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Investments in Properties | 6 Months Ended
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Jun. 30, 2022
Investments in Properties |
Investments in Properties | 2. Investments in Properties A summary of our investments in properties is below (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Property Type | ​ | As of June 30, 2022 | ​ | ​ | As of December 31, 2021
Land | ​ | $ | 1,033,770 | ​ | ​ | $ | 1,019,723
Acquired ground lease | ​ | ​ | 6,051 | ​ | ​ | ​ | 6,721
Buildings and improvements | ​ | ​ | 22,319,146 | ​ | ​ | ​ | 21,914,091
Tenant improvements | ​ | ​ | 706,966 | ​ | ​ | ​ | 684,915
​ | ​ | ​ | 24,065,933 | ​ | ​ | ​ | 23,625,450
Accumulated depreciation and amortization | ​ | ​ | (6,665,118) | ​ | ​ | ​ | (6,210,281)
Investments in operating properties, net | ​ | ​ | 17,400,815 | ​ | ​ | ​ | 17,415,169
Construction in progress and space held for development | ​ | ​ | 3,362,114 | ​ | ​ | ​ | 3,213,389
Land held for future development | ​ | ​ | 37,460 | ​ | ​ | ​ | 133,683
Investments in properties, net | ​ | $ | 20,800,389 | ​ | ​ | $ | 20,762,241
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- Definition The entire disclosure for certain real estate investment financial statements, real estate investment trust operating support agreements, real estate owned, retail land sales, time share transactions, as well as other real estate related disclosures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -URI http://asc.fasb.org/topic&trid=2156125 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 978 -URI http://asc.fasb.org/topic&trid=2134977 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 976 -URI http://asc.fasb.org/topic&trid=2134846 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 974 -URI http://asc.fasb.org/topic&trid=2156429 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 972 -URI http://asc.fasb.org/topic&trid=2134617 + Details
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