Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenue
Base rent	$ 455,018	$ 373,046
Recoveries from tenants	81,934	64,319
Parking and other	24,333	23,437
Total rental revenue	561,285	460,802
Hotel revenue	8,193	8,291
Development and management services	5,216	8,733
Total revenue	574,694	477,826
Expenses
Rental	206,388	169,062
Hotel	6,797	7,044
General and administrative	29,905	45,516
Transaction costs	437	443
Impairment loss	0	8,306
Depreciation and amortization	154,270	119,453
Total expenses	397,797	349,824
Operating income	176,897	128,002
Other income (expense)
Income from unconsolidated joint ventures	2,816	8,721
Interest and other income	1,311	1,471
Gains from investments in securities	286	735
Interest expense	(113,554)	(100,433)
Income from continuing operations	67,756	38,496
Discontinued operations
Income from discontinued operations	0	2,494
Gain on forgiveness of debt from discontinued operations	0	20,182
Impairment loss from discontinued operations	0	(3,241)
Net income	67,756	57,931
Net income attributable to noncontrolling interests
Noncontrolling interests in property partnerships	(4,354)	(2,574)
Noncontrolling interest - redeemable preferred units of the Operating Partnership	(619)	(1,180)
Noncontrolling interest - common units of the Operating Partnership	(6,160)	(4,111)
Noncontrolling interest in discontinued operations - common units of the Operating Partnership	0	(2,066)
Net income attributable to Boston Properties, Inc.	56,623	48,000
Preferred dividends	(2,589)	(146)
Net income attributable to Boston Properties, Inc. common shareholders	$ 54,034	$ 47,854
Basic earnings per common share attributable to Boston Properties, Inc.:
Income from continuing operations (in dollars per share)	$ 0.35	$ 0.20
Discontinued operations (in dollars per share)	$ 0.00	$ 0.12
Net income (in dollars per share)	$ 0.35	$ 0.32
Weighted average number of common shares outstanding (in shares)	153,030	151,646
Diluted earnings per common share attributable to Boston Properties, Inc.:
Income from continuing operations (in dollars per share)	$ 0.35	$ 0.20
Discontinued operations (in dollars per share)	$ 0.00	$ 0.11
Diluted Earnings: Net income, Per Share Amount (in dollars per share)	$ 0.35	$ 0.31
Weighted average number of common and common equivalent shares outstanding (in shares)	153,169	151,952