CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Allowance for doubtful accounts receivable	$ 2,845	$ 3,697
Accumulated amortization	$ 289,949	$ 348,087
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, authorized (in shares)	800,000,000	800,000,000
Common stock, issued (in shares)	324,418,632	324,418,632
Treasury stock (in shares)	144,502,338	100,970,426