Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2012

Commitments and Contingencies [Abstract]

Annual future minimum payments under operating leases

	Data Centers		Office Leases		Total
Fiscal Period:
Remaining three months ended December 31, 2012	$	2,982	$	916	$	3,898
2013		8,174		5,395		13,569
2014		5,314		5,162		10,476
2015		546		4,837		5,383
2016		—		5,044		5,044
Thereafter		—		18,392		18,392
Total minimum lease payments	$	17,016	$	39,746	$	56,762