STOCKHOLDERS EQUITY - Common Stock (Details) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	12 Months Ended
	Dec. 17, 2020	May 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2022	Sep. 02, 2022	Sep. 05, 2019
Common stock, shares authorized			175,000,000		175,000,000
Common stock, par value (in dollars per share)			$ 0.001		$ 0.001
2020 ATM [Member]
Percent of commission rate							3.00%
Shares sold				8,528,286
Net proceeds from offering				$ 184.2
Gross proceeds from offering				$ 187.5
Share price in offering				$ 21.99
2021 ATM [Member]
Percent of commission rate						3.00%
Shares sold			72,000	804,100
Net proceeds from offering			$ 2.4	$ 33.3
Gross proceeds from offering			$ 2.5	$ 33.9
Share Price			$ 34.25	$ 42.18
Underwritten Public Offering [Member]
Shares issued	6,320,000	8,500,000
Net proceeds from offering	$ 297.2	$ 165.1
Share Price	$ 43.50	$ 18
Payments Of Underwriting Discounts And Offering Expenses	$ 19.0	$ 10.8
Over-Allotment Option [Member]
Shares issued	948,000	1,275,000
Period Of Underwriter Overallotment Option	30 days