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Employee Benefits
6 Months Ended
Jun. 30, 2020
Retirement Benefits [Abstract]  
Employee Benefits EMPLOYEE BENEFITS
Pension and other defined contribution retirement plan expenses included the following components:
(DOLLARS IN THOUSANDS)U.S. Plans
Three Months Ended June 30,Six Months Ended June 30,
2020201920202019
Service cost for benefits earned(1)
$400  $474  $800  $948  
Interest cost on projected benefit obligation(2)
4,263  5,453  8,526  10,906  
Expected return on plan assets(2)
(7,083) (6,983) (14,166) (13,966) 
Net amortization and deferrals(2)
1,858  1,276  3,716  2,551  
Net periodic benefit (income) cost$(562) $220  $(1,124) $439  
(DOLLARS IN THOUSANDS)Non-U.S. Plans
Three Months Ended June 30,Six Months Ended June 30,
2020201920202019
Service cost for benefits earned(1)
$5,940  $4,873  $11,880  $9,746  
Interest cost on projected benefit obligation(2)
3,246  4,435  6,491  8,870  
Expected return on plan assets(2)
(11,614) (10,904) (23,228) (21,808) 
Net amortization and deferrals(2)
3,834  2,922  7,668  5,844  
Net periodic benefit (income) cost$1,406  $1,326  $2,811  $2,652  
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(1)Included as a component of Operating profit.
(2)Included as a component of Other income, net.
The Company expects to contribute a total of $4.4 million to its U.S. pension plans and a total of $20.9 million to its Non-U.S. Plans during 2020. During the six months ended June 30, 2020, no contributions were made to the qualified U.S. pension plans, $11.5 million of contributions were made to the non-U.S. pension plans, and $2.6 million of benefit payments were made with respect to the Company's non-qualified U.S. pension plan.
Income recognized for postretirement benefits other than pensions included the following components: 
 Three Months Ended June 30,Six Months Ended June 30,
(DOLLARS IN THOUSANDS)2020201920202019
Service cost for benefits earned$143  $148  $286  $296  
Interest cost on projected benefit obligation475  578  949  1,156  
Net amortization and deferrals(1,152) (1,195) (2,305) (2,389) 
Total postretirement benefit income$(534) $(469) $(1,070) $(937) 
The Company expects to contribute $3.8 million to its postretirement benefits other than pension plans during 2020. In the six months ended June 30, 2020, $1.5 million of contributions were made.