Nature of Business and Basis of Presentation (Tables)

6 Months Ended

Jun. 30, 2013

Accounting Changes and Error Corrections [Abstract]

Schedule of Error Corrections and Prior Period Adjustments [Table Text Block]

The effect of the revisions to the consolidated statements of operations for the three and six months ended June 30, 2012, is as follows (in thousands):



	Three Months Ended									Six Months Ended
	As Previously Reported			Adjustment			As Revised			As Previously Reported		Adjustment			As Revised
Cost of revenues	$	107,457		$	23,803		$	131,260		$	210,023	$	46,162		$	256,185
Research and development	17,542			—			17,542			35,022		—			35,022
Sales and marketing	75,882			(19,402		)	56,480			143,172		(37,697		)	105,475
General and administrative	57,997			(4,401		)	53,596			113,703		(8,465		)	105,238
Amortization of acquired intangible assets	5,463			—			5,463			10,230		—			10,230
Restructuring (benefit) charge	(46		)	—			(46		)	14		—			14
Total costs and operating expenses	$	264,295		$	—		$	264,295		$	512,164	$	—		$	512,164

- Definition

Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made.

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