Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans

v3.20.1
Benefit Plans
 3 Months Ended
Mar. 31, 2020
Retirement Benefits [Abstract]  
Benefit Plans
15. Benefit Plans:
The following information is provided for (1) the Company-sponsored defined benefit pension plans covering employees in the U.S. and certain employees at its foreign subsidiaries, (2) the Company-sponsored unfunded plans to provide certain health care benefits to retired employees in the U.S. and Canada, and (3) the Company’s defined benefit supplementary retirement plans which provide benefits for certain U.S. employees in excess of qualified plan limitations.
Components of net periodic expense (benefit) are as follows:
Defined Benefit Pension Plans
U.S.  Foreign 
Three months ended
March 31,		 Three months ended
March 31,
2020 2019 2020 2019
Service cost $ 192    $ 219    $ 997    $ 806   
Interest cost 2,152    2,507    707    833   
Expected return on plan assets (3,331)   (2,757)   (810)   (603)  
Amortization of net loss —    —    41    —   
Amortization of prior service cost —    —    6    —   
Net periodic expense (benefit) $ (987)   $ (31)   $ 941    $ 1,036   
Supplemental Retirement Plans
Three months ended
March 31,
2020 2019
Interest cost $ 86    $ 121   
Net periodic expense $ 86    $ 121   

Other Postretirement Benefit Plans
Three months ended
March 31,
2020 2019
Service cost $ —    $ 3   
Interest cost 24    38   
Amortization of prior service credit (58)   (33)  
Amortization of net gain (7)   (8)  
Net periodic expense (benefit) $ (41)   $ —