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FINANCIAL INSTRUMENTS (Tables)
 12 Months Ended
Dec. 31, 2025
Fair Value Disclosures [Abstract]  
Schedule 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:
 20252024
 Carrying
Amount		Fair
Value		Carrying
Amount		Fair
Value
 (Dollars in thousands)
Assets:
Cash and cash equivalents$1,080,659 $1,080,659 $822,854 $822,854 
Liabilities:
Bank debt$1,934,055 $1,934,055 $1,817,675 $1,817,675 
4⅛% Notes599,695 590,628 599,564 572,646 
2¼% Notes587,200 575,174 517,750 494,239 
4¼% Notes704,640 715,210 — — 
1.4% Notes
499,985 495,750 499,930 476,260