Stock Based Compensation	9 Months Ended
Stock Based Compensation	Sep. 30, 2016
Stock Based Compensation [Abstract]
Stock Based Compensation	7. Stock Based Compensation During the nine months ended September 30, 2016, the Company issued 575,045 restricted stock units at a weighted average grant-date fair value of $13.37 per share. As of September 30, 2016, the Company had 1,799,440 restricted stock units outstanding at a weighted average grant-date fair value of $8.97 per share. As of September 30, 2016, $9.7 million of total restricted stock unit compensation expense related to unvested awards had not been recognized and is expected to be recognized over a weighted average period of approximately 1.7 years. During the nine months ended September 30, 2016, no shares of common stock subject to vesting requirements were issued. As of September 30, 2016, the Company had 505,060 shares of common stock subject to vesting requirements outstanding at a weighted average grant-date fair value of $10.95 per share. As of September 30, 2016, $3.1 million of compensation expense related to common stock subject to vesting requirements had not been recognized and is expected to be recognized over a weighted average period of approximately 1.8 years.

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.