CAPITAL STOCK - Rights Plan (Details) - Series A Preferred Stock [Member]	12 Months Ended
	Dec. 31, 2019 $ / shares shares
Class of Warrant or Right [Line Items]
Exercise Conversion Rate | shares	0.0001
Exercise Price | $ / shares	$ 4.76
Percentage Of Common Stock Person Or Group Acquires To Make Rights Exercisable	4.90%
Rights Adoption Date	Dec. 21, 2015
Rights Expiration Date	Dec. 21, 2025