Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2012

Summary of Significant Accounting Policies

Schedule of revised estimated useful lives of capital assets

Category	Useful Life
Software	3 - 4 years
Computer equipment	4 years
Furniture and fixtures	5 years
Network equipment	5 years
Machinery and equipment	7 years

Schedule of components of accumulated other comprehensive loss, net of tax

	Unrealized Gain (Loss) on Foreign Currency Derivatives			Unrealized Gain (Loss) on Available for Sale Securities			Foreign Currency Translation			Interest Rate Swaps			Total Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2009	$	—		$	—		$	(61	)	$	(1,362	)	$	(1,423	)
Change during 2010		—			—			36			1,362			1,398
Balance at December 31, 2010		—			—			(25	)		—			(25	)
Change during 2011		(284	)		275			(3,747	)		—			(3,756	)
Balance at December 31, 2011		(284	)		275			(3,772	)		—			(3,781	)
Change during 2012		657			(279	)		1,748			—			2,126
Balance at December 31, 2012	$	373		$	(4	)	$	(2,024	)	$	—		$	(1,655	)

Schedule of components of deferred revenue

 Deferred revenue consists of the following (in thousands):

	December 31,
	2012		2011
Deferred subscription and membership fees	$	1,400	$	1,373
Progress billings not yet recognized as revenue		227		1,101
Total	$	1,627	$	2,474

Schedule of acquisition and integration expenses

A summary of our acquisition and integration expenses is as follows (in thousands):

Description	2012		2011		2010
Investment banking fees	$	—	$	8,761	$	—
Legal, accounting and due diligence fees		750		4,085		269
Severance		4,510		1,094		—
Integration costs		1,655		526		—
Corporate strategic alternatives		1,398		—		—
Other		200		653		—
Total	$	8,513	$	15,119	$	269

Schedule of rollforward of exit costs

Below is a rollforward of exit costs from December 31, 2009 to December 31, 2012 (in millions):

Category	Balance at December 31, 2009		New Charges		Plus Interest Accretion and/or Less Cash Payments			Balance at December 31, 2010		New Charges		Plus Interest Accretion and/or Less Cash Payments			Balance at December 31, 2011		New Charges		Plus Interest Accretion and/or Less Cash Payments			Balance at December 31, 2012
Employee severance	$	0.1	$	—	$	(0.1	)	$	—	$	1.1	$	(0.3	)	$	0.8	$	4.5	$	(5.0	)	$	0.3
Office closures		2.6		—		(1.0	)		1.6		—		(0.3	)		1.3		—		(0.9	)		0.4
Unfavorable contract		0.5		—		—			0.5		—		(0.1	)		0.4		—		0.1			0.5
Total	$	3.2	$	—	$	(1.1	)	$	2.1	$	1.1	$	(0.7	)	$	2.5	$	4.5	$	(5.8	)	$	1.2

Schedule of reclassification of share-based compensation expense

Below are the financial statement line items where share-based compensation has been included for the years ended December 31, 2012, 2011 and 2010 (in thousands):

			2011
	2012		As Reported		As Adjusted		2010
Cost of revenues	$	1,902	$	—	$	1,744	$	—
Sales and marketing		3,443		—		2,130		—
Research and development		1,696		—		1,324		—
General and administrative		10,429		12,430		7,232		4,805
Total	$	17,470	$	12,430	$	12,430	$	4,805