Stock Based Compensation - Restricted Stock Units (Details) - Omnibus Plan - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019
Weighted Average Grant Date Fair Value
Unrecognized compensation expense			$ 126
Period over which compensation expense expected to recognize	9 months 18 days
Restricted stock units
Number of Restricted Stock Units
Units outstanding at the beginning of the period (in shares)	68,649
Granted (in shares)	0	75,188
Vested (in shares)	(57,563)
Forfeited (in shares)	(3,739)
Units outstanding at the end of the period (in shares)	7,347	68,649
Weighted Average Grant Date Fair Value
Units outstanding at the beginning of the period (in dollars per shares)	$ 6.25
Vested (in dollars per share)	3.15
Forfeited (in dollars per share)	22.01
Units outstanding at the end of the period (in dollars per shares)	$ 22.49	$ 6.25
Vesting period	1 year
Compensation expense	$ 250	$ 961
Unvested restricted stock (in units)	7,347	68,649	7,347

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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