Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Schedule of accumulated other comprehensive income (loss)

Changes in our Accumulated Other Comprehensive Income (loss) ("AOCI") balances, net of tax, were as follows (in millions):

	Fair Value of Derivative Financial Instruments, net of tax		Foreign Currency Translation Adjustments (1)		Post-Retirement and Pension Liability Adjustments, net of tax		Total AOCI
Balance at December 31, 2019	$	12.7	$	132.9	$	(6.2)	$	139.4
OCI before reclassifications	(12.2)		228.0		1.8		217.6
Amounts reclassified from AOCI	(1.2)		46.4		(7.2)		38.0
Other comprehensive income (loss)	(13.4)		274.4		(5.4)		255.6
Balance at December 31, 2020	(0.7)		407.3		(11.6)		395.0
OCI before reclassifications	(24.9)		(339.9)		7.4		(357.4)
Amounts reclassified from AOCI	3.6		—		(5.7)		(2.1)
Other comprehensive income (loss)	(21.3)		(339.9)		1.7		(359.5)
Balance at December 31, 2021	$	(22.0)	$	67.4	$	(9.9)	$	35.5

(1) Refer to the description in Note 3 of the Rosemont Pharmaceuticals business divestiture for information regarding amounts reclassified from AOCI.