CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Millions		3 Months Ended												9 Months Ended		12 Months Ended
		Sep. 30, 2022		Jun. 30, 2022		Mar. 31, 2022		Sep. 30, 2021		Jun. 30, 2021		Mar. 31, 2021		Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Income Statement [Abstract]
Net sales		$ 468.4						$ 521.1						$ 1,390.6	$ 1,463.5
Cost of sales		207.5						221.2						595.8	608.7
Gross profit		260.9						299.9						794.8	854.8
Selling, general and administrative expenses		248.5						256.1						758.4	796.0
Acquisition, integration and divestiture costs		0.2						0.6						0.7	1.8
Restructuring charges and other, net		(0.7)						9.0						4.3	22.8
Impairment charges		0.0						0.0						24.3	0.0	$ 0.0
Gain on divested assets		0.0						0.1						0.0	(1.7)
Operating income (loss)		12.9						34.1						7.1	35.9
Other expenses:
Interest expense, net		56.2						63.1						175.8	183.9
Amortization of debt issuance costs		0.0						8.7						20.9	30.7
Foreign currency losses (gains), net		19.4						9.9						41.4	11.5
Miscellaneous, net		2.3						0.1						9.0	2.8
Reorganization items, net		85.0						0.0						243.3	0.0
Other expense (income), net		162.9						81.8						490.4	228.9
(Loss) income from operations before income taxes		(150.0)						(47.7)						(483.3)	(193.0)
(Benefit from) provision for income taxes		2.8						5.4						12.1	23.8
Net (loss) income		(152.8)		$ (275.6)		$ (67.0)		(53.1)		$ (67.7)		$ (96.0)		(495.4)	(216.8)
Other comprehensive income (loss):
Foreign currency translation adjustments		(6.2)						(0.6)						(8.2)	(6.0)
Amortization of pension related costs, net of tax	[1],[2]	2.9						3.5						8.6	10.5
Other comprehensive (loss) income, net		(3.3)	[3]	$ (0.2)	[3]	$ 3.9	[3]	2.9	[3]	$ 3.0	[3]	$ (1.4)	[3]	0.4	4.5
Total comprehensive (loss) income		$ (156.1)						$ (50.2)						$ (495.0)	$ (212.3)
Basic loss per common share (in dollars per share)		$ (2.77)						$ (0.98)						$ (9.04)	$ (4.02)
Diluted loss per common share (in dollars per share)		$ (2.77)						$ (0.98)						$ (9.04)	$ (4.02)
Weighted average number of common shares outstanding:
Basic (in shares)		55,111,423						54,025,861						54,818,140	53,899,732
Diluted (in shares)		55,111,423						54,025,861						54,818,140	53,899,732

[1] Net of tax expense of nil for both the three months ended and nine months ended September 30, 2022 and 2021.

[2] This amount is included in the computation of net periodic benefit costs (income). See Note 10, "Pension and Post-Retirement Benefits," for additional information regarding net periodic benefit costs (income).

[3] See Note 13, "Accumulated Other Comprehensive Loss," regarding the changes in the accumulated balances for each component of other comprehensive loss during the nine months ended September 30, 2022 and 2021, respectively.