ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)

3 Months Ended

Mar. 31, 2019

ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS).

ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)

8.          ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)

Changes in accumulated other comprehensive income (loss) by component, net of tax, for the three months ended March 31, 2019 consisted of the following:

									Accumulated
					Non-				Other
			Post		Qualified				Comprehensive
(In millions)	Pensions		Retirement		Plans		Other		Income (Loss)
Balance at December 31, 2018	$	(55.8)	$	21.7	$	(0.1)	$	(0.3)	$	(34.5)
Amortization of prior service cost		(0.4)		(0.7)		—		—		(1.1)
Amortization of net loss		0.7		0.2		—		—		0.9
Balance at March 31, 2019	$	(55.5)	$	21.2	$	(0.1)	$	(0.3)	$	(34.7)

Changes in accumulated other comprehensive income (loss) by component, net of tax, for the three months ended March 31, 2018 consisted of the following:

									Accumulated
					Non-				Other
			Post		Qualified				Comprehensive
(In millions)	Pensions		Retirement		Plans		Other		Income (Loss)
Balance at December 31, 2017	$	(40.6)	$	15.6	$	(0.3)	$	0.4	$	(24.9)
Reclassification adjustment related to the Tax Act (1)		(9.2)		3.4		(0.2)		—		(6.0)
Amortization of prior service cost		(0.4)		(0.9)		—		—		(1.3)
Amortization of net loss		0.9		0.3		0.1		—		1.3
Other adjustments		—		—		—		0.2		0.2
Balance at March 31, 2018	$	(49.3)	$	18.4	$	(0.4)	$	0.6	$	(30.7)

(1) Reclassification from accumulated other comprehensive income (loss) to retained earnings for the remeasurement tax effects resulting from the Tax Act in accordance with ASU 2018-02.