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Debt (Tables)
12 Months Ended
Dec. 31, 2020
Debt  
Summary of long-term debt

December 31,

(Millions of dollars)

2020

2019

Term Loans due 2027-2028

$

714

$

691

Foreign subsidiary obligations

49

102

Total debt at face value

763

793

Current maturities and unamortized discount and costs

(56)

(63)

Long-term debt, less current maturities and unamortized discount and costs

$

707

$

730