STOCKHOLDERS' EQUITY AND EARNINGS PER SHARE - Antidilutive Securities Excluded (Details) - shares	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from earnings per share (in shares)	16,674,336	14,447,857
Options to purchase common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from earnings per share (in shares)	1,152,361	1,085,497
Restricted stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from earnings per share (in shares)	494,034	209,419
Warrants to purchase common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from earnings per share (in shares)	2,600,000	2,600,000
Convertible preferred stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Antidilutive securities excluded from earnings per share (in shares)	12,427,941	10,552,941