Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands		Mar. 31, 2024	Dec. 31, 2023
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $7,376,175 and $7,054,075 at March 31, 2024 and December 31, 2023, respectively)		$ 27,063,048	$ 26,749,209
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at March 31, 2024 and December 31, 2023, respectively)		401,486	401,680
Right of use assets - operating leases (amounts related to VIEs of $154,217 and $158,885 at March 31, 2024 and December 31, 2023, respectively)	[1]	344,255	324,298
Less: accumulated depreciation (amounts related to VIEs of $(1,538,940) and $(1,501,483) at March 31, 2024 and December 31, 2023, respectively)		(7,040,501)	(6,881,728)
Cash and cash equivalents (amounts related to VIEs of $298,548 and $245,317 at March 31, 2024 and December 31, 2023, respectively)		701,695	1,531,477
Cash held in escrows (amounts related to VIEs of $4,839 and $22,160 at March 31, 2024 and December 31, 2023, respectively)		64,939	81,090
Tenant and other receivables, net (amounts related to VIEs of $27,792 and $27,987 at March 31, 2024 and December 31, 2023, respectively)		94,115	122,407
Accrued rental income, net (amounts related to VIEs of $409,628 and $401,159 at March 31, 2024 and December 31, 2023, respectively)		1,390,217	1,355,212
Deferred charges, net (amounts related to VIEs of $194,489 and $175,383 at March 31, 2024 and December 31, 2023, respectively)		818,424	760,421
Prepaid expenses and other assets (amounts related to VIEs of $45,672 and $11,824 at March 31, 2024 and December 31, 2023, respectively)		146,286	64,230
Mortgage notes payable, net (amounts related to VIEs of $3,278,396 and $3,277,185 at March 31, 2024 and December 31, 2023, respectively)		4,368,367	4,166,379
Lease liabilities - finance leases (amounts related to VIEs of $20,831 and $20,794 at March 31, 2024 and December 31, 2023, respectively)		415,888	417,961
Lease liabilities - operating leases (amounts related to VIEs of $148,706 and $145,826 at March 31, 2024 and December 31, 2023, respectively)		377,667	350,391
Accounts payable and accrued expenses (amounts related to VIEs of $112,385 and $59,667 at March 31, 2024 and December 31, 2023, respectively)		374,681	458,329
Other liabilities (amounts related to VIEs of $105,786 and $115,275 at March 31, 2024 and December 31, 2023, respectively)		$ 417,978	$ 445,947
Reedemable deferred stock units, units		124,656	119,471
Limited Partners' Capital Account, Units Outstanding (in units)		155,287,091
General Partners' Capital Account, Units Outstanding (in units)		1,762,080
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		157,128,071	157,019,766
Common Stock, Shares, Outstanding		157,049,171	156,940,866
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 $7,376,175 and $7,054,075 at March 31, 2024 and December 31, 2023, respectively)		$ 26,696,783	$ 26,382,944
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at March 31, 2024 and December 31, 2023, respectively)		401,486	401,680
Right of use assets - operating leases (amounts related to VIEs of $154,217 and $158,885 at March 31, 2024 and December 31, 2023, respectively)	[1]	344,255	324,298
Less: accumulated depreciation (amounts related to VIEs of $(1,538,940) and $(1,501,483) at March 31, 2024 and December 31, 2023, respectively)		(6,915,437)	(6,758,361)
Cash and cash equivalents (amounts related to VIEs of $298,548 and $245,317 at March 31, 2024 and December 31, 2023, respectively)		701,695	1,531,477
Cash held in escrows (amounts related to VIEs of $4,839 and $22,160 at March 31, 2024 and December 31, 2023, respectively)		64,939	81,090
Tenant and other receivables, net (amounts related to VIEs of $27,792 and $27,987 at March 31, 2024 and December 31, 2023, respectively)		94,115	122,407
Accrued rental income, net (amounts related to VIEs of $409,628 and $401,159 at March 31, 2024 and December 31, 2023, respectively)		1,390,217	1,355,212
Deferred charges, net (amounts related to VIEs of $194,489 and $175,383 at March 31, 2024 and December 31, 2023, respectively)		818,424	760,421
Prepaid expenses and other assets (amounts related to VIEs of $45,672 and $11,824 at March 31, 2024 and December 31, 2023, respectively)		146,286	64,230
Mortgage notes payable, net (amounts related to VIEs of $3,278,396 and $3,277,185 at March 31, 2024 and December 31, 2023, respectively)		4,368,367	4,166,379
Lease liabilities - finance leases (amounts related to VIEs of $20,831 and $20,794 at March 31, 2024 and December 31, 2023, respectively)		415,888	417,961
Lease liabilities - operating leases (amounts related to VIEs of $148,706 and $145,826 at March 31, 2024 and December 31, 2023, respectively)		377,667	350,391
Accounts payable and accrued expenses (amounts related to VIEs of $112,385 and $59,667 at March 31, 2024 and December 31, 2023, respectively)		374,681	458,329
Other liabilities (amounts related to VIEs of $105,786 and $115,275 at March 31, 2024 and December 31, 2023, respectively)		$ 417,978	$ 445,947
Reedemable deferred stock units, units		124,656	119,471
Limited Partners' Capital Account, Units Outstanding (in units)		155,287,091	155,185,716
General Partners' Capital Account, Units Outstanding (in units)		1,762,080	1,755,150
NonControlling Interest Redeemable Partnership Units Common Units Shares Outstanding		16,492,171	16,508,277
NonControlling Interest Redeemable Partnership Units Common Units Long Term Incentive Units At Redemption Value Shares Outstanding		2,666,636	2,065,861
Variable Interest Entity, Primary Beneficiary [Member]
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $7,376,175 and $7,054,075 at March 31, 2024 and December 31, 2023, respectively)		$ 7,376,175	$ 7,054,075
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at March 31, 2024 and December 31, 2023, respectively)		21,000	21,000
Right of use assets - operating leases (amounts related to VIEs of $154,217 and $158,885 at March 31, 2024 and December 31, 2023, respectively)		154,217	158,885
Less: accumulated depreciation (amounts related to VIEs of $(1,538,940) and $(1,501,483) at March 31, 2024 and December 31, 2023, respectively)		(1,538,940)	(1,501,483)
Cash and cash equivalents (amounts related to VIEs of $298,548 and $245,317 at March 31, 2024 and December 31, 2023, respectively)		298,548	245,317
Cash held in escrows (amounts related to VIEs of $4,839 and $22,160 at March 31, 2024 and December 31, 2023, respectively)		4,839	22,160
Tenant and other receivables, net (amounts related to VIEs of $27,792 and $27,987 at March 31, 2024 and December 31, 2023, respectively)		27,792	27,987
Accrued rental income, net (amounts related to VIEs of $409,628 and $401,159 at March 31, 2024 and December 31, 2023, respectively)		409,628	401,159
Deferred charges, net (amounts related to VIEs of $194,489 and $175,383 at March 31, 2024 and December 31, 2023, respectively)		194,489	175,383
Prepaid expenses and other assets (amounts related to VIEs of $45,672 and $11,824 at March 31, 2024 and December 31, 2023, respectively)		45,672	11,824
Mortgage notes payable, net (amounts related to VIEs of $3,278,396 and $3,277,185 at March 31, 2024 and December 31, 2023, respectively)		3,278,396	3,277,185
Lease liabilities - finance leases (amounts related to VIEs of $20,831 and $20,794 at March 31, 2024 and December 31, 2023, respectively)		20,831	20,794
Lease liabilities - operating leases (amounts related to VIEs of $148,706 and $145,826 at March 31, 2024 and December 31, 2023, respectively)		148,706	145,826
Accounts payable and accrued expenses (amounts related to VIEs of $112,385 and $59,667 at March 31, 2024 and December 31, 2023, respectively)		112,385	59,667
Other liabilities (amounts related to VIEs of $105,786 and $115,275 at March 31, 2024 and December 31, 2023, respectively)		105,786	115,275
Variable Interest Entity, Primary Beneficiary [Member] | Boston Properties Limited Partnership
Real estate, at cost (amounts related to variable interest entities (“VIEs”) of $7,376,175 and $7,054,075 at March 31, 2024 and December 31, 2023, respectively)		7,376,175	7,054,075
Right of use assets - finance leases (amounts related to VIEs of $21,000 and $21,000 at March 31, 2024 and December 31, 2023, respectively)		21,000	21,000
Right of use assets - operating leases (amounts related to VIEs of $154,217 and $158,885 at March 31, 2024 and December 31, 2023, respectively)		154,217	158,885
Less: accumulated depreciation (amounts related to VIEs of $(1,538,940) and $(1,501,483) at March 31, 2024 and December 31, 2023, respectively)		(1,538,940)	(1,501,483)
Cash and cash equivalents (amounts related to VIEs of $298,548 and $245,317 at March 31, 2024 and December 31, 2023, respectively)		298,548	245,317
Cash held in escrows (amounts related to VIEs of $4,839 and $22,160 at March 31, 2024 and December 31, 2023, respectively)		4,839	22,160
Tenant and other receivables, net (amounts related to VIEs of $27,792 and $27,987 at March 31, 2024 and December 31, 2023, respectively)		27,792	27,987
Accrued rental income, net (amounts related to VIEs of $409,628 and $401,159 at March 31, 2024 and December 31, 2023, respectively)		409,628	401,159
Deferred charges, net (amounts related to VIEs of $194,489 and $175,383 at March 31, 2024 and December 31, 2023, respectively)		194,489	175,383
Prepaid expenses and other assets (amounts related to VIEs of $45,672 and $11,824 at March 31, 2024 and December 31, 2023, respectively)		45,672	11,824
Mortgage notes payable, net (amounts related to VIEs of $3,278,396 and $3,277,185 at March 31, 2024 and December 31, 2023, respectively)		3,278,396	3,277,185
Lease liabilities - finance leases (amounts related to VIEs of $20,831 and $20,794 at March 31, 2024 and December 31, 2023, respectively)		20,831	20,794
Lease liabilities - operating leases (amounts related to VIEs of $148,706 and $145,826 at March 31, 2024 and December 31, 2023, respectively)		148,706	145,826
Accounts payable and accrued expenses (amounts related to VIEs of $112,385 and $59,667 at March 31, 2024 and December 31, 2023, respectively)		112,385	59,667
Other liabilities (amounts related to VIEs of $105,786 and $115,275 at March 31, 2024 and December 31, 2023, respectively)		$ 105,786	$ 115,275

[1] See Note 4.