Real Estate Properties (Tables)

12 Months Ended

Dec. 31, 2017

Real Estate [Abstract]

Disclosure of Properties Held-for-sale

As of December 31, 2017, we classified the following property as held for sale (dollars in thousands):

Asset	Date Sold	Number of Properties	Number of Buildings	Square Footage	Gross Sales Price
1600 Market Street	February 2018	1	1	825,968	$	160,000

Summarized balance sheet information for the property classified as held for sale is as follows (in thousands):

	December 31, 2017
Real estate properties	$	76,066
Rents receivable, net of allowance for doubtful accounts of $5	13,270
Other assets, net	8,352
Assets held for sale	$	97,688
Accounts payable and accrued expenses	$	1,021
Rent collected in advance	408
Security deposits	411
Liabilities related to properties held for sale	$	1,840

Summary of Properties Disposed and Income Statement Information for Properties Included in Discontinued Operations

During the year ended December 31, 2017, we sold the following properties (dollars in thousands):

Asset	Date Sold	Number of Properties	Number of Buildings	Square Footage	Gross Sales Price		Gain (Loss) on Sale
Properties
111 Market Place	January 2017	1	1	589,380	$	60,100	$	(5,968	)
Cabot Business Park Land	March 2017	—	—	—	575		(57		)
Parkshore Plaza	April 2017	1	4	271,072	40,000		(2,460		)
25 S. Charles Street	April 2017	1	1	359,254	24,500		(3,487		)
802 Delaware Avenue	May 2017	1	1	240,780	34,000		9,099
1500 Market Street	July 2017	1	1	1,759,193	328,000		38,585
6600 North Military Trail	August 2017	1	3	639,825	132,050		(14,175		)
789 East Eisenhower Parkway(1)	December 2017	—	1	130,961	24,942		1,242
33 Stiles Lane	December 2017	1	1	175,301	10,500		2,163
625 Crane Street (Land)	December 2017	—	—	—	307		249
Mineral Rights	December 2017	—	—	—	200		169
Portfolios of properties
4515 Seton Center Parkway	March 2017	1	1	117,265
4516 Seton Center Parkway	March 2017	1	1	120,559
Seton Center		2	2	237,824	$	52,450	$	22,479
Cherrington Corporate Center	December 2017	1	7	454,700
Foster Plaza	December 2017	1	8	727,743
Pittsburgh Portfolio		2	15	1,182,443	$	71,000	$	(33,048	)
820 W. Diamond	July 2017	1	1	134,933
Danac Stiles Business Park	July 2017	1	3	276,637
411 Farwell Avenue	July 2017	1	1	422,727
2250 Pilot Knob Road	July 2017	1	1	87,183
4700 Belleview Avenue	July 2017	1	1	80,615
Five Property Portfolio		5	7	1,002,095	$	84,000	$	702
		16	37	6,588,128	$	862,624	$	15,493

(1) We sold one building in a property containing two buildings. 

During the year ended December 31, 2016, we disposed of the following properties (dollars in thousands):

Asset	Date Sold	Number of Properties	Number of Buildings	Square Footage	Gross Sales Price		Gain (Loss) on Sale
Properties
Executive Park	February 2016	1	9	427,443	$	50,865	$	16,531
3330 N Washington Boulevard	March 2016	1	1	55,719	11,250		5,455
111 East Kilbourn Avenue	March 2016	1	1	373,669	60,500		14,687
1525 Locust Street	April 2016	1	1	98,009	17,700		8,956
633 Ahua Street	April 2016	1	1	93,141	29,000		15,963

Asset	Date Sold	Number of Properties	Number of Buildings	Square Footage	Gross Sales Price		Gain (Loss) on Sale
Lakewood on the Park	May 2016	1	2	180,558	37,100		13,616
Leased Land	June 2016	1	7	—	48,450		15,914
9110 East Nichols Avenue	June 2016	1	1	143,958	17,200		642
111 River Street(1)	July 2016	1	1	566,215	235,000		78,207
Sky Park Centre	July 2016	1	2	63,485	13,700		4,746
Raintree Industrial Park	July 2016	1	12	563,182	11,500		(653		)
8701 N Mopac	August 2016	1	1	121,901	21,500		8,394
7800 Shoal Creek Boulevard	October 2016	1	4	151,917	29,210		14,908
1200 Lakeside Drive	November 2016	1	1	260,084	65,270		3,062
6200 Glenn Carlson Drive	December 2016	1	1	338,000	23,050		7,706
Portfolios of properties
812 San Antonio Street	May 2016	1	1	59,321
1601 Rio Grande Street	May 2016	1	1	56,219
Downtown Austin portfolio		2	2	115,540	$	32,600	$	20,584
785 Schilinger Road South	June 2016	1	1	72,000
401 Vine Street	June 2016	1	1	53,980
633 Frazier Drive	June 2016	1	1	150,000
9840 Gateway Boulevard North	June 2016	1	1	72,000
3003 South Expressway 281	June 2016	1	1	150,000
1331 North Center Parkway	June 2016	1	1	53,980
Movie theater portfolio		6	6	551,960	$	109,100	$	30,595
128 Crews Drive	July 2016	1	1	185,600
111 Southchase Boulevard	July 2016	1	1	168,087
1043 Global Avenue	July 2016	1	1	450,000
South Carolina industrial portfolio		3	3	803,687	$	30,000	$	7,248
100 East Wisconsin Avenue	August 2016	1	1	435,067
111 Monument Circle	August 2016	1	2	1,121,764
101-115 W. Washington Street	August 2016	1	1	634,058
North Point Office Complex	August 2016	1	2	873,335
Midwest portfolio		4	6	3,064,224	$	416,900	$	(15,800	)
Total		30	62	7,972,692	$	1,259,895	$	250,761

(1) Property sale represented a leasehold interest. 

Schedule of Future Minimum Lease Payments

The future minimum lease payments, excluding tenant reimbursement revenue, scheduled to be received by us during the current terms of our leases as of December 31, 2017 are as follows (in thousands):

2018	$	187,984
2019	177,325
2020	158,000
2021	141,937
2022	131,362
Thereafter	693,119
	$	1,489,727