Stock-Based Compensation - Restricted Stock (Details) - Restricted Stock - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vested in period, fair value	$ 750
Number of Shares (in shares):
Outstanding at beginning of period (in shares)	54,350
Granted (in shares)	600,025
Forfeited (in shares)	0
Vested (in shares)	(54,350)
Outstanding at end of period (in shares)	600,025	54,350
Weighted-Average Grant Date Fair Value (in dollars per share)
Outstanding at beginning of period, weighted average grant date fair value (in dollars per share)	$ 13.80
Grants in period, weighted average grant date fair value (in dollars per share)	13.38
Forfeitures, weighted average grant date fair value (in dollars per share)	0.00
Vested, weight average grant date fair value (in dollars per share)	13.80
Outstanding at end of period, weighted average grant date fair value (in dollars per share)	$ 13.38	$ 13.80
Aggregate intrinsic value	$ 10,542	$ 728
Unrecognized compensation expense	$ 5,300
Unrecognized compensation expense, period for recognition	1 year 11 months 23 days
Executive Officers
Weighted-Average Grant Date Fair Value (in dollars per share)
Award vesting period	3 years
Non-employee Members, Board of Directors
Weighted-Average Grant Date Fair Value (in dollars per share)
Award vesting period	1 year