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Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2020
Retirement Benefits [Abstract]  
Schedule of net periodic cost
The components of net periodic cost of plans sponsored by us are as follows:
Three Months Ended September 30,Nine Months Ended September 30,
2020201920202019
Service cost$$$21 $14 
Interest cost19 24 59 65 
Expected return on plan assets(31)(33)(93)(88)
Amortization of net actuarial loss25 14 
Curtailment/settlement loss— 
Net periodic cost$$— $15 $12