REVENUE - Contract balances (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue from Contract with Customer [Abstract]
Contract assets	$ 981.6	$ 966.0
Contract (liabilities)	(1,156.4)	(1,012.9)
Net contract (liabilities)	(174.8)	(46.9)
Contract assets, increase (decrease)	$ 15.6
Contract with customer, asset, net, current, increase (decrease), (in percent)	1.60%
Contract (liabilities), (increase) decrease	$ (143.5)
Contract with customer liability, current, increase (decrease), (in percent)	(14.20%)
Net contract assets (liabilities), increase (decrease)	$ (127.9)
Contract assets (liabilities), current, net, increase (decrease), (in percent)	(272.70%)
Contract with customer, liability, revenue recognized		607.4	$ 305.3
Contract with customer, performance obligation satisfied in previous period	$ 160.8	$ 25.9