Real Estate Facilities (Tables)

12 Months Ended

Dec. 31, 2015

Real Estate Facilities [Abstract]

Activity In Real Estate Facilities

			Buildings and		Accumulated
	Land		Improvements		Depreciation		Total
Balances at December 31, 2012	$	738,421	$	2,005,943	$	(811,045)	$	1,933,319
Acquisition of real estate facilities		39,667		76,943		—		116,610
Capital expenditures		—		60,228		—		60,228
Disposals		—		(15,391)		15,391		—
Depreciation and amortization		—		—		(108,917)		(108,917)
Transfer to properties sold		—		(1,466)		7,604		6,138
Transfer to land and building held for development		(5,927)		(10,270)		778		(15,419)
Balances at December 31, 2013		772,161		2,115,987		(896,189)		1,991,959
Acquisition of real estate facilities		21,408		24,890		—		46,298
Capital expenditures		—		54,462		—		54,462
Disposals		—		(10,587)		10,587		—
Depreciation and amortization		—		—		(110,357)		(110,357)
Transfer to properties sold		—		(1,759)		4,462		2,703
Balances at December 31, 2014		793,569		2,182,993		(991,497)		1,985,065
Capital expenditures		—		46,777		—		46,777
Disposals		—		(13,990)		13,990		—
Depreciation and amortization		—		—		(105,394)		(105,394)
Transfer to properties sold		—		(265)		298		33
Balances at December 31, 2015	$	793,569	$	2,215,515	$	(1,082,603)	$	1,926,481

Summary Of Real Estate Assets Acquired And Liabilities Assumed

	2014		2013
Land	$	21,408	$	39,667
Land held for development		—		990
Buildings and improvements		24,890		76,943
Above-market in-place lease value		—		403
Below-market in-place lease value		(666)		(2,428)
Total purchase price		45,632		115,575
Net operating assets acquired and liabilities assumed		(611)		(1,630)
Total cash paid	$	45,021	$	113,945