Property and Equipment

12 Months Ended

Dec. 31, 2012

4.	PROPERTY AND EQUIPMENT

Property and equipment, at cost, in thousands, consisted of the following as of:


	December 31,
	2012		2011
Land and improvements	$	8,209	$	8,209
Buildings		103,869		101,972
Telephone and computer equipment		881,886		808,047
Office furniture and equipment		67,377		64,963
Leasehold improvements		106,021		107,906
Construction in progress		42,511		41,973

	$	1,209,873	$	1,133,070

We lease certain land, buildings and equipment under operating leases which expire at varying dates through April 2022. Rent expense on operating leases was approximately $49.5 million, $42.5 million and $44.8 million for the years ended December 31, 2012, 2011 and 2010, respectively, exclusive of related-party lease expense. On all real estate leases, we pay real estate taxes, insurance and maintenance associated with the leased sites. Certain of the leases offer extension options ranging from month-to-month to five years.

Future minimum payments under non-cancelable operating leases with initial or remaining terms of one year or more, in thousands, are as follows:


Year Ending December 31,	Non- Related Party Operating Leases		Related Party Operating Lease		Total Operating Leases
2013	$	35,158	$	365	$	35,523
2014		28,249		365		28,614
2015		18,829		365		19,194
2016		11,181		365		11,546
2017		9,731		305		10,036
2018 and thereafter		23,379		—		23,379

Total minimum obligations	$	126,527	$	1,765	$	128,292

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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