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FINANCIAL INSTRUMENTS (Tables)
 12 Months Ended
Dec. 31, 2022
Fair Value Disclosures [Abstract]  
Summary of Carrying Amounts and Estimated Fair Values of Other Financial Instruments The following table summarizes the carrying amounts and estimated fair values of our other significant financial instruments at December 31:
 20222021
 Carrying
Amount		Fair
Value		Carrying
Amount		Fair
Value
 (Dollars in thousands)
Assets:
Cash and cash equivalents$585,622 $585,622 $631,439 $631,439 
Liabilities:
Bank debt$1,049,673 $1,049,673 $1,038,862 $1,038,862 
4¾% Notes— — 300,000 301,890 
3¼% Notes693,680 674,534 739,180 744,133 
4⅛% Notes599,317 555,120 599,200 612,780 
2¼% Notes533,600 455,748 568,600 565,984 
1.4% Notes499,824 441,650 499,771 487,800