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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $6,789,029 and $6,702,830 at December 31, 2022 and December 31, 2021, respectively) $ 25,389,663 $ 23,752,630
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at December 31, 2022 and December 31, 2021, respectively) 237,510 237,507
Less: accumulated depreciation (amounts related to VIEs of $(1,381,401) and $(1,283,060) at December 31, 2022 and December 31, 2021, respectively) (6,298,082) (5,883,961)
Cash and cash equivalents (amounts related to VIEs of $259,658 and $300,937 at December 31, 2022 and December 31, 2021, respectively) 690,333 452,692
Tenant and other receivables, net (amounts related to VIEs of $16,521 and $6,824 at December 31, 2022 and December 31, 2021, respectively) 81,389 70,186
Accrued rental income, net (amounts related to VIEs of $367,138 and $357,395 at December 31, 2022 and December 31, 2021, respectively) 1,276,580 1,226,745
Deferred charges, net (amounts related to VIEs of $176,597 and $174,637 at December 31, 2022 and December 31, 2021, respectively) 733,282 618,798
Prepaid expenses and other assets (amounts related to VIEs of $11,647 and $29,668 at December 31, 2022 and December 31, 2021, respectively) 43,589 57,811
Mortgage notes payable, net (amounts related to VIEs of $3,272,368 and $3,267,914 at December 31, 2022 and December 31, 2021, respectively) 3,272,368 3,267,914
Lease liabilities - finance leases (amounts related to VIEs of $20,604 and $20,458 at December 31, 2022 and December 31, 2021, respectively) 249,335 244,421
Accounts payable and accrued expenses (amounts related to VIEs of $29,466 and $29,464 at December 31, 2022 and December 31, 2021, respectively) 417,545 320,775
Other liabilities (amounts related to VIEs of $114,232 and $150,131 at December 31, 2022 and December 31, 2021, respectively) $ 450,918 $ 391,441
Reedemable deferred stock units, units 97,853 83,073
Limited Partners' Capital Account, Units Outstanding (in units) 155,008,185  
General Partners' Capital Account, Units Outstanding (in units) 1,749,682  
Excess stock, par value $ 0.01 $ 0.01
Excess stock, shares authorized 150,000,000 150,000,000
Excess stock, shares outstanding 0 0
Excess stock, shares issued 0 0
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 50,000,000 50,000,000
Preferred stock / units, shares / units issued (in shares / units) 0 0
Preferred stock / units, shares / units outstanding (in shares / units) 0 0
Common Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Common stock, shares authorized 250,000,000 250,000,000
Common stock, shares issued 156,836,767 156,623,749
Common Stock, Shares, Outstanding 156,757,867 156,544,849
Treasury common stock at cost, shares 78,900 78,900
Boston Properties Limited Partnership    
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $6,789,029 and $6,702,830 at December 31, 2022 and December 31, 2021, respectively) $ 25,022,149 $ 23,379,243
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at December 31, 2022 and December 31, 2021, respectively) 237,510 237,507
Less: accumulated depreciation (amounts related to VIEs of $(1,381,401) and $(1,283,060) at December 31, 2022 and December 31, 2021, respectively) (6,180,474) (5,772,018)
Cash and cash equivalents (amounts related to VIEs of $259,658 and $300,937 at December 31, 2022 and December 31, 2021, respectively) 690,333 452,692
Tenant and other receivables, net (amounts related to VIEs of $16,521 and $6,824 at December 31, 2022 and December 31, 2021, respectively) 81,389 70,186
Accrued rental income, net (amounts related to VIEs of $367,138 and $357,395 at December 31, 2022 and December 31, 2021, respectively) 1,276,580 1,226,745
Deferred charges, net (amounts related to VIEs of $176,597 and $174,637 at December 31, 2022 and December 31, 2021, respectively) 733,282 618,798
Prepaid expenses and other assets (amounts related to VIEs of $11,647 and $29,668 at December 31, 2022 and December 31, 2021, respectively) 43,589 57,811
Mortgage notes payable, net (amounts related to VIEs of $3,272,368 and $3,267,914 at December 31, 2022 and December 31, 2021, respectively) 3,272,368 3,267,914
Lease liabilities - finance leases (amounts related to VIEs of $20,604 and $20,458 at December 31, 2022 and December 31, 2021, respectively) 249,335 244,421
Accounts payable and accrued expenses (amounts related to VIEs of $29,466 and $29,464 at December 31, 2022 and December 31, 2021, respectively) 417,545 320,775
