The Company and Summary of Significant Accounting Policies Narrative (Details) (USD $) In Millions, except Share data, unless otherwise specified	6 Months Ended	0 Months Ended		6 Months Ended
	Jun. 30, 2012 solution	Apr. 04, 2012 IPO	Apr. 02, 2012 IPO	Jun. 30, 2012 Minimum	Jun. 30, 2012 Maximum
Sale of Stock [Line Items]
Number of Solutions	3
Shares sold at initial public offering		5,000,000
Shares sold at initial public offering by certain stockholders		1,727,000
Shares for the underwriters' over-allotment option		877,500
Share Price			$ 16.00
Aggregate gross offering proceeds to Company		$ 80.0
Aggregate gross offering proceeds to seling stockholders		$ 27.6
Professional service revenue recognition period				P2W	P12W
Maintenance services revenue recognition period	1 year