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v3.20.2

Segment Information - Net Operating Income of Company's Reportable Segments (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | $ 126,106 | $ 145,331 | $ 408,031 | $ 433,378
Operating expenses | (48,999) | (56,074) | (158,391) | (170,696)
Net operating income (loss) | 77,107 | 89,257 | 249,640 | 262,682
Operating Segments | Philadelphia CBD |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 52,640 | 66,105 | 181,203 | 196,859
Operating expenses | (18,522) | (24,773) | (65,615) | (75,311)
Net operating income (loss) | 34,118 | 41,332 | 115,588 | 121,548
Operating Segments | Pennsylvania Suburbs |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 34,649 | 34,818 | 106,569 | 104,744
Operating expenses | (11,141) | (11,667) | (34,980) | (36,466)
Net operating income (loss) | 23,508 | 23,151 | 71,589 | 68,278
Operating Segments | Austin, Texas |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 25,328 | 26,280 | 76,921 | 77,234
Operating expenses | (9,944) | (9,302) | (30,032) | (28,182)
Net operating income (loss) | 15,384 | 16,978 | 46,889 | 49,052
Operating Segments | Metropolitan Washington, D.C. |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 9,675 | 13,179 | 30,520 | 40,372
Operating expenses | (5,236) | (5,999) | (15,678) | (18,542)
Net operating income (loss) | 4,439 | 7,180 | 14,842 | 21,830
Operating Segments | Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 3,188 | 3,706 | 10,221 | 10,352
Operating expenses | (2,374) | (2,691) | (7,434) | (7,226)
Net operating income (loss) | 814 | 1,015 | 2,787 | 3,126
Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total revenue | 626 | 1,243 | 2,597 | 3,817
Operating expenses | (1,782) | (1,642) | (4,652) | (4,969)
Net operating income (loss) | $ (1,156) | $ (399) | $ (2,055) | $ (1,152)

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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 924 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(a),(d)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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