Debt (Tables)

9 Months Ended

Sep. 30, 2014

Our debt consists of the following (in thousands):



	September 30, 2014		December 31, 2013
Debt payable to 2038 at 2.6% to 8.6%	$	1,697,015	$	2,205,104
Unsecured notes payable under credit facilities	216,000		—
Debt service guaranty liability	73,740		73,740
Obligations under capital leases	21,000		21,000
Total	$	2,007,755	$	2,299,844

Grouping Of Debt Between Fixed And Variable As Well As Secured And Unsecured

The grouping of total debt between fixed and variable-rate as well as between secured and unsecured is summarized below (in thousands):



	September 30, 2014		December 31, 2013
As to interest rate (including the effects of interest rate contracts):
Fixed-rate debt	$	1,676,607	$	2,136,265
Variable-rate debt	331,148		163,579
Total	$	2,007,755	$	2,299,844
As to collateralization:
Unsecured debt	$	1,371,931	$	1,572,057
Secured debt	635,824		727,787
Total	$	2,007,755	$	2,299,844

Schedule Of Credit Facilities

The following table discloses certain information regarding our unsecured notes payable under our credit facilities (in thousands, except percentages):



	September 30, 2014			December 31, 2013
Unsecured revolving credit facility:
Balance outstanding	$	200,000		$	—
Available balance	296,946			497,821
Letters of credit outstanding under facility	3,054			2,179
Variable interest rate (excluding facility fee)	0.7		%	—		%
Unsecured and uncommitted overnight facility:
Balance outstanding	$	16,000		$	—
Variable interest rate	1.3		%	—		%
Both facilities:
Maximum balance outstanding during the period	$	270,000		$	265,500
Weighted average balance	141,393			61,642
Year-to-date weighted average interest rate (excluding facility fee)	0.8		%	1.0		%

Principal Payments Of Debt

Scheduled principal payments on our debt (excluding $216.0 million due under our credit facilities, $21.0 million of certain capital leases, $4.0 million fair value of interest rate contracts, $(3.1) million net premium/(discount) on debt, $4.5 million of non-cash debt-related items, and $73.7 million debt service guaranty liability) are due during the following years (in thousands):



2014 remaining	$	4,417
2015	239,702
2016	249,954
2017	145,357
2018	59,945
2019	53,556
2020	34,990
2021	1,883
2022	304,397
2023	301,494
Thereafter	295,897
Total	$	1,691,592