v2.4.0.8
Summary of Significant Accounting Policies (Details) (Subsequent event, USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended
Apr. 02, 2014
Subsequent event
 
Initial Public Offering and Unaudited Pro Forma Presentation  
Common stock sold and issued in initial public offering (IPO) (in shares) 8,626,377
Issuance price (in dollars per share) $ 13.00
Net proceeds from IPO, after deducting underwriting discounts and commissions and other offering expenses $ 100.4
Underwriting discounts and commissions 7.8
Offering expenses 3.9
Redeemable convertible preferred stock converted into shares of common stock 23,501,208
Preferred stock warrant liability $ 0.8