STOCKHOLDERS' EQUITY - Schedule of Share Repurchase Activities (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Equity, Class of Treasury Stock [Line Items]
Value of shares repurchased	$ 100.0
Common Stock
Equity, Class of Treasury Stock [Line Items]
Shares repurchased (in shares)	0.2
Common Stock | Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Shares repurchased (in shares)	0.2	0.0
Average price per share (in dollars per share)	$ 521.83	$ 0
Value of shares repurchased	$ 100.0	$ 0.0