Quarterly Results of Operations (Unaudited)

12 Months Ended

Dec. 31, 2011

Quarterly Results of Operations (Unaudited) [Abstract]

Quarterly Results of Operations (Unaudited)

25.       Quarterly Results of Operations (Unaudited)

The following is a summary of quarterly results of operations for each of the fiscal quarters in 2011 and 2010 (in thousands, except per share amounts):

	For the Quarters Ended
	March 31, 2011			June 30, 2011			September 30, 2011			December 31, 2011
Revenues	$	586,920		$	583,299		$	615,728		$	671,971
Income from operations(1)		12,000			28,863			29,505			19,812
Loss before income taxes		(23,459	)		(21,231	)		(6,523	)		(14,622	)
Net loss		(12,305	)		(33,959	)		(7,036	)		(14,875	)
Weighted average basic and diluted loss per share	$	(0.10	)	$	(0.28	)	$	(0.06	)	$	(0.12	)
Weighted average shares used in computing basic and diluted loss per share		120,792			121,280			121,616			120,951

	For the Quarters Ended
	March 31, 2010			June 30, 2010			September 30, 2010			December 31, 2010
Revenues	$	561,004		$	565,518		$	575,789		$	578,224
Income from operations(1)		15,838			23,744			8,640			17,772
Loss before income taxes		(21,673	)		(14,886	)		(28,734	)		(15,040	)
Net loss		(14,295	)		(9,557	)		(16,913	)		(8,136	)
Weighted average basic and diluted loss per share	$	(0.12	)	$	(0.08	)	$	(0.14	)	$	(0.07	)
Weighted average shares used in computing basic and diluted loss per share		119,315			119,721			120,404			120,580

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(1) Fourth quarter 2011 and 2010 results include non-cash impairment charges of $2.0 million and $13.1 million, respectively. First quarter 2011 results include non-cash impairment charges of $14.8 million.