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Defined Benefit Plans (Tables)
 9 Months Ended
Sep. 30, 2019
Compensation And Retirement Disclosure [Abstract]  
Schedule of Assumptions Used in Determining the Benefit Obligation

The following key actuarial assumptions were made in determining the benefit obligation:

 

 

September 30,

2019

 

Discount rate

1.20%

 

Rate of pension increase

1.70%

 

Retirement age

63-67 years