PREFERRED STOCK AND COMMON SHAREHOLDERS' EQUITY PREFERRED STOCK AND COMMON SHAREHOLDERS' EQUITY - Accumulated Other Comprehensive Earnings (Details) - USD ($)

3 Months Ended

9 Months Ended

Sep. 30, 2022

Sep. 30, 2021

Sep. 30, 2022

Sep. 30, 2021

Accumulated Other Comprehensive Income (Loss) [Line Items]

Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), before Tax

$ (4,000,000.0)

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The components of accumulated other comprehensive earnings (loss) are as follows:

	Foreign Currency Translation Adjustments		Net Benefit Plan Adjustments		Accumulated Other Comprehensive Earnings (Loss)
Balance as of December 31, 2021	$	(125.9)	$	(66.0)	$	(191.9)
Current year adjustments	(571.3)		11.7		(559.6)
Pension settlement charge	—		(4.0)		(4.0)
Amounts reclassified from accumulated other comprehensive income	(0.9)		(3.5)		(4.4)
Tax effect of adjustments	—		(1.1)		(1.1)
Balance as of September 30, 2022	$	(698.1)	$	(62.9)	$	(761.0)

Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax

11,700,000

Other Comprehensive Income (Loss), before Reclassifications, before Tax

(559,600,000)

Accumulated Other Comprehensive Earnings [Roll Forward]

Foreign Currency Translation Adjustments, Beginning balance

(125,900,000)

Other comprehensive income before reclassifications

(571,300,000)

Tax effect of adjustments

0

Foreign Currency Translation Adjustments, Ending balance

$ (698,100,000)

(698,100,000)

Net Benefit Plan Adjustments, Beginning balance

(66,000,000.0)

Tax effect of adjustments

(1,100,000)

Net Benefit Plan Adjustments, Ending balance

(62,900,000)

(62,900,000)

Accumulated Other Comprehensive Earnings, Beginning balance

(191,900,000)

Other comprehensive income before reclassifications

(571,300,000)

Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax

(900,000)

Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax

(3,500,000)

Tax effect of adjustments

(300,000)

$ (700,000)

(1,100,000)

$ (2,100,000)

Accumulated Other Comprehensive Earnings, Ending balance

$ (761,000,000.0)

(761,000,000.0)

Pension settlement charge

Accumulated Other Comprehensive Income (Loss) [Line Items]

Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), before Tax

$ 0