Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Statement of Comprehensive Income [Abstract]
Net income	$ 174,590		$ 67,566		$ 748,124		$ 263,238
Other comprehensive income:
Amortization of interest rate contracts	629	[1]	670	[1]	1,884	[1]	1,967	[1]
Other Comprehensive Income	629		670		1,884		1,967
Comprehensive income	175,219		68,236		750,008		265,205
Comprehensive income attributable to noncontrolling interests	(450)		(1,332)		(7,872)		(3,901)
Comprehensive income attributable to Boston Properties Limited Partnership	$ 174,769		$ 66,904		$ 742,136		$ 261,304

[1] Amounts reclassified from comprehensive income primarily to interest expense within the Company's Consolidated Statements of Operations.