ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)

3 Months Ended

Mar. 31, 2023

ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS).

Schedule of changes in accumulated other comprehensive income (loss) by component, net of tax

Changes in accumulated other comprehensive income (loss) by component, net of tax, for the three months ended March 31, 2023 consisted of the following:

									Accumulated
			Post-		Non-				Other
	Pension		Retirement		Qualified				Comprehensive
(In millions)	Benefits		Benefits		Plans		Other		Income (Loss)
Balance at December 31, 2022	$	(25.8)	$	18.7	$	0.1	$	0.1	$	(6.9)
Amortization of prior service cost		—		(0.7)		—		—		(0.7)
Amortization of net loss (gain)		0.3		(0.4)		—		—		(0.1)
Foreign currency exchange		—		—		—		(0.3)		(0.3)
Other		—		—		—		1.7		1.7
Balance at March 31, 2023	$	(25.5)	$	17.6	$	0.1	$	1.5	$	(6.3)

Changes in accumulated other comprehensive income (loss) by component, net of tax, for the three months ended March 31, 2022 consisted of the following:

									Accumulated
			Post-		Non-				Other
	Pension		Retirement		Qualified				Comprehensive
(In millions)	Benefits		Benefits		Plans		Other		Income (Loss)
Balance at December 31, 2021	$	(39.1)	$	10.1	$	(0.7)	$	(1.2)	$	(30.9)
Amortization of prior service cost		(0.2)		(0.7)		—		—		(0.9)
Amortization of net loss		0.6		0.2		—		—		0.8
Foreign currency exchange		—		—		—		0.3		0.3
Balance at March 31, 2022	$	(38.7)	$	9.6	$	(0.7)	$	(0.9)	$	(30.7)