Senior Unsecured Notes and Secured Debt (Tables)

9 Months Ended

Sep. 30, 2013

Senior Unsecured Notes And Secured Debt (Tables) [Abstract]

Principal payments due on debt obligations

	Senior		Secured
	Unsecured Notes(1,2)		Debt (1,3)		Totals
2013	$	300,000	$	75,866	$	375,866
2014		0		326,307		326,307
2015(4)		493,072		403,268		896,340
2016		1,200,000		384,127		1,584,127
2017		450,000		341,845		791,845
Thereafter		3,975,118		1,534,510		5,509,628
Totals	$	6,418,190	$	3,065,923	$	9,484,113
(1) Amounts represent principal amounts due and do not include unamortized premiums/discounts or other fair value adjustments as reflected on the balance sheet.
(2) Annual interest rates range from 2.25% to 6.5%, excluding the Canadian denominated unsecured term loan discussed in footnote 4 and the $500,000,000 unsecured term loan discussed below.
(3) Annual interest rates range from 1.0% to 9.1%. Carrying value of the properties securing the debt totaled $6,336,955,000 at September 30, 2013.
(4) On July 30, 2012, we completed funding on a $250,000,000 Canadian denominated unsecured term loan (approximately $243,072,000 USD at exchange rates on September 30, 2013). The loan matures July 27, 2015 (with an option to extend for an additional year at our discretion) and bears interest at the Canadian Dealer Offered Rate plus 145 basis points (2.67% at September 30, 2013).

Summary of senior unsecured note activity excluding the Canadian denominated unsecured term loan

	Nine Months Ended
	September 30, 2013			September 30, 2012
			Weighted Avg.			Weighted Avg.
	Amount		Interest Rate	Amount		Interest Rate
Beginning balance	$	5,894,403	4.675%	$	4,464,927	5.133%
Debt issued		500,000	1.552%		600,000	4.125%
Debt extinguished		-	0.000%		(76,853)	8.000%
Debt redeemed		(219,285)	3.000%		(293,671)	4.750%
Ending balance	$	6,175,118	4.480%	$	4,694,403	5.030%

Secured debt principal activity

	Nine Months Ended
		September 30, 2013		September 30, 2012
			Weighted Avg.			Weighted Avg.
	Amount		Interest Rate	Amount		Interest Rate
Beginning balance	$	2,311,586	5.14%	$	2,108,373	5.34%
Debt issued		85,140	5.05%		145,713	4.13%
Debt assumed		1,241,898	4.11%		311,653	5.71%
Debt extinguished		(535,367)	3.52%		(237,259)	4.29%
Principal payments		(40,006)	5.27%		(28,247)	5.35%
Foreign currency		2,672	4.04%		288	5.62%
Ending balance	$	3,065,923	5.08%	$	2,300,521	5.42%