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Stock-Based Compensation - Restricted Stock Units (Details) - Omnibus Plan - Restricted stock units
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2016
USD ($)
$ / shares
shares
Number of Restricted Stock Units  
Granted (in shares) | shares 232,912
Restricted stock units outstanding at the end of the period (in shares) | shares 232,912
Weighted Average Grant Date Fair Value  
Granted (in dollars per share) | $ / shares $ 7.91
Restricted stock units outstanding at the end of the period (in dollars per shares) | $ / shares $ 7.91
Vesting period 1 year
Compensation expense | $ $ 422
Unrecognized compensation expense | $ $ 4,405
Period over which compensation expense expected to recognize 2 years 1 month 6 days