Other liabilities (amounts related to VIEs of $114,232 and $150,131 at December 31, 2022 and December 31, 2021, respectively) $ 450,918 $ 391,441
Reedemable deferred stock units, units 97,853 83,073
Limited Partners' Capital Account, Units Outstanding (in units) 155,008,185 154,798,935
General Partners' Capital Account, Units Outstanding (in units) 1,749,682 1,745,914
NonControlling Interest Redeemable Partnership Units Common Units Shares Outstanding 16,531,172 16,561,186
NonControlling Interest Redeemable Partnership Units Common Units Long Term Incentive Units At Redemption Value Shares Outstanding 1,679,175 1,485,376
Variable Interest Entity, Primary Beneficiary [Member]    
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $6,789,029 and $6,702,830 at December 31, 2022 and December 31, 2021, respectively) $ 6,789,029 $ 6,702,830
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at December 31, 2022 and December 31, 2021, respectively) 21,000 21,000
Less: accumulated depreciation (amounts related to VIEs of $(1,381,401) and $(1,283,060) at December 31, 2022 and December 31, 2021, respectively) (1,381,401) (1,283,060)
Cash and cash equivalents (amounts related to VIEs of $259,658 and $300,937 at December 31, 2022 and December 31, 2021, respectively) 259,658 300,937
Tenant and other receivables, net (amounts related to VIEs of $16,521 and $6,824 at December 31, 2022 and December 31, 2021, respectively) 16,521 6,824
Accrued rental income, net (amounts related to VIEs of $367,138 and $357,395 at December 31, 2022 and December 31, 2021, respectively) 367,138 357,395
Deferred charges, net (amounts related to VIEs of $176,597 and $174,637 at December 31, 2022 and December 31, 2021, respectively) 176,597 174,637
Prepaid expenses and other assets (amounts related to VIEs of $11,647 and $29,668 at December 31, 2022 and December 31, 2021, respectively) 11,647 29,668
Mortgage notes payable, net (amounts related to VIEs of $3,272,368 and $3,267,914 at December 31, 2022 and December 31, 2021, respectively) 3,272,368 3,267,914
Lease liabilities - finance leases (amounts related to VIEs of $20,604 and $20,458 at December 31, 2022 and December 31, 2021, respectively) 20,604 20,458
Accounts payable and accrued expenses (amounts related to VIEs of $29,466 and $29,464 at December 31, 2022 and December 31, 2021, respectively) 29,466 29,464
Other liabilities (amounts related to VIEs of $114,232 and $150,131 at December 31, 2022 and December 31, 2021, respectively) 114,232 150,131
Variable Interest Entity, Primary Beneficiary [Member] | Boston Properties Limited Partnership    
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $6,789,029 and $6,702,830 at December 31, 2022 and December 31, 2021, respectively) 6,789,029 6,702,830
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at December 31, 2022 and December 31, 2021, respectively) 21,000 21,000
Less: accumulated depreciation (amounts related to VIEs of $(1,381,401) and $(1,283,060) at December 31, 2022 and December 31, 2021, respectively) (1,381,401) (1,283,060)
Cash and cash equivalents (amounts related to VIEs of $259,658 and $300,937 at December 31, 2022 and December 31, 2021, respectively) 259,658 300,937
Tenant and other receivables, net (amounts related to VIEs of $16,521 and $6,824 at December 31, 2022 and December 31, 2021, respectively) 16,521 6,824
Accrued rental income, net (amounts related to VIEs of $367,138 and $357,395 at December 31, 2022 and December 31, 2021, respectively) 367,138 357,395
Deferred charges, net (amounts related to VIEs of $176,597 and $174,637 at December 31, 2022 and December 31, 2021, respectively) 176,597 174,637
Prepaid expenses and other assets (amounts related to VIEs of $11,647 and $29,668 at December 31, 2022 and December 31, 2021, respectively) 11,647 29,668
Mortgage notes payable, net (amounts related to VIEs of $3,272,368 and $3,267,914 at December 31, 2022 and December 31, 2021, respectively) 3,272,368 3,267,914
Lease liabilities - finance leases (amounts related to VIEs of $20,604 and $20,458 at December 31, 2022 and December 31, 2021, respectively) 20,604 20,458
Accounts payable and accrued expenses (amounts related to VIEs of $29,466 and $29,464 at December 31, 2022 and December 31, 2021, respectively) 29,466 29,464
Other liabilities (amounts related to VIEs of $114,232 and $150,131 at December 31, 2022 and December 31, 2021, respectively) $ 114,232 $ 150,131