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Real Estate | 12 Months Ended
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Dec. 31, 2022
Real Estate [Abstract] |
Real Estate | Real Estate 2022 Real Estate Investment Acquisitions 67 Smith Place In January 2022, the Company closed a life science acquisition in Cambridge, Massachusetts for $72 million. Vista Sorrento Phase II In January 2022, the Company closed a life science acquisition in San Diego, California for $24 million. Webster MOB Portfolio In March 2022, the Company acquired a portfolio of two medical office buildings (“MOBs”) in Houston, Texas for $43 million. Northwest Medical Plaza In May 2022, the Company acquired one MOB in Bentonville, Arkansas for $26 million. Concord Avenue Land Parcels In December 2022, the Company closed a life science acquisition in Cambridge, Massachusetts for $18 million. Land Parcel Acquisition Subsequent to Year-End In January 2023, the Company closed a life science acquisition in Cambridge, Massachusetts for $9 million. 2021 Real Estate Investment Acquisitions In 2021, the Company closed the following life science acquisitions: (i) eight acquisitions in Cambridge, Massachusetts for $498 million, (ii) one acquisition in San Diego, California for $20 million, and (iii) 12 acres of land for $128 million in South San Francisco, California. Also during 2021, the Company closed the following MOB acquisitions: (i) one MOB in Nashville, Tennessee for $13 million, (ii) one MOB in Denver, Colorado for $38 million, (iii) a portfolio of 14 MOBs for $371 million (the “MOB Portfolio”), (iv) one MOB in Fort Lauderdale, Florida for $16 million, (v) one MOB in Wichita, Kansas for $50 million, (vi) three MOBs in Morristown, New Jersey for $155 million, (vii) two MOBs in Dallas, Texas for $60 million, (viii) one MOB in Seattle, Washington for $43 million, (ix) one MOB in New Orleans, Louisiana for $34 million, and (x) one MOB in Cambridge, Massachusetts for $55 million. In conjunction with the acquisition of the MOB Portfolio, the Company originated $142 million of secured mortgage debt. Development Activities Construction, Tenant, and Other Capital Improvements The following table summarizes the Company’s expenditures for construction, tenant improvements, and other capital improvements, excluding expenditures related to properties classified as discontinued operations (in thousands):
|  | Year Ended December 31,
Segment |  | 2022 |  | 2021 |  | 2020
Life science |  | $ | 658,542 |  |  | $ | 472,301 |  |  | $ | 573,999 |
Medical office |  | 237,761 |  |  | 230,227 |  |  | 173,672 |
CCRC |  | 65,691 |  |  | 57,192 |  |  | 41,224 |
|  | $ | 961,994 |  |  | $ | 759,720 |  |  | $ | 788,895 |

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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 https://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 https://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 https://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 https://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 https://asc.fasb.org/topic&trid=2134617 + Details
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