Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenue
Base rent	$ 493,386	$ 486,609	$ 1,029,514	$ 977,291
Recoveries from tenants	85,706	86,795	175,292	175,388
Parking and other	26,113	26,552	50,938	51,340
Total rental revenue	605,205	599,956	1,255,744	1,204,019
Hotel revenue	12,808	13,403	21,565	22,488
Development and management services	5,533	4,862	12,222	10,190
Total revenue	623,546	618,221	1,289,531	1,236,697
Expenses
Rental	217,938	214,464	437,110	435,814
Hotel	7,978	8,495	15,612	16,071
General and administrative	25,418	22,284	54,771	51,075
Transaction costs	913	208	938	535
Depreciation and amortization	153,175	167,844	312,623	322,067
Total expenses	405,422	413,295	821,054	825,562
Operating income	218,124	204,926	468,477	411,135
Other income (expense)
Income from unconsolidated joint ventures	2,234	3,078	4,025	17,912
Interest and other income	1,524	1,293	3,029	2,700
Gains (losses) from investments in securities	478	(24)	737	369
Interest expense	(105,003)	(108,534)	(210,312)	(217,291)
Income before gains on sales of real estate	117,357	100,739	265,956	214,825
Gains on sales of real estate	0	0	67,623	95,084
Net income	117,357	100,739	333,579	309,909
Net income attributable to noncontrolling interests
Noncontrolling interests in property partnerships	(6,814)	(9,264)	(17,278)	(24,472)
Noncontrolling interest—redeemable preferred units	0	(3)	0	(6)
Noncontrolling interest—common units of the Operating Partnership	(11,357)	(9,394)	(32,771)	(29,530)
Net income attributable to the Company	99,186	82,078	283,530	255,901
Preferred dividends / distributions	(2,589)	(2,618)	(5,207)	(5,207)
Net income attributable to the Company's common shareholders / unitholders	$ 96,597	$ 79,460	$ 278,323	$ 250,694
Basic earnings per common share / unit attributable to the Company's common shareholders / unitholders
Net income (in dollars per share / unit)	$ 0.63	$ 0.52	$ 1.81	$ 1.63
Weighted average number of common shares / units outstanding	153,662	153,450	153,644	153,341
Diluted earnings per common share / unit attributable to the Company's common shareholders / unitholders
Diluted Earnings: Net income, Per Share Amount (in dollars per share / unit)	$ 0.63	$ 0.52	$ 1.81	$ 1.63
Weighted average number of common and common equivalent shares / units outstanding (in shares / units)	153,860	153,815	153,889	153,845
Dividends / Distributions, Per Share / Unit, Declared	$ 0.65	$ 0.65	$ 1.30	$ 1.30
Boston Properties Limited Partnership
Revenue
Base rent	$ 493,386	$ 486,609	$ 1,029,514	$ 977,291
Recoveries from tenants	85,706	86,795	175,292	175,388
Parking and other	26,113	26,552	50,938	51,340
Total rental revenue	605,205	599,956	1,255,744	1,204,019
Hotel revenue	12,808	13,403	21,565	22,488
Development and management services	5,533	4,862	12,222	10,190
Total revenue	623,546	618,221	1,289,531	1,236,697
Expenses
Rental	217,938	214,464	437,110	435,814
Hotel	7,978	8,495	15,612	16,071
General and administrative	25,418	22,284	54,771	51,075
Transaction costs	913	208	938	535
Depreciation and amortization	151,191	165,846	308,652	318,070
Total expenses	403,438	411,297	817,083	821,565
Operating income	220,108	206,924	472,448	415,132
Other income (expense)
Income from unconsolidated joint ventures	2,234	3,078	4,025	17,912
Interest and other income	1,524	1,293	3,029	2,700
Gains (losses) from investments in securities	478	(24)	737	369
Interest expense	(105,003)	(108,534)	(210,312)	(217,291)
Income before gains on sales of real estate	119,341	102,737	269,927	218,822
Gains on sales of real estate	0	0	69,792	95,084
Net income	119,341	102,737	339,719	313,906
Net income attributable to noncontrolling interests
Noncontrolling interests in property partnerships	(6,814)	(9,264)	(17,278)	(24,472)
Noncontrolling interest—redeemable preferred units	0	(3)	0	(6)
Net income attributable to the Company	112,527	93,470	322,441	289,428
Preferred dividends / distributions	(2,589)	(2,618)	(5,207)	(5,207)
Net income attributable to the Company's common shareholders / unitholders	$ 109,938	$ 90,852	$ 317,234	$ 284,221
Basic earnings per common share / unit attributable to the Company's common shareholders / unitholders
Net income (in dollars per share / unit)	$ 0.64	$ 0.53	$ 1.85	$ 1.66
Weighted average number of common shares / units outstanding	171,370	171,146	171,339	171,116
Diluted earnings per common share / unit attributable to the Company's common shareholders / unitholders
Diluted Earnings: Net income, Per Share Amount (in dollars per share / unit)	$ 0.64	$ 0.53	$ 1.85	$ 1.66
Weighted average number of common and common equivalent shares / units outstanding (in shares / units)	171,568	171,511	171,584	171,620
Dividends / Distributions, Per Share / Unit, Declared	$ 0.65	$ 0.65	$ 1.30	$ 1.30