SUMMARY OF SIGNIFICANT EVENTS AND ACCOUNTING POLICIES - 401 (k) Plan (Details) - USD ($) $ in Millions	1 Months Ended	2 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended
	Oct. 31, 2019	Dec. 31, 2019	Dec. 31, 2019	Oct. 01, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
401(k) Plan
Eligibility age for employees to participate in the plan					18 years
Company's matching contributions			$ 0.2	$ 1.1		$ 1.5	$ 2.2
Company's matching contributions dollar-for-dollar on employee's pre-tax earnings (as a percent)	10.00%	10.00%		10.00%		10.00%	10.00%