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LONG-TERM DEBT (Tables)
 12 Months Ended
Dec. 31, 2021
Debt Disclosure [Abstract]  
Long-term Debt Long-term debt at December 31 was as follows:
20212020
 (Dollars in thousands)
Bank debt:
Bank revolving loans$— $— 
U.S. term loans1,000,000 900,000 
Other foreign bank revolving and term loans38,862 30,407 
Total bank debt1,038,862 930,407 
4¾% Senior Notes300,000 300,000 
3¼% Senior Notes739,180 795,307 
4⅛% Senior Notes600,000 600,000 
2¼% Senior Notes568,600 611,775 
1.4% Senior Secured Notes500,000 — 
Finance leases68,730 34,480 
Total debt - principal3,815,372 3,271,969 
Less unamortized debt issuance costs and debt discount22,195 20,716 
Total debt3,793,177 3,251,253 
Less current portion20,251 28,036 
$3,772,926 $3,223,217 
Aggregate Annual Maturities of Debt The aggregate annual maturities of our debt (non-U.S. dollar debt has been translated into U.S. dollars at exchange rates in effect at the balance sheet date), excluding finance leases, are as follows (dollars in thousands):
2022$17,507 
202353,601 
2024103,795 
20251,141,894 
2026601,787 
Thereafter1,828,058 
$3,746,642