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Other Assets
 6 Months Ended
Jun. 30, 2020
Other Assets [Abstract]  
Other Assets OTHER ASSETS
Other assets consisted of the following amounts: 
(DOLLARS IN THOUSANDS)June 30, 2020December 31, 2019
Operating lease right-of-use assets$283,133  $287,870  
Deferred income taxes110,381  125,552  
Overfunded pension plans94,349  85,657  
Cash surrender value of life insurance contracts47,234  47,578  
Other(a)
56,119  61,759  
Total$591,216  $608,416  
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(a)Includes finance lease right-of-use assets, restricted cash, land usage rights in China and long term deposits.