Unaudited Selected Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2011

Dec. 31, 2010


	Fiscal Quarters Ended
	March 31,			June 30,			September 30,			December 31,
	2011			2011			2011			2011
Total revenues	$	232,952		$	224,188		$	215,357		$	253,641
Gross margin		109,652			99,026			85,104			92,962
Total operating expenses		248,215			81,219			45,372			62,656
Operating (loss) income		(138,563	)		17,807			39,732			30,431
(Loss) income from continuing operations	$	(108,844	)	$	9,180		$	22,055		$	31,309
(Loss) income from discontinued operations		(127	)		(127	)		(127	)		20,536
Net (loss) income	$	(108,971	)	$	9,053		$	21,928		$	51,845
Net (loss) income per common share
Basic:
(Loss) income for continuing operations	$	(3.07	)	$	0.26		$	0.61		$	0.87
(Loss) income from discontinued operations		(0.00	)		(0.01	)		(0.00	)		0.57
Net (loss) income	$	(3.07	)	$	0.25		$	0.61		$	1.44
Diluted:
(Loss) income for continuing operations	$	(3.07	)	$	0.25		$	0.60		$	0.85
(Loss) income from discontinued operations		(0.00	)		(0.00	)		(0.00	)		0.56
Net (loss) income	$	(3.07	)	$	0.25		$	0.60		$	1.41


	Fiscal Quarters Ended
	March 31,			June 30,		September 30,			December 31,
	2010			2010		2010			2010
Total revenues	$	291,932		$	255,474	$	234,440		$	227,028
Gross margin		83,510			91,459		103,294			95,268
Total operating expenses		45,949			67,457		62,759			70,470
Operating income		43,336			24,148		40,614			24,823
Income from continuing operations	$	26,426		$	18,035	$	30,661		$	17,630
(Loss) income from discontinued operations		(128	)		360		(127	)		(126	)
Net income	$	26,298		$	18,395	$	30,534		$	17,504
Net income per common share
Basic:
Income for continuing operations	$	0.78		$	0.53	$	0.89		$	0.50
(Loss) income from discontinued operations		(0.00	)		0.01		(0.00	)		(0.00	)
Net income	$	0.78		$	0.54	$	0.89		$	0.50
Diluted:
Income for continuing operations	$	0.75		$	0.51	$	0.86		$	0.48
(Loss) income from discontinued operations		(0.00	)		0.01		(0.00	)		(0.00	)
Net income	$	0.75		$	0.52	$	0.86		$	0.48