STOCK BASED COMPENSATION - Awards Outstanding (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2017 shares	Jun. 30, 2017 shares
Number of Options Outstanding and Exercisable
Options exercised (in shares)	(120,000)
Stock options
Number of Options Outstanding and Exercisable
Options granted (in shares)	10,000	165,000
Restricted Stock Units
Number of RSUs Outstanding
Beginning balance, non vested (in shares)		185,260
Shares granted (in shares)	0	200,000
Shares vested (in shares)		(67,949)
Shares forfeited (in shares)		0
Shares expired (in shares)		0
Ending balance, non vested (in shares)	317,311	317,311
2013 and 2014 Plans | Stock options
Number of Options Outstanding and Exercisable
Beginning balance, outstanding (in shares)		1,607,347
Options granted (in shares)		165,000
Options exercised (in shares)		(120,000)
Options forfeited (in shares)		0
Options expired (in shares)		0
Ending balance, outstanding (in shares)	1,652,347	1,652,347
Exercisable (in shares)	1,246,563	1,246,563