Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue
Base rent	$ 451,866	$ 366,795	$ 1,228,429	$ 1,087,787
Recoveries from tenants	80,839	59,855	213,647	168,858
Parking and other	25,246	22,647	72,625	67,846
Total rental revenue	557,951	449,297	1,514,701	1,324,491
Hotel revenue	10,652	9,359	30,061	26,224
Development and management services	5,479	8,024	22,072	25,733
Total revenue	574,082	466,680	1,566,834	1,376,448
Expenses
Rental	200,350	165,693	547,212	477,249
Hotel	6,580	6,886	20,959	19,601
General and administrative	24,841	21,617	94,673	72,208
Transaction costs	766	1,140	1,744	3,252
Impairment loss	0	0	4,401	0
Depreciation and amortization	152,156	108,609	402,892	323,680
Total expenses	384,693	303,945	1,071,881	895,990
Operating income	189,389	162,735	494,953	480,458
Other income (expense)
Income from unconsolidated joint ventures	14,736	9,217	72,240	42,129
Gains on Consolidation of Joint Ventures	1,810	0	(385,991)	0
Interest and other income	3,879	4,001	6,646	8,029
Gains (Losses) from investments in securities	956	587	1,872	1,202
Gains from early extinguishments of debt	(30)	(5,494)	122	(4,453)
Interest expense	(122,173)	(105,030)	(325,746)	(308,168)
Income from continuing operations	84,947	66,016	636,078	219,197
Discontinued operations
Income from discontinued operations	1,078	1,550	5,597	5,596
Gains on sale of real estate from discontinued operations	88,565	0	88,565	38,445
Gain on forgiveness of debt from discontinued operations	0	0	20,736	0
Impairment loss from discontinued operations	0	0	(2,852)	0
Net income	174,590	67,566	748,124	263,238
Net income attributable to noncontrolling interests
Noncontrolling interest in property partnerships	(3,279)	458	(924)	1,461
Noncontrolling interest-redeemable preferred units	(3,729)	(874)	(8,796)	(2,440)
Net income attributable to Boston Properties Limited Partnership	$ 174,140	$ 66,234	$ 740,252	$ 259,337
Basic earnings per common unit attributable to Boston Properties Limited Partnership
Income from continuing operations (in dollars per share)	$ 0.50	$ 0.38	$ 3.70	$ 1.29
Discontinued operations (in dollars per share)	$ 0.53	$ 0.01	$ 0.66	$ 0.26
Net income (in dollars per share)	$ 1.03	$ 0.39	$ 4.36	$ 1.55
Weighted average number of common units outstanding (in shares)	169,236	168,461	168,975	167,517
Diluted earnings per common unit attributable to Boston Properties Limited Partnership
Income from continuing operations (in dollars per share)	$ 0.50	$ 0.38	$ 3.69	$ 1.28
Discontinued operations (in dollars per share)	$ 0.52	$ 0.01	$ 0.66	$ 0.26
Diluted Earnings: Net income, Per Unit Amount (in dollars per share)	$ 1.02	$ 0.39	$ 4.35	$ 1.54
Weighted average number of common and common equivalent units outstanding (in shares)	169,521	169,643	169,356	168,172