series D Preferred Stock
EQUITY:
Preferred Shares	$ 50	$ 50