Quarterly report pursuant to Section 13 or 15(d)

PENSION AND POST RETIREMENT BENEFIT PLANS (Tables)

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PENSION AND POST RETIREMENT BENEFIT PLANS (Tables)
9 Months Ended
Sep. 30, 2018
Retirement Benefits [Abstract]  
Components of net periodic benefit

Components of Net Pension Benefit Gain

 

    Three Months Ended
September 30,
    Nine Months Ended
September 30,
 
(in thousands)   2018     2017     2018     2017  
Interest and service cost   $ 1,995     $ 2,138     $ 5,985     $ 6,414  
Expected return on plan assets     (3,443 )     (3,342 )     (10,329 )     (10,026 )
Amortization of net loss     826       830       2,478       2,490  
Net periodic benefit   $ (622 )   $ (374 )   $ (1,866 )   $ (1,122 )