Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Long-term Debt

Long-term debt consisted of the following: 

	June 30, 2021		June 30, 2020		Dec. 31, 2020
	(Dollars in thousands)
Bank debt
Bank revolving loans	$	195,859	$	354,000	$	—
U.S. term loans	400,000		900,000		900,000
Other foreign bank revolving and term loans	47,132		42,534		30,407
Total bank debt	642,991		1,296,534		930,407
4¾% Senior Notes	300,000		300,000		300,000
3¼% Senior Notes	770,835		728,520		795,307
4⅛% Senior Notes	600,000		600,000		600,000
2¼% Senior Notes	592,950		560,400		611,775
1.4% Senior Secured Notes	500,000		—		—
Finance leases	33,460		35,102		34,480
Total debt - principal	3,440,236		3,520,556		3,271,969
Less unamortized debt issuance costs and debt discount	22,984		22,713		20,716
Total debt	3,417,252		3,497,843		3,251,253
Less current portion	240,859		391,418		28,036
	$	3,176,393	$	3,106,425	$	3,223,217