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RESTRUCTURING, IMPAIRMENT AND OTHER COSTS (Details) - USD ($) $ in Millions			9 Months Ended
	Mar. 07, 2019	Mar. 26, 2018	Sep. 30, 2019
Hugo Separation Agreement \| Employee Severance
Restructuring Cost and Reserve
Term for base salary continuation	12 months
Severance costs			$ 0.3
Hugo Separation Agreement \| Restricted stock \| Employee Severance
Restructuring Cost and Reserve
Continued vesting of shares of restricted stock (in shares)	1,934
Craig Separation Agreement \| Employee Severance
Restructuring Cost and Reserve
Restructuring charges			$ 0.7
Term for base salary continuation			12 months
Craig Separation Agreement \| Time-vested restricted stock \| Employee Severance
Restructuring Cost and Reserve
Accelerated vesting, number (in shares)		5,488
Craig Separation Agreement \| Performance-vested restricted stock
Restructuring Cost and Reserve
Accelerated vesting, number (in shares)		5,488