STOCKHOLDERS' EQUITY - Awards Outstanding (Details) - shares	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Stock options
Number of Options Outstanding and Exercisable
Options granted (in shares)	155,000	7,500
Restricted Stock Units
Number of RSUs Outstanding
Beginning balance, non vested (in shares)	185,260
Shares granted (in shares)	200,000	0
Shares vested (in shares)	(36,488)
Shares forfeited (in shares)	0
Shares expired (in shares)	0
Ending balance, non vested (in shares)	348,772
2013 and 2014 Plans | Stock options
Number of Options Outstanding and Exercisable
Beginning balance, outstanding (in shares)	1,607,347
Options granted (in shares)	155,000
Options exercised (in shares)	0
Options forfeited (in shares)	0
Options expired (in shares)	0
Ending balance, outstanding (in shares)	1,762,347
Exercisable (in shares)	1,266,097