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Retirement Plans (Tables)
3 Months Ended
Jun. 30, 2019
Retirement Benefits [Abstract]  
Net Periodic Benefit Cost Related To Defined Benefit Pension Plans

The following tables present the components of the Company’s net periodic benefit cost related to its defined benefit pension plans: 

 
 
United States Plans
 
International Plans
Quarter ended
 
Quarter ended
June 30, 2019
 
July 1, 2018
 
June 30, 2019
 
July 1, 2018
Service cost
 
$

 
$

 
$
235

 
$
255

Interest cost
 
154

 
159

 
376

 
470

Expected return on plan assets
 
(112
)
 
(122
)
 
(538
)
 
(552
)
Amortization and deferral
 
52

 
56

 
253

 
312

Net periodic benefit cost
 
$
94

 
$
93

 
$
326

 
$
485