Stock-Based Compensation - Summary of Stock Options Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 16, 2020	Dec. 31, 2019
Shares
Options outstanding, Beginning balance (in shares)	412,750
Granted (in shares)	55,000
Exercised (in shares)	0
Forfeited (in shares)	(46,500)
Options outstanding, Ending balance (in shares)	421,250	412,750
Options exercisable (in shares)	249,498
Options exercisable and expected to vest (in shares)	392,662
Weighted Average Exercise Price
Weighted Average Exercise Price, Options outstanding, Beginning balance (in dollars per share)	$ 11.71
Weighted Average Exercise Price, Granted (in dollars per share)	7.93
Weighted Average Exercise Price, Exercised (in dollars per share)	0
Weighted Average Exercise Price, Forfeited (in dollars per share)	11.70
Weighted Average Exercise Price, Options outstanding, Ending balance (in dollars per share)	11.22	$ 11.71
Weighted Average Exercise Price, Options exercisable (in dollars per share)	11.04
Weighted Average Exercise Price, Options exercisable and expected (in dollars per share)	$ 11.28
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted Average Remaining Contractual Term, Options outstanding (in years)	3 years 9 months 18 days	3 years 9 months 18 days
Weighted Average Remaining Contractual Term, Options exercisable (in years)	2 years 9 months 18 days
Weighted Average Remaining Contractual Term, Options exercisable and expected to vest (in years)	3 years 7 months 6 days
Aggregate Intrinsic Value, Options outstanding	$ 0	$ 0
Aggregate Intrinsic Value, Options exercisable	0
Aggregate Intrinsic Value, Options excersiable and expected to vest	$ 0