Annual report pursuant to Section 13 and 15(d)

Employee Benefits and Share-Based Compensation - Fair value assumptions of RSUs (Details 3)

v3.8.0.1
Employee Benefits and Share-Based Compensation - Fair value assumptions of RSUs (Details 3) - Restricted Share Units ("RSUs")
12 Months Ended
Dec. 31, 2015
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Dividend yield 0.00%
Expected share price volatility 30.00%
Risk-free interest rate 1.34%
Expected term Mid-point from vesting to assumed awards expiration