Segment Information - Financial Information by Segment (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Segment Reconciliation [Abstract] | |||||||||||
| Real estate rental revenue | $ 80,667 | $ 80,259 | $ 76,820 | $ 71,434 | $ 71,740 | $ 71,001 | $ 75,344 | $ 73,645 | $ 309,180 | $ 291,730 | $ 280,281 |
| Real estate expenses | 115,580 | 105,592 | 105,400 | ||||||||
| Net operating income | 193,600 | 186,138 | 174,881 | ||||||||
| Depreciation and amortization | (136,253) | (111,826) | (101,430) | ||||||||
| General and administrative | (24,370) | (22,089) | (22,580) | ||||||||
| Lease origination expenses | (1,698) | 0 | 0 | ||||||||
| Interest expense | (53,734) | (50,501) | (46,793) | ||||||||
| Real estate impairment | (8,400) | (1,900) | (8,374) | (1,886) | (33,152) | ||||||
| Other income | 0 | 0 | 507 | ||||||||
| Gain on sale of real estate | 61,000 | (1,000) | 2,500 | 59,961 | 2,495 | 24,915 | |||||
| Loss on extinguishment of debt | 0 | (1,178) | 0 | ||||||||
| Income tax benefit | 0 | 0 | 84 | ||||||||
| Income from operations of properties sold or held for sale | 16,158 | 24,477 | 23,180 | ||||||||
| Gain on sale of real estate | 339,000 | 339,024 | 0 | 0 | |||||||
| Loss on extinguishment of debt | (764) | 0 | 0 | ||||||||
| Net income | 54,198 | 332,770 | 987 | (4,405) | 5,688 | 5,893 | 10,750 | 3,299 | 383,550 | 25,630 | 19,612 |
| Net loss attributable to noncontrolling interests | 0 | 0 | 56 | ||||||||
| Net income attributable to the controlling interests | 54,198 | $ 332,770 | $ 987 | $ (4,405) | 5,688 | $ 5,893 | $ 10,750 | $ 3,299 | 383,550 | 25,630 | 19,668 |
| Capital expenditures | 68,947 | 72,033 | 64,381 | ||||||||
| Total assets | 2,628,328 | 2,417,104 | 2,628,328 | 2,417,104 | 2,359,426 | ||||||
| Reportable segments | Office | |||||||||||
| Segment Reconciliation [Abstract] | |||||||||||
| Real estate rental revenue | 164,059 | 178,474 | 167,438 | ||||||||
| Real estate expenses | 60,923 | 63,321 | 62,824 | ||||||||
| Net operating income | 103,136 | 115,153 | 104,614 | ||||||||
| Capital expenditures | 38,634 | 42,019 | 30,407 | ||||||||
| Total assets | 1,134,147 | 1,248,673 | 1,134,147 | 1,248,673 | 1,203,187 | ||||||
| Reportable segments | Multifamily | |||||||||||
| Segment Reconciliation [Abstract] | |||||||||||
| Real estate rental revenue | 126,131 | 95,194 | 95,250 | ||||||||
| Real estate expenses | 49,135 | 37,235 | 37,640 | ||||||||
| Net operating income | 76,996 | 57,959 | 57,610 | ||||||||
| Capital expenditures | 25,779 | 25,117 | 27,980 | ||||||||
| Total assets | 1,340,634 | 792,170 | 1,340,634 | 792,170 | 767,279 | ||||||
| Corporate and other | |||||||||||
| Segment Reconciliation [Abstract] | |||||||||||
| Real estate rental revenue | 18,990 | 18,062 | 17,593 | ||||||||
| Real estate expenses | 5,522 | 5,036 | 4,936 | ||||||||
| Net operating income | 13,468 | 13,026 | 12,657 | ||||||||
| Capital expenditures | 4,534 | 4,897 | 5,994 | ||||||||
| Total assets | $ 153,547 | $ 376,261 | $ 153,547 | $ 376,261 | $ 388,960 | ||||||
| X | ||||||||||
- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the cost of borrowed funds accounted for as interest expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Discontinued Operation, Gains (Losses) On Extinguishment Of Debt No definition available.
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- Definition Operating Lease, Indirect Costs Expensed As Incurred No definition available.
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- Definition Payment for capital expenditures by segment No definition available.
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