Consolidated Statements of Stockholders' Deficit (Parenthetical) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Stockholders' Equity [Abstract]
Dividends	$ 1.15	$ 1.10	$ 2.25	$ 2.16
Pension and post-retirement liability changes, tax expense	200,000	0.0	200,000
Change in cash flow hedges, tax expense	$ 600,000	$ (1,400,000)	$ 100,000	$ (400,000